# event

event_id: 7ab193262fbe8e84b0c166c569eb4d87
occurred_at: 2025-12-22T22:11:24Z
observed_at: 2025-12-22T22:11:24Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-3-5-haiku-20241022
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"cloudflare-ai-gateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-3-5-haiku-20241022","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":0,"new_micro":800000,"confidence":"provisional","corroborations":1,"writer":"modelsdev","rose_from_zero":true}

headline:
*** cloudflare-ai-gateway/anthropic/claude-3-5-haiku-20241022 input_text: $0.00 → $0.80 /Mtok (from $0)

source_url:
https://github.com/anomalyco/models.dev.git#providers/cloudflare-ai-gateway/models/anthropic/claude-3-5-haiku.toml


event_id: 7ac9afe0c67f064cdf1db46086f252d5
occurred_at: 2024-11-08T05:11:14Z
observed_at: 2024-11-08T05:11:14Z
kind: PRICE
channel: #price
model_uid: google/gemini-1.5-pro
headline: *** google-vertex/google/gemini-1.5-pro input_text: $0.078125 → $1.25 /Mtok (+1500%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"google-vertex","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"google/gemini-1.5-pro","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":78125,"new_micro":1250000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 7aca7d76f15a498bb7f8a2f98d181734
occurred_at: 2026-05-29
observed_at: 2026-05-29T03:26:05Z
kind: QUIT
channel: #dying
model_uid: deepseek/deepseek-v3.2-speciale
headline: *** deepseek/deepseek-v3.2-speciale has quit openrouter (delisted 2026-05-29)
source_url: https://github.com/anomalyco/models.dev.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","available_from":"2025-12-03","available_to":"2026-05-29","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: 7ae9547c17f480e3ae049dde890a6e22
occurred_at: 2025-09-24T17:40:00Z
observed_at: 2025-09-24T17:40:00Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-chat
headline: *** deepseek/deepseek/deepseek-chat cache_read: $0.07 → $0.06 /Mtok (-14.3%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"deepseek","seller_kind":"first_party","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-chat","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":70000,"new_micro":60000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 7aefe0fb7fe2c819834b57896ff30f3d
occurred_at: 2025-08-05
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: deepseek/deepseek-r1-0528
counterparty_uid: openai/gpt-oss-120b
headline: *** gpt-oss-120b (medium) has kicked DeepSeek-R1 (May 2025) (Δ+0.0025, 6.2× cheaper)
source_url: https://htihle.github.io/weirdml.html
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"weirdml","benchmark_version_id":"weirdml@unversioned","measurer":"Epoch AI","victim":{"model_uid":"deepseek/deepseek-r1-0528","display":"DeepSeek-R1 (May 2025)","comparability_key":"a760dcfeb010973e736a2c6d304dae3d9078b6d0cde0152fea4c8e4668fdbda0","score":0.4163,"cost_usd":0.07106829941,"released":"2025-05-28","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"openai/gpt-oss-120b","display":"gpt-oss-120b (medium)","comparability_key":"fe3515cc5a32620e551e2e56284814125cef5482c64e9f42a49019cb5c3069e1","effort":"medium","score":0.4188,"cost_usd":0.01148501118,"released":"2025-08-05","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"delta_score":0.0025000000000000022,"cost_ratio":6.187917303359559,"cost_kind":"per_task","same_model":false}


event_id: 7af868ae482872ab8fe7c2600008a209
occurred_at: 2026-03-02T21:36:05Z
observed_at: 2026-03-02T21:36:05Z
kind: PRICE
channel: #price
model_uid: mistral/mistral-small
headline: *** mistral/mistral/mistral-small input_text: $1.00 → $0.06 /Mtok (-94%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"mistral","seller_kind":"first_party","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"mistral/mistral-small","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1000000,"new_micro":60000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 7b17f9fbe4c9bfb25f6eda40bd68c264
occurred_at: 2026-05-22T21:41:35Z
observed_at: 2026-05-22T21:41:35Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash output_text: $0.224 → $0.20 /Mtok (-10.7%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":224000,"new_micro":200000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 7b4c7ee281ec899ecc30a78331e12d11
occurred_at: 2026-08-15T01:48:39Z
observed_at: 2026-08-15T01:48:39Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash input_text: $0.0798 → $0.08106 /Mtok (+1.6%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":79800,"new_micro":81060,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 7b5acee2abc37df8e8ed3f19cb6f3496
occurred_at: 2026-04-26
observed_at: 2026-04-26T18:48:54Z
kind: QUIT
channel: #dying
model_uid: google/gemini-3.1-flash-preview
headline: *** google/gemini-3.1-flash-preview has quit google-vertex (delisted 2026-04-26)
source_url: https://github.com/anomalyco/models.dev.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"google-vertex","available_from":"2026-04-26","available_to":"2026-04-26","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: 7b88e65ecfd17205335f4e6aed10d0c4
occurred_at: 2025-06-29T09:01:49Z
observed_at: 2025-06-29T09:01:49Z
kind: NETSPLIT
channel: #price
model_uid: openai/o4-mini-20250416
source_url: https://github.com/anomalyco/models.dev.git#providers/openrouter/models/openai/o4-mini.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":3,"points":2,"min_micro":275000,"max_micro":4400000,"split_tenths":160,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"openrouter","entering_micro":275000,"open_weights":false}

headline:
*** netsplit openai/o4-mini-20250416 output_text: 2 prices across 3 sellers, 16.0x spread (openrouter enters at $0.275)


event_id: 7bad7ce6e5fe67a9f9b80940c5f9a8ee
occurred_at: 2025-09-10T18:37:30Z
observed_at: 2025-09-10T18:37:30Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-v3.1
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":6,"points":5,"min_micro":200000,"max_micro":55000000000,"split_tenths":2750000,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"wandb","entering_micro":55000000000,"open_weights":true,"extreme":true}

headline:
*** netsplit deepseek/deepseek-v3.1 input_text: 5 prices across 6 sellers, 275000.0x spread (wandb enters at $55000.00)


event_id: 7c3980e618c026d558c9c4d4aa680497
occurred_at: 2025-07-21T17:23:10Z
observed_at: 2025-07-21T17:23:10Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-v3-0324
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":6,"points":6,"min_micro":600000,"max_micro":4560000,"split_tenths":76,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"lambda","entering_micro":600000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v3-0324 output_text: 6 prices across 6 sellers, 7.6x spread (lambda enters at $0.60)


event_id: 7c495da62dc0caad8a2b25062b84b2cc
occurred_at: 2026-02-17T21:01:54Z
observed_at: 2026-02-17T21:01:54Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-v3.1-terminus
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":11,"points":5,"min_micro":700000,"max_micro":1680000,"split_tenths":24,"trigger_new_seller":true,"entering_seller":"nano-gpt","entering_micro":700000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v3.1-terminus output_text: 5 prices across 11 sellers, 2.4x spread (nano-gpt enters at $0.70)

source_url:
https://github.com/anomalyco/models.dev.git#providers/nano-gpt/models/deepseek-ai/DeepSeek-V3.1-Terminus.toml


event_id: 7c7f7e72dfc6dde43feb1173e01e8323
occurred_at: 2026-01-12T09:49:49Z
observed_at: 2026-01-12T09:49:49Z
kind: NETSPLIT
channel: #price
model_uid: xai/grok-4-0709
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":10,"points":3,"min_micro":3000000,"max_micro":7200000,"split_tenths":24,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"replicate","entering_micro":7200000,"open_weights":false}

headline:
*** netsplit xai/grok-4-0709 input_text: 3 prices across 10 sellers, 2.4x spread (replicate enters at $7.20)


event_id: 7c89bbf795d6551d6f01f799e17fe750
occurred_at: 2026-06-13T23:40:33Z
observed_at: 2026-06-13T23:40:33Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash input_text: $0.098 → $0.09 /Mtok (-8.2%)
confidence: observed
occurred_at_kind: commit
retracted_at: 2026-06-16T10:57:27Z
retraction_reason: unwound as churn: the catalogue returned to $0.098 within the 14-day window
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":98000,"new_micro":90000,"confidence":"observed","corroborations":1,"writer":"modelsdev","churn_unwound":true}


event_id: 7c92aee383fc6d242290e272c454fceb
occurred_at: 2025-10-18T02:37:12Z
observed_at: 2025-10-18T02:37:12Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-haiku-4-5-20251001
headline: *** amazon-bedrock/anthropic/claude-haiku-4-5-20251001 input_text [eu]: $1.00 → $1.10 /Mtok (+10%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"eu","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-haiku-4-5-20251001","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1000000,"new_micro":1100000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 7ca42016069bf6a732604f3c732d0057
occurred_at: 2025-11-10T23:53:28Z
observed_at: 2025-11-10T23:53:28Z
kind: NETSPLIT
channel: #price
model_uid: openai/chatgpt-4o-latest
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openAi/chatgpt-4o-latest.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":4,"points":2,"min_micro":4500000,"max_micro":5000000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":4500000,"open_weights":false}

headline:
*** netsplit openai/chatgpt-4o-latest input_text: 2 prices across 4 sellers, 1.1x spread (poe enters at $4.50)


event_id: 7cad156d28d41bd0b8a219ad0d995dbd
occurred_at: 2025-08-05
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: google/gemini-2.0-flash-001
counterparty_uid: openai/gpt-oss-20b
headline: *** gpt-oss-20b (medium) has kicked Gemini 2.0 Flash 001 (Δ+0.1106, 1.8× cheaper)
source_url: https://htihle.github.io/weirdml.html
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"weirdml","benchmark_version_id":"weirdml@unversioned","measurer":"Epoch AI","victim":{"model_uid":"google/gemini-2.0-flash-001","display":"Gemini 2.0 Flash 001","comparability_key":"a760dcfeb010973e736a2c6d304dae3d9078b6d0cde0152fea4c8e4668fdbda0","score":0.2577,"cost_usd":0.006734424118,"released":"2025-02-05","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"openai/gpt-oss-20b","display":"gpt-oss-20b (medium)","comparability_key":"fe3515cc5a32620e551e2e56284814125cef5482c64e9f42a49019cb5c3069e1","effort":"medium","score":0.3683,"cost_usd":0.003806215294,"released":"2025-08-05","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"delta_score":0.11060000000000003,"cost_ratio":1.7693229620026847,"cost_kind":"per_task","same_model":false}


event_id: 7cb9807ac55efc4cd9523f54a6a7bd82
occurred_at: 2026-06-07T00:49:46Z
observed_at: 2026-06-07T00:49:46Z
kind: PRICE
channel: #price
model_uid: xai/grok-4.20-beta-non-reasoning
headline: *** vercel-ai-gateway/xai/grok-4.20-beta-non-reasoning cache_read: $0.20 → $0.40 /Mtok (+100%)
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"vercel-ai-gateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"xai/grok-4.20-beta-non-reasoning","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":200000,"new_micro":400000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}

source_url:
https://github.com/anomalyco/models.dev.git#providers/vercel/models/xai/grok-4.20-non-reasoning-beta.toml


event_id: 7d6cd8682dcdcfe005634edd5623d9c9
occurred_at: 2025-10-05T00:20:17Z
observed_at: 2025-10-05T00:20:17Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-sonnet-4-5-20250929
headline: *** amazon-bedrock/anthropic/claude-sonnet-4-5-20250929 cache_read [jp]: $0.30 → $0.33 /Mtok (+10%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
retracted_at: 2025-10-06T19:33:05Z
retraction_reason: unwound as churn: the catalogue returned to $0.30 within the 14-day window
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"jp","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-sonnet-4-5-20250929","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":300000,"new_micro":330000,"confidence":"observed","corroborations":1,"writer":"litellm","churn_unwound":true}


event_id: 7dad8c10d09dc3907c3858bc6a8059e0
occurred_at: 2026-08-01T19:34:25Z
observed_at: 2026-08-01T19:34:25Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-luna
headline: *** openai/openai/gpt-5.6-luna input_text [batch]: $0.50 → $0.10 /Mtok (-80%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"openai","seller_kind":"first_party","region":"unspecified","service_tier":"batch","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-luna","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":500000,"new_micro":100000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 7e0ad6c3f0de48af1a0b077ce81f147e
occurred_at: 2025-09-08T11:17:58Z
observed_at: 2025-09-08T11:17:58Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.1
headline: *** deepinfra/deepseek/deepseek-v3.1 input_text: $0.30 → $0.27 /Mtok (-10%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
retracted_at: 2025-09-09T01:13:34Z
retraction_reason: unwound as churn: the catalogue returned to $0.30 within the 14-day window
payload:
{"seller":"deepinfra","seller_kind":"inference_host","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3.1","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":300000,"new_micro":270000,"confidence":"observed","corroborations":1,"writer":"litellm","churn_unwound":true}


event_id: 7e264cda34adbeeb848459cba20df93e
occurred_at: 2026-08-06T00:47:12Z
observed_at: 2026-08-06T00:47:12Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash input_text: $0.09 → $0.0882 /Mtok (-2%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":90000,"new_micro":88200,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 7e5d98c1011624f34f12645309bbd328
occurred_at: 2025-12-24T02:20:48Z
observed_at: 2025-12-24T02:20:48Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-20b
headline: *** cloudflare-ai-gateway/openai/gpt-oss-20b output_text: $0.00 → $0.30 /Mtok (from $0)
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"cloudflare-ai-gateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-oss-20b","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":0,"new_micro":300000,"confidence":"provisional","corroborations":1,"writer":"modelsdev","rose_from_zero":true}

source_url:
https://github.com/anomalyco/models.dev.git#providers/cloudflare-ai-gateway/models/workers-ai/@cf/openai/gpt-oss-20b.toml


event_id: 7e66a63ed5b3e55d03f1820ffbe329be
occurred_at: 2026-08-15T02:36:48Z
observed_at: 2026-08-15T02:36:48Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash output_text: $0.16212 → $0.15932 /Mtok (-1.7%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":162120,"new_micro":159320,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 7e79ebf7546d046bdb7e1e1f8bd9e30e
occurred_at: 2026-02-16T16:00:15Z
observed_at: 2026-02-16T16:00:15Z
kind: NETSPLIT
channel: #price
model_uid: mistral/devstral-2512
source_url: https://github.com/anomalyco/models.dev.git#providers/kilo/models/mistralai/devstral-2512.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":3,"points":3,"min_micro":220000,"max_micro":2000000,"split_tenths":91,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"kilo","entering_micro":220000,"open_weights":false}

headline:
*** netsplit mistral/devstral-2512 output_text: 3 prices across 3 sellers, 9.1x spread (kilo enters at $0.22)


event_id: 7e8f6690a3a007a8d3cd946f325c26ff
occurred_at: 2025-10-13T12:20:24Z
observed_at: 2025-10-13T12:20:24Z
kind: PRICE
channel: #price
model_uid: google/gemini-2.5-flash
headline: *** deepinfra/google/gemini-2.5-flash output_text: $1.75 → $2.50 /Mtok (+42.9%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"deepinfra","seller_kind":"inference_host","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"google/gemini-2.5-flash","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1750000,"new_micro":2500000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 7eb43337309abe27d74e701c2841c8e6
occurred_at: 2026-08-01T19:34:25Z
observed_at: 2026-08-01T19:34:25Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-terra
headline: *** azure/openai/gpt-5.6-terra input_text: $2.50 → $2.00 /Mtok (-20%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"azure","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-terra","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":2500000,"new_micro":2000000,"confidence":"observed","corroborations":2,"writer":"litellm"}


event_id: 7efc249ca9068b97a8d781924f80e85c
occurred_at: 2023-11-22T23:59:48Z
observed_at: 2023-11-22T23:59:48Z
kind: NETSPLIT
channel: #price
model_uid: anthropic/claude-2
headline: *** netsplit anthropic/claude-2 output_text: 2 prices across 2 sellers, 1.4x spread
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":2,"points":2,"min_micro":24000000,"max_micro":32680000,"split_tenths":14,"trigger_jump":true,"open_weights":false}


event_id: 7f24037ac021b2af23ab28ef0b864915
occurred_at: 2025-10-05T00:20:17Z
observed_at: 2025-10-05T00:20:17Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-sonnet-4-5-20250929
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
retracted_at: 2025-10-06T19:33:05Z
retraction_reason: unwound as churn: the catalogue returned to $15.00 within the 14-day window
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"jp","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-sonnet-4-5-20250929","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":15000000,"new_micro":16500000,"confidence":"observed","corroborations":1,"writer":"litellm","churn_unwound":true}

headline:
*** amazon-bedrock/anthropic/claude-sonnet-4-5-20250929 output_text [jp]: $15.00 → $16.50 /Mtok (+10%)


event_id: 7f31393c28e23eccdf2c6321786f93cb
occurred_at: 2026-07-31T17:59:13Z
observed_at: 2026-07-31T17:59:13Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-luna
headline: *** llmgateway/openai/gpt-5.6-luna input_text: $1.00 → $0.20 /Mtok (-80%)
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/gpt-5.6-luna.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"llmgateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-luna","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1000000,"new_micro":200000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: 7f62eea3d31b64787948a862a1cc6867
occurred_at: 2025-08-22T05:21:41Z
observed_at: 2025-08-22T05:21:41Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-2.5-flash
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":6,"points":2,"min_micro":1750000,"max_micro":2500000,"split_tenths":14,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"deepinfra","entering_micro":1750000,"open_weights":false}

headline:
*** netsplit google/gemini-2.5-flash output_text: 2 prices across 6 sellers, 1.4x spread (deepinfra enters at $1.75)


event_id: 7f71f11e596e96bdddc8da26de037e61
occurred_at: 2025-10-18T02:37:12Z
observed_at: 2025-10-18T02:37:12Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-haiku-4-5-20251001
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"apac","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-haiku-4-5-20251001","meter":"cache_write_5m","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1250000,"new_micro":1375000,"confidence":"observed","corroborations":1,"writer":"litellm"}

headline:
*** amazon-bedrock/anthropic/claude-haiku-4-5-20251001 cache_write_5m [apac]: $1.25 → $1.375 /Mtok (+10%)


event_id: 7f752e013e3ae4b90145b57510814c69
occurred_at: 2025-10-07T18:27:04Z
observed_at: 2025-10-07T18:27:04Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-sonnet-4-5-20250929
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"us","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-sonnet-4-5-20250929","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":15000000,"new_micro":16500000,"confidence":"observed","corroborations":1,"writer":"litellm"}

headline:
*** amazon-bedrock/anthropic/claude-sonnet-4-5-20250929 output_text [us]: $15.00 → $16.50 /Mtok (+10%)


event_id: 7f85b53d1a83bf612ea637e50867e64a
occurred_at: 2026-04-27T22:33:59Z
observed_at: 2026-04-27T22:33:59Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.5-pro-20260423
headline: *** openai/openai/gpt-5.5-pro-20260423 output_text: $360.00 → $180.00 /Mtok (-50%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openai","seller_kind":"first_party","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.5-pro-20260423","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":360000000,"new_micro":180000000,"confidence":"observed","corroborations":2,"writer":"litellm"}


event_id: 7fa1640d173947bf3268d7b4ee7bed08
occurred_at: 2025-08-07
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: google/gemini-2.5-flash-preview-05-20
counterparty_uid: openai/gpt-5-nano-20250807
headline: *** GPT-5 nano (high) has kicked Gemini 2.5 Flash Preview (05-20) (Δ+0.0007, 10.8× cheaper)
source_url: https://epoch.ai/data/benchmark_data.zip
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"arc-agi-2","benchmark_version_id":"arc-agi-2@unversioned","measurer":"Epoch AI","victim":{"model_uid":"google/gemini-2.5-flash-preview-05-20","display":"Gemini 2.5 Flash Preview (05-20)","comparability_key":"7f6840c996677e1c75e66be0341f1b36c118ea87aa67016567051e2c014611d1","score":0.025400000000000002,"cost_usd":0.3191,"released":"2025-05-20","provenance":"community_submitted"},"winner":{"model_uid":"openai/gpt-5-nano-20250807","display":"GPT-5 nano (high)","comparability_key":"8aa8fa9a8ee71397b053e8fe68c740b0ce7dabbc34b1a3ec79feb6b3681e18bc","effort":"high","score":0.026100000000000005,"cost_usd":0.0295,"released":"2025-08-07","provenance":"community_submitted"},"delta_score":0.0007000000000000027,"cost_ratio":10.816949152542373,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: 80002c80f499b3c8a2bd279dcebdbf86
occurred_at: 2025-09-24T17:40:00Z
observed_at: 2025-09-24T17:40:00Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-reasoner
headline: *** deepseek/deepseek/deepseek-reasoner input_text: $0.55 → $0.60 /Mtok (+9.1%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"deepseek","seller_kind":"first_party","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-reasoner","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":550000,"new_micro":600000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 803ba13cc3f0163b9dae337b464c16ad
occurred_at: 2025-10-13T12:20:24Z
observed_at: 2025-10-13T12:20:24Z
kind: PRICE
channel: #price
model_uid: google/gemini-2.5-pro
headline: *** deepinfra/google/gemini-2.5-pro input_text: $0.875 → $1.25 /Mtok (+42.9%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"deepinfra","seller_kind":"inference_host","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"google/gemini-2.5-pro","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":875000,"new_micro":1250000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 809713ab6578496f6c9958aafd2b5918
occurred_at: 2026-05-15T15:00:32Z
observed_at: 2026-05-15T15:00:32Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-pro
headline: *** openrouter/deepseek/deepseek-v4-pro output_text: $3.48 → $0.87 /Mtok (-75%)
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-pro","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":3480000,"new_micro":870000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}

source_url:
https://github.com/anomalyco/models.dev.git#providers/openrouter/models/deepseek/deepseek-v4-pro.toml


event_id: 80daf4188c35dbec4d68bed133b48cfa
occurred_at: 2025-10-07T18:27:04Z
observed_at: 2025-10-07T18:27:04Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-sonnet-4-5-20250929
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"eu","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-sonnet-4-5-20250929","meter":"cache_write_5m","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":3750000,"new_micro":4125000,"confidence":"observed","corroborations":1,"writer":"litellm"}

headline:
*** amazon-bedrock/anthropic/claude-sonnet-4-5-20250929 cache_write_5m [eu]: $3.75 → $4.125 /Mtok (+10%)


event_id: 80eafddabf25de70e6f3839b0a24de8a
occurred_at: 2025-12-09T02:57:43Z
observed_at: 2025-12-09T02:57:43Z
kind: NETSPLIT
channel: #price
model_uid: mistral/devstral-small-2505
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":6,"points":4,"min_micro":20000,"max_micro":900000,"split_tenths":450,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"fireworks","entering_micro":900000,"open_weights":true}

headline:
*** netsplit mistral/devstral-small-2505 input_text: 4 prices across 6 sellers, 45.0x spread (fireworks enters at $0.90)


event_id: 81032f27ee2f6877ec1c61f9c5f7c768
occurred_at: 2026-06-07T00:49:46Z
observed_at: 2026-06-07T00:49:46Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.2
headline: *** vercel-ai-gateway/deepseek/deepseek-v3.2 output_text: $0.40 → $0.42 /Mtok (+5%)
source_url: https://github.com/anomalyco/models.dev.git#providers/vercel/models/deepseek/deepseek-v3.2.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"vercel-ai-gateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3.2","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":400000,"new_micro":420000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 81357af4b22da428a1ec5174c267d3ab
occurred_at: 2025-01-20
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: openai/o1-mini-20240912
counterparty_uid: deepseek/deepseek-r1
headline: *** DeepSeek-R1 has kicked o1-mini (unknown) (Δ+0.0047, 2.4× cheaper)
source_url: https://epoch.ai/data/benchmark_data.zip
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"arc-agi-2","benchmark_version_id":"arc-agi-2@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/o1-mini-20240912","display":"o1-mini (unknown)","comparability_key":"814c8804bf79e534a0eeaa95e119771abac4dbd693d023c640fa9bdc6a5e8c45","effort":"unknown","score":0.0083,"cost_usd":0.1907,"released":"2024-09-12","provenance":"community_submitted"},"winner":{"model_uid":"deepseek/deepseek-r1","display":"DeepSeek-R1","comparability_key":"4fcf7177e706c5e9de27f56780bd4446313cf89cec87c6cf63de0b7a49c87b48","score":0.013000000000000001,"cost_usd":0.08,"released":"2025-01-20","provenance":"community_submitted"},"delta_score":0.004700000000000001,"cost_ratio":2.38375,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: 815236655ea60608d2e462395e465e48
occurred_at: 2026-08-02T00:57:44Z
observed_at: 2026-08-02T00:57:44Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-terra
headline: *** azure/openai/gpt-5.6-terra output_text [eu]: $13.20 → $16.50 /Mtok (+25%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
retracted_at: 2026-08-05T06:56:52Z
retraction_reason: unwound as churn: the catalogue returned to $13.20 within the 14-day window
payload:
{"seller":"azure","seller_kind":"cloud","region":"eu","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-terra","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":13200000,"new_micro":16500000,"confidence":"observed","corroborations":1,"writer":"litellm","churn_unwound":true}


event_id: 815e5c5747c453e07ccc84f316353370
occurred_at: 2026-04-27T17:34:52Z
observed_at: 2026-04-27T17:34:52Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-5.5-pro-20260423
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openai/gpt-5.5-pro.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":5,"points":3,"min_micro":163636400,"max_micro":360000000,"split_tenths":22,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":163636400,"open_weights":false}

headline:
*** netsplit openai/gpt-5.5-pro-20260423 output_text: 3 prices across 5 sellers, 2.2x spread (poe enters at $163.6364)


event_id: 817fcb8c3aedc7ab6769395edf99ce12
occurred_at: 2026-06-24T16:01:30Z
observed_at: 2026-06-24T16:01:30Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.1
headline: *** llmgateway/deepseek/deepseek-v3.1 cache_read: $0.07 → $0.112 /Mtok (+60%)
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/deepseek-v3.1.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"llmgateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3.1","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":70000,"new_micro":112000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: 81cd6c1c69671a66d5757bf65f1f4743
occurred_at: 2024-09-24
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: openai/gpt-4o-mini-20240718
counterparty_uid: google/gemini-1.5-flash-002
headline: *** Gemini 1.5 Flash 002 has kicked GPT-4o mini (Δ+0.1311, 1.9× cheaper)
source_url: https://htihle.github.io/weirdml.html
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"weirdml","benchmark_version_id":"weirdml@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/gpt-4o-mini-20240718","display":"GPT-4o mini","comparability_key":"a760dcfeb010973e736a2c6d304dae3d9078b6d0cde0152fea4c8e4668fdbda0","score":0.1176,"cost_usd":0.0052607625,"released":"2024-07-18","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"google/gemini-1.5-flash-002","display":"Gemini 1.5 Flash 002","comparability_key":"a760dcfeb010973e736a2c6d304dae3d9078b6d0cde0152fea4c8e4668fdbda0","score":0.2487,"cost_usd":0.002784210882,"released":"2024-09-24","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"delta_score":0.1311,"cost_ratio":1.8894985771411836,"cost_kind":"per_task","same_model":false}


event_id: 81f1e03bf7ae2959adeee8088a9ab8e1
occurred_at: 2026-08-02T00:57:44Z
observed_at: 2026-08-02T00:57:44Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-luna
headline: *** azure/openai/gpt-5.6-luna input_text: $0.20 → $1.00 /Mtok (+400%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
retracted_at: 2026-08-05T06:56:52Z
retraction_reason: unwound as churn: the catalogue returned to $0.20 within the 14-day window
payload:
{"seller":"azure","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-luna","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":200000,"new_micro":1000000,"confidence":"observed","corroborations":2,"writer":"litellm","churn_unwound":true}


event_id: 82110ba552bd9003bfc1f62c9846d0a2
occurred_at: 2025-07-21T17:23:10Z
observed_at: 2025-07-21T17:23:10Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-v3-0324
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":6,"points":6,"min_micro":200000,"max_micro":3000000,"split_tenths":150,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"lambda","entering_micro":200000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v3-0324 input_text: 6 prices across 6 sellers, 15.0x spread (lambda enters at $0.20)


event_id: 82168e0819c4d3dd72871a4b273fc5c4
occurred_at: 2025-10-02T21:21:12Z
observed_at: 2025-10-02T21:21:12Z
kind: NETSPLIT
channel: #price
model_uid: xai/grok-code-fast-1
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":3,"points":2,"min_micro":200000,"max_micro":3500000,"split_tenths":175,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"azure","entering_micro":3500000,"open_weights":false}

headline:
*** netsplit xai/grok-code-fast-1 input_text: 2 prices across 3 sellers, 17.5x spread (azure enters at $3.50)


event_id: 821c2d9ea4033538fdac8c8bdffef085
occurred_at: 2024-05-22T02:45:47Z
observed_at: 2024-05-22T02:45:47Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-3.5-turbo-0301
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":2,"points":2,"min_micro":1000000,"max_micro":1500000,"split_tenths":15,"trigger_new_seller":true,"entering_seller":"openrouter","entering_micro":1000000,"open_weights":false}

headline:
*** netsplit openai/gpt-3.5-turbo-0301 input_text: 2 prices across 2 sellers, 1.5x spread (openrouter enters at $1.00)


event_id: 8220ae4a70526b9d10ca92b8010c5003
occurred_at: 2025-10-05T00:20:17Z
observed_at: 2025-10-05T00:20:17Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-sonnet-4-5-20250929
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
retracted_at: 2025-10-06T19:33:05Z
retraction_reason: unwound as churn: the catalogue returned to $6.00 within the 14-day window
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"eu","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-sonnet-4-5-20250929","meter":"input_text","unit":"mtok","ctx_tier_min":200000,"time_window":"all","old_micro":6000000,"new_micro":6600000,"confidence":"observed","corroborations":1,"writer":"litellm","churn_unwound":true}

headline:
*** amazon-bedrock/anthropic/claude-sonnet-4-5-20250929 input_text [eu, ctx≥200000]: $6.00 → $6.60 /Mtok (+10%)


event_id: 8236ac968f699d2df70df7c6371cb9f5
occurred_at: 2025-08-05T17:56:49Z
observed_at: 2025-08-05T17:56:49Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-r1-0528
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":8,"points":6,"min_micro":180000,"max_micro":3000000,"split_tenths":167,"trigger_new_seller":true,"entering_seller":"chutes","entering_micro":180000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-r1-0528 input_text: 6 prices across 8 sellers, 16.7x spread (chutes enters at $0.18)

source_url:
https://github.com/anomalyco/models.dev.git#providers/chutes/models/deepseek-ai/DeepSeek-R1-0528.toml


event_id: 825c00cc0675a28af8f03ac1c1153a5f
occurred_at: 2025-01-29T01:57:49Z
observed_at: 2025-01-29T01:57:49Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-3-5-haiku-20241022
headline: *** amazon-bedrock/anthropic/claude-3-5-haiku-20241022 input_text [eu]: $1.00 → $0.25 /Mtok (-75%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"eu","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-3-5-haiku-20241022","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1000000,"new_micro":250000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 82a5d905f5be1ef2389c4bc54a2dac02
occurred_at: 2025-12-29T17:14:15Z
observed_at: 2025-12-29T17:14:15Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-oss-20b
source_url: https://github.com/anomalyco/models.dev.git#providers/chutes/models/openai/gpt-oss-20b.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":15,"points":7,"min_micro":20000,"max_micro":5000000000,"split_tenths":2500000,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"chutes","entering_micro":20000,"open_weights":true,"extreme":true}

headline:
*** netsplit openai/gpt-oss-20b input_text: 7 prices across 15 sellers, 250000.0x spread (chutes enters at $0.02)


event_id: 82a9adfc4c73b8f8d61e992120b85a2e
occurred_at: 2026-07-09
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #math
model_uid: openai/gpt-5-20250807
counterparty_uid: openai/gpt-5.6-luna
headline: *** GPT-5.6 Luna (max) has kicked GPT-5 (high) (Δ+0.36, 1.9× cheaper)
source_url: https://www.vals.ai/benchmarks/proof_bench
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"proofbench","benchmark_version_id":"proofbench@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/gpt-5-20250807","display":"GPT-5 (high)","comparability_key":"81e45dfc9b17a4b37ab7d1d92c691d69881f3c68f7e1db31fc9c422dbbd389e3","effort":"high","score":0.18,"cost_usd":0.852361,"released":"2025-08-07","evidence_url":"https://www.vals.ai/benchmarks/proof_bench","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"openai/gpt-5.6-luna","display":"GPT-5.6 Luna (max)","comparability_key":"ccf092edbfd284b1ba2d6880080e2310ab5b2cbc605b406fc640920f0f29fe1d","effort":"max","score":0.54,"cost_usd":0.449325,"released":"2026-07-09","evidence_url":"https://www.vals.ai/benchmarks/proof_bench","provenance":"leaderboard_maintainer_verified"},"delta_score":0.36000000000000004,"cost_ratio":1.8969810270962,"cost_kind":"per_task","same_model":false}


event_id: 82d3260bce63941713ba55ee62a864ae
occurred_at: 2025-11-07T03:35:57Z
observed_at: 2025-11-07T03:35:57Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-haiku-4-5-20251001
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"global","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-haiku-4-5-20251001","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":5000000,"new_micro":5500000,"confidence":"observed","corroborations":1,"writer":"litellm"}

headline:
*** amazon-bedrock/anthropic/claude-haiku-4-5-20251001 output_text [global]: $5.00 → $5.50 /Mtok (+10%)


event_id: 82d74c3190f8850bddd395cf8e9500df
occurred_at: 2026-03-02T21:36:05Z
observed_at: 2026-03-02T21:36:05Z
kind: PRICE
channel: #price
model_uid: mistral/mistral-small
headline: *** mistral/mistral/mistral-small output_text: $3.00 → $0.18 /Mtok (-94%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"mistral","seller_kind":"first_party","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"mistral/mistral-small","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":3000000,"new_micro":180000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 82ff28cc55a097d9fb000ea567d8851e
occurred_at: 2026-06-03T20:13:54Z
observed_at: 2026-06-03T20:13:54Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.3-chat
headline: *** llmgateway/openai/gpt-5.3-chat cache_read: $0.18 → $0.175 /Mtok (-2.8%)
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/gpt-5.3-chat-latest.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"llmgateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.3-chat","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":180000,"new_micro":175000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 836a0f4b2e23ac9ee5f968e2a48ef737
occurred_at: 2026-07-09
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: anthropic/claude-fable-5
counterparty_uid: openai/gpt-5.6-luna
headline: *** GPT-5.6 Luna (max) has kicked Claude Fable 5 (low) (Δ+0.07603, 1.2× cheaper)
source_url: https://deepswe.datacurve.ai/
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"deepswe","benchmark_version_id":"deepswe@unversioned","measurer":"Epoch AI","victim":{"model_uid":"anthropic/claude-fable-5","display":"Claude Fable 5 (low)","comparability_key":"cd068b6bb9240e7ca929cf7ed557d6b13a6ed397c52dc0f5f1f84cf8555d92e8","effort":"low","score":0.5958429561200924,"cost_usd":3.757873125874126,"released":"2026-06-09","evidence_url":"https://deepswe.datacurve.ai/","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"openai/gpt-5.6-luna","display":"GPT-5.6 Luna (max)","comparability_key":"a869064a4fe5eec9d3bfabc7fd1bfa34e9cdb712960eb3af6be093e02db71317","effort":"max","score":0.671875,"cost_usd":3.028116810267857,"released":"2026-07-09","evidence_url":"https://deepswe.datacurve.ai/","provenance":"leaderboard_maintainer_verified"},"delta_score":0.07603204387990758,"cost_ratio":1.2409934495035932,"cost_kind":"per_task","same_model":false}


event_id: 8399db16180dd73e40d4f5d5b6386511
occurred_at: 2026-06-02T04:42:51Z
observed_at: 2026-06-02T04:42:51Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-sonnet-4-5-20250929
headline: *** amazon-bedrock/anthropic/claude-sonnet-4-5-20250929 cache_write_1h: $6.00 → $7.20 /Mtok (+20%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-sonnet-4-5-20250929","meter":"cache_write_1h","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":6000000,"new_micro":7200000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 83a5231022630d0ccfd60b53bb3a8a03
occurred_at: 2026-08-16T22:24:41Z
observed_at: 2026-08-16T22:24:41Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash input_text: $0.0603 → $0.06006 /Mtok (-0.4%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":60300,"new_micro":60060,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 83b92e607b9956d899cf1d93c86e0164
occurred_at: 2026-01-01T18:01:20Z
observed_at: 2026-01-01T18:01:20Z
kind: PRICE
channel: #price
model_uid: google/gemini-2.5-flash
headline: *** poe/google/gemini-2.5-flash cache_read: $0.052 → $0.021 /Mtok (-59.6%)
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/google/gemini-2.5-flash.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"poe","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"google/gemini-2.5-flash","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":52000,"new_micro":21000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: 83dd12927640f28ffafe145aa2ab22cb
occurred_at: 2026-04-24
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: openai/gpt-oss-120b
counterparty_uid: deepseek/deepseek-v4-flash
headline: *** DeepSeek-V4 Flash (high) has kicked gpt-oss-120b (medium) (Δ+0.0188, 1.6× cheaper)
source_url: https://htihle.github.io/weirdml.html
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"weirdml","benchmark_version_id":"weirdml@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/gpt-oss-120b","display":"gpt-oss-120b (medium)","comparability_key":"fe3515cc5a32620e551e2e56284814125cef5482c64e9f42a49019cb5c3069e1","effort":"medium","score":0.4188,"cost_usd":0.01148501118,"released":"2025-08-05","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"deepseek/deepseek-v4-flash","display":"DeepSeek-V4 Flash (high)","comparability_key":"fa299512f2b221f6c31a30c221e06bc425b2d83a07475bc97ff264e59d18dfc4","effort":"high","score":0.4376,"cost_usd":0.007279538164705883,"released":"2026-04-24","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"delta_score":0.018799999999999983,"cost_ratio":1.5777115141292803,"cost_kind":"per_task","same_model":false}


event_id: 8416c69fd3b54ad6473425e680a76694
occurred_at: 2025-10-02T21:21:12Z
observed_at: 2025-10-02T21:21:12Z
kind: NETSPLIT
channel: #price
model_uid: xai/grok-code-fast-1
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":3,"points":2,"min_micro":1500000,"max_micro":17500000,"split_tenths":117,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"azure","entering_micro":17500000,"open_weights":false}

headline:
*** netsplit xai/grok-code-fast-1 output_text: 2 prices across 3 sellers, 11.7x spread (azure enters at $17.50)


event_id: 8441e2e8eb90fb786ecea2c1187a3ad7
occurred_at: 2025-07-30T17:01:05Z
observed_at: 2025-07-30T17:01:05Z
kind: NETSPLIT
channel: #price
model_uid: mistral/mistral-small
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":4,"points":3,"min_micro":100000,"max_micro":2000000,"split_tenths":200,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"vercel-ai-gateway","entering_micro":100000,"open_weights":false}

headline:
*** netsplit mistral/mistral-small input_text: 3 prices across 4 sellers, 20.0x spread (vercel-ai-gateway enters at $0.10)


event_id: 846edbf64a44d294ebbcb254506418a7
occurred_at: 2026-08-16T23:24:21Z
observed_at: 2026-08-16T23:24:21Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash input_text: $0.06006 → $0.05866 /Mtok (-2.3%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":60060,"new_micro":58660,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 84746bf6f069e5c49370f5a14482f9f9
occurred_at: 2025-11-18T02:30:32Z
observed_at: 2025-11-18T02:30:32Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-v3.1-terminus
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":6,"points":3,"min_micro":900000,"max_micro":1680000,"split_tenths":19,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"fireworks","entering_micro":1680000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v3.1-terminus output_text: 3 prices across 6 sellers, 1.9x spread (fireworks enters at $1.68)


event_id: 84e1db8fa5ebbd7b0c224bb26b2b03e7
occurred_at: 2026-06-07T00:49:46Z
observed_at: 2026-06-07T00:49:46Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-pro
headline: *** vercel-ai-gateway/deepseek/deepseek-v4-pro output_text: $3.48 → $0.87 /Mtok (-75%)
source_url: https://github.com/anomalyco/models.dev.git#providers/vercel/models/deepseek/deepseek-v4-pro.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"vercel-ai-gateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-pro","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":3480000,"new_micro":870000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: 84ef8e312904d61c2891c1f2c6fb98a6
occurred_at: 2025-11-21T20:49:24Z
observed_at: 2025-11-21T20:49:24Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5-20250807
headline: *** opencode/openai/gpt-5-20250807 input_text: $1.25 → $1.07 /Mtok (-14.4%)
source_url: https://github.com/anomalyco/models.dev.git#providers/opencode/models/gpt-5.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"opencode","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5-20250807","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1250000,"new_micro":1070000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 8510fbe614d0f2d800f3b6e6831199e4
occurred_at: 2026-03-14T20:35:38Z
observed_at: 2026-03-14T20:35:38Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3-0324
headline: *** kilo/deepseek/deepseek-v3-0324 output_text: $0.87 → $0.77 /Mtok (-11.5%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"kilo","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3-0324","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":870000,"new_micro":770000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}

source_url:
https://github.com/anomalyco/models.dev.git#providers/kilo/models/deepseek/deepseek-chat-v3-0324.toml


event_id: 8621954d5bb006e9d048a6079845491e
occurred_at: 2026-04-04T21:44:07Z
observed_at: 2026-04-04T21:44:07Z
kind: NETSPLIT
channel: #price
model_uid: xai/grok-4.20-multi-agent-0309
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":8,"points":3,"min_micro":2000000,"max_micro":3000000,"split_tenths":15,"trigger_new_seller":true,"entering_seller":"oracle-oci","entering_micro":3000000,"open_weights":false}

headline:
*** netsplit xai/grok-4.20-multi-agent-0309 input_text: 3 prices across 8 sellers, 1.5x spread (oracle-oci enters at $3.00)


event_id: 865294af6153276ab2aa1e8eb87cc75f
occurred_at: 2026-08-14T05:44:12Z
observed_at: 2026-08-14T05:44:12Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-terra
headline: *** cloudflare-ai-gateway/openai/gpt-5.6-terra input_text: $2.50 → $2.00 /Mtok (-20%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"cloudflare-ai-gateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-terra","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":2500000,"new_micro":2000000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}

source_url:
https://github.com/anomalyco/models.dev.git#providers/cloudflare-ai-gateway/models/openai/gpt-5.6-terra.toml


event_id: 86534a20a9792460e38de77f17de0a5c
occurred_at: 2025-09-19
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: google/gemini-2.5-flash-preview-05-20
counterparty_uid: xai/grok-4-fast-reasoning
headline: *** Grok 4 Fast (reasoning) has kicked Gemini 2.5 Flash Preview (05-20) (Δ+0.152, 1.2× cheaper)
source_url: https://arcprize.org/leaderboard
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"arc-agi","benchmark_version_id":"arc-agi@unversioned","measurer":"Epoch AI","victim":{"model_uid":"google/gemini-2.5-flash-preview-05-20","display":"Gemini 2.5 Flash Preview (05-20)","comparability_key":"7b6208c98cf99f12a0d29ab1e0b8c01fbe1418d5de46d851c8f35a42fa097a6d","score":0.333,"cost_usd":0.0371,"released":"2025-05-20","evidence_url":"https://arcprize.org/leaderboard","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"xai/grok-4-fast-reasoning","display":"Grok 4 Fast (reasoning)","comparability_key":"7b6208c98cf99f12a0d29ab1e0b8c01fbe1418d5de46d851c8f35a42fa097a6d","score":0.485,"cost_usd":0.0307,"released":"2025-09-19","provenance":"community_submitted"},"delta_score":0.15199999999999997,"cost_ratio":1.2084690553745927,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: 87c16671c7e990ebd6c476a65ac30e8d
occurred_at: 2024-10-22
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #agentic
model_uid: google/gemini-1.5-pro-002
counterparty_uid: anthropic/claude-3-5-sonnet-20241022
headline: *** Claude 3.5 Sonnet v2 has kicked Gemini 1.5 Pro 002 (Δ+0.264, 1.1× cheaper)
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"the-agent-company","benchmark_version_id":"the-agent-company@unversioned","measurer":"Epoch AI","victim":{"model_uid":"google/gemini-1.5-pro-002","display":"Gemini 1.5 Pro 002","comparability_key":"343ae6100e32895e2b461377c2da5611ded9525a125c2ebb2fe3cea22d3350ff","score":0.08,"cost_usd":6.78,"released":"2024-09-24","evidence_url":"https://github.com/TheAgentCompany/experiments/tree/main/evaluation/1.0.0/20241217_OpenHands-0.14.2-gemini-1.5-pro","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"anthropic/claude-3-5-sonnet-20241022","display":"Claude 3.5 Sonnet v2","comparability_key":"343ae6100e32895e2b461377c2da5611ded9525a125c2ebb2fe3cea22d3350ff","score":0.344,"cost_usd":6.34,"released":"2024-10-22","evidence_url":"https://github.com/TheAgentCompany/experiments/tree/main/evaluation/1.0.0/20241217_OpenHands-0.14.2-sonnet-20241022","provenance":"leaderboard_maintainer_verified"},"delta_score":0.26399999999999996,"cost_ratio":1.0694006309148265,"cost_kind":"per_task","same_model":false}


event_id: 881f65a289baefff03ad1194c9580079
occurred_at: 2024-11-08T05:11:14Z
observed_at: 2024-11-08T05:11:14Z
kind: PRICE
channel: #price
model_uid: google/gemini-1.5-flash
headline: *** google-vertex/google/gemini-1.5-flash input_text: $0.004688 → $0.075 /Mtok (+1499.8%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"google-vertex","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"google/gemini-1.5-flash","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":4688,"new_micro":75000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 8850de9e74a897f5c3b4e27aea3f7f88
occurred_at: 2026-08-05T00:49:25Z
observed_at: 2026-08-05T00:49:25Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-120b
headline: *** digitalocean/openai/gpt-oss-120b output_text: $0.49 → $0.385 /Mtok (-21.4%)
source_url: https://github.com/anomalyco/models.dev.git#providers/digitalocean/models/openai-gpt-oss-120b.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"digitalocean","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-oss-120b","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":490000,"new_micro":385000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 88836e105e94fabf34d13879bcd1d6d1
occurred_at: 2024-05-31T22:44:19Z
observed_at: 2024-05-31T22:44:19Z
kind: NETSPLIT
channel: #price
model_uid: mistral/mistral-small
headline: *** netsplit mistral/mistral-small input_text: 2 prices across 2 sellers, 2.0x spread
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":2,"points":2,"min_micro":1000000,"max_micro":2000000,"split_tenths":20,"trigger_jump":true,"open_weights":false}


event_id: 88b233c5bd4e4bb391deaccff5481585
occurred_at: 2026-02-13T04:30:14Z
observed_at: 2026-02-13T04:30:14Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-pro
headline: *** netsplit google/gemini-pro input_text: 3 prices across 3 sellers, 10.0x spread
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":3,"points":3,"min_micro":125000,"max_micro":1250000,"split_tenths":100,"trigger_jump":true,"open_weights":false}


event_id: 88b5e4b5c051c54195f2ce5596c7c7de
occurred_at: 2025-11-24
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: anthropic/claude-sonnet-4-5-20250929
counterparty_uid: anthropic/claude-opus-4-5-20251101
headline: *** Claude Opus 4.5 (none) has kicked Claude Sonnet 4.5 (Δ+0.0084, 1.1× cheaper)
source_url: https://epoch.ai/data/benchmark_data.zip
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"arc-agi-2","benchmark_version_id":"arc-agi-2@unversioned","measurer":"Epoch AI","victim":{"model_uid":"anthropic/claude-sonnet-4-5-20250929","display":"Claude Sonnet 4.5","comparability_key":"3d2f0dad1a92ddfcb32ecbd3ffa4e1c9a973a85dcac050463117f68277333f2f","score":0.0694,"cost_usd":0.2349,"released":"2025-09-29","provenance":"community_submitted"},"winner":{"model_uid":"anthropic/claude-opus-4-5-20251101","display":"Claude Opus 4.5 (none)","comparability_key":"ee6d01a9ca8c2ad52140d287c5eb6c93d516267dcd9d2d210d3d6975b3374fb1","effort":"none","score":0.0778,"cost_usd":0.22,"released":"2025-11-24","provenance":"community_submitted"},"delta_score":0.00839999999999999,"cost_ratio":1.0677272727272726,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: 88e0dca5129d8a9fab9b3276d5b095af
occurred_at: 2026-06-03T20:13:54Z
observed_at: 2026-06-03T20:13:54Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.1-20251113
headline: *** llmgateway/openai/gpt-5.1-20251113 cache_read: $0.13 → $0.125 /Mtok (-3.8%)
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/gpt-5.1.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"llmgateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.1-20251113","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":130000,"new_micro":125000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 88e929d9a79aa80c0ef4ff2f6f0b1699
occurred_at: 2026-05-19
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: anthropic/claude-opus-4-5-20251101
counterparty_uid: google/gemini-3.5-flash
headline: *** Gemini 3.5 Flash (minimal) has kicked Claude Opus 4.5 (none) (Δ+0.0111, 2.0× cheaper)
source_url: https://epoch.ai/data/benchmark_data.zip
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"arc-agi-2","benchmark_version_id":"arc-agi-2@unversioned","measurer":"Epoch AI","victim":{"model_uid":"anthropic/claude-opus-4-5-20251101","display":"Claude Opus 4.5 (none)","comparability_key":"ee6d01a9ca8c2ad52140d287c5eb6c93d516267dcd9d2d210d3d6975b3374fb1","effort":"none","score":0.0778,"cost_usd":0.22,"released":"2025-11-24","provenance":"community_submitted"},"winner":{"model_uid":"google/gemini-3.5-flash","display":"Gemini 3.5 Flash (minimal)","comparability_key":"cf9a88384782c936f5427af26277927f756533e56a542ee196828242a314a42e","effort":"minimal","score":0.0889,"cost_usd":0.1074,"released":"2026-05-19","provenance":"community_submitted"},"delta_score":0.011100000000000013,"cost_ratio":2.048417132216015,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: 88f617754911b5d0d336c11078d2cde0
occurred_at: 2026-07-15T14:54:57Z
observed_at: 2026-07-15T14:54:57Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-20b
headline: *** openrouter/openai/gpt-oss-20b input_text: $0.029 → $0.03 /Mtok (+3.4%)
source_url: https://github.com/anomalyco/models.dev.git#providers/openrouter/models/openai/gpt-oss-20b.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-oss-20b","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":29000,"new_micro":30000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 891956152420d452c5f3f147885e0667
occurred_at: 2025-12-28T18:44:03Z
observed_at: 2025-12-28T18:44:03Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-v3.2
headline: *** netsplit deepseek/deepseek-v3.2 output_text: 6 prices across 9 sellers, 4.2x spread
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":9,"points":6,"min_micro":400000,"max_micro":1680000,"split_tenths":42,"trigger_jump":true,"open_weights":true}


event_id: 8920dea0bac4c31408c2fdc46eecbbf9
occurred_at: 2025-12-11
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: anthropic/claude-opus-4-5-20251101
counterparty_uid: openai/gpt-5.2-20251211
headline: *** GPT-5.2 (high) has kicked Claude Opus 4.5 (Δ+0.0569, 1.7× cheaper)
source_url: https://epoch.ai/data/benchmark_data.zip
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"arc-agi-2","benchmark_version_id":"arc-agi-2@unversioned","measurer":"Epoch AI","victim":{"model_uid":"anthropic/claude-opus-4-5-20251101","display":"Claude Opus 4.5","comparability_key":"f4967419eba5be011cb741d5905c17afe460e8c329318566a1ec158064dd9266","score":0.3764,"cost_usd":2.4,"released":"2025-11-24","provenance":"community_submitted"},"winner":{"model_uid":"openai/gpt-5.2-20251211","display":"GPT-5.2 (high)","comparability_key":"8aa8fa9a8ee71397b053e8fe68c740b0ce7dabbc34b1a3ec79feb6b3681e18bc","effort":"high","score":0.4333,"cost_usd":1.393,"released":"2025-12-11","provenance":"community_submitted"},"delta_score":0.056900000000000006,"cost_ratio":1.7229002153625268,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: 893852a4de1b605868278fb363dde78b
occurred_at: 2026-06-03T20:13:54Z
observed_at: 2026-06-03T20:13:54Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5-20250807
headline: *** llmgateway/openai/gpt-5-20250807 cache_read: $0.13 → $0.125 /Mtok (-3.8%)
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/gpt-5.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"llmgateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5-20250807","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":130000,"new_micro":125000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 893a89a3534873f0f061374205168415
occurred_at: 2025-11-06T23:48:13Z
observed_at: 2025-11-06T23:48:13Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-2.5-pro
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/google/gemini-2.5-pro.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":8,"points":2,"min_micro":7000000,"max_micro":10000000,"split_tenths":14,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"poe","entering_micro":7000000,"open_weights":false}

headline:
*** netsplit google/gemini-2.5-pro output_text: 2 prices across 8 sellers, 1.4x spread (poe enters at $7.00)


event_id: 893feb991b7a992637f6c5f12277fd8f
occurred_at: 2026-02-19
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #math
model_uid: openai/gpt-5.1-codex-max
counterparty_uid: google/gemini-3.1-pro-preview
headline: *** Gemini 3.1 Pro Preview (high) has kicked GPT-5.1-Codex-Max (high) (Δ+0.17, 1.0× cheaper)
source_url: https://www.vals.ai/benchmarks/proof_bench
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"proofbench","benchmark_version_id":"proofbench@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/gpt-5.1-codex-max","display":"GPT-5.1-Codex-Max (high)","comparability_key":"81e45dfc9b17a4b37ab7d1d92c691d69881f3c68f7e1db31fc9c422dbbd389e3","effort":"high","score":0.09,"cost_usd":0.527356,"released":"2025-11-19","evidence_url":"https://www.vals.ai/benchmarks/proof_bench","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"google/gemini-3.1-pro-preview","display":"Gemini 3.1 Pro Preview (high)","comparability_key":"6b1f25b544c2e74b17d1a39b68c48b00d8f715abe795ce73bbcca590de234888","effort":"high","score":0.26,"cost_usd":0.525953,"released":"2026-02-19","evidence_url":"https://www.vals.ai/benchmarks/proof_bench","provenance":"leaderboard_maintainer_verified"},"delta_score":0.17,"cost_ratio":1.0026675387344497,"cost_kind":"per_task","same_model":false}


event_id: 8967780ec5a3cf72331db92c01b86d03
occurred_at: 2026-08-16T23:24:21Z
observed_at: 2026-08-16T23:24:21Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash output_text: $0.12012 → $0.11732 /Mtok (-2.3%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":120120,"new_micro":117320,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 897a9717656071c633b53058a7cc79fc
occurred_at: 2026-01-10T22:04:34Z
observed_at: 2026-01-10T22:04:34Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-v3.2-speciale
headline: *** netsplit deepseek/deepseek-v3.2-speciale output_text: 2 prices across 4 sellers, 4.1x spread
source_url: https://github.com/anomalyco/models.dev.git#providers/azure/models/deepseek-v3.2-speciale.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":4,"points":2,"min_micro":410000,"max_micro":1680000,"split_tenths":41,"trigger_jump":true,"open_weights":true}


event_id: 89bd746956e2443215eca2066072a8b8
occurred_at: 2026-05-15T15:00:32Z
observed_at: 2026-05-15T15:00:32Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-120b
headline: *** openrouter/openai/gpt-oss-120b input_text: $0.072 → $0.039 /Mtok (-45.8%)
source_url: https://github.com/anomalyco/models.dev.git#providers/openrouter/models/openai/gpt-oss-120b.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-oss-120b","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":72000,"new_micro":39000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: 89d23a31b38f50a2851fbbd5f0c3463c
occurred_at: 2026-05-15T15:00:32Z
observed_at: 2026-05-15T15:00:32Z
kind: PRICE
channel: #price
model_uid: openai/gpt-4o-mini-20240718
headline: *** openrouter/openai/gpt-4o-mini-20240718 cache_read: $0.08 → $0.075 /Mtok (-6.3%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-4o-mini-20240718","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":80000,"new_micro":75000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}

source_url:
https://github.com/anomalyco/models.dev.git#providers/openrouter/models/openai/gpt-4o-mini-2024-07-18.toml


event_id: 89db3aa58e42d27f5ef010aba37d7df7
occurred_at: 2024-09-12
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: anthropic/claude-3-5-sonnet-20240620
counterparty_uid: openai/o1-mini-20240912
headline: *** o1-mini (medium) has kicked Claude 3.5 Sonnet (Δ+0.0535, 2.2× cheaper)
source_url: https://htihle.github.io/weirdml.html
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"weirdml","benchmark_version_id":"weirdml@unversioned","measurer":"Epoch AI","victim":{"model_uid":"anthropic/claude-3-5-sonnet-20240620","display":"Claude 3.5 Sonnet","comparability_key":"a760dcfeb010973e736a2c6d304dae3d9078b6d0cde0152fea4c8e4668fdbda0","score":0.3097,"cost_usd":0.2456011059,"released":"2024-06-20","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"openai/o1-mini-20240912","display":"o1-mini (medium)","comparability_key":"fe3515cc5a32620e551e2e56284814125cef5482c64e9f42a49019cb5c3069e1","effort":"medium","score":0.3632,"cost_usd":0.1112749524,"released":"2024-09-12","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"delta_score":0.05350000000000005,"cost_ratio":2.207155344512194,"cost_kind":"per_task","same_model":false}


event_id: 8aada9f1f887b4f8da3ec5834c0f7a66
occurred_at: 2025-04-16
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: anthropic/claude-3-7-sonnet-20250219
counterparty_uid: openai/o3-20250416
headline: *** o3 (high) has kicked Claude 3.7 Sonnet (Δ+20.9, 1.3× cheaper)
source_url: https://aider.chat/docs/leaderboards/#polyglot-leaderboard
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"aider-polyglot","benchmark_version_id":"aider-polyglot@unversioned","measurer":"Epoch AI","victim":{"model_uid":"anthropic/claude-3-7-sonnet-20250219","display":"Claude 3.7 Sonnet","comparability_key":"fac0a91203f9ea4cfd69a8c9b0785cf1338a8c33b8446691f853307df735807e","score":60.4,"cost_usd":0.079,"released":"2025-02-24","evidence_url":"https://aider.chat/docs/leaderboards/#polyglot-leaderboard","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"openai/o3-20250416","display":"o3 (high)","comparability_key":"b0a650304f76e0fcbf68fc781e0788bf73afcc844fa50cdb07e5919aa123adfe","effort":"high","score":81.3,"cost_usd":0.061,"released":"2025-04-16","evidence_url":"https://aider.chat/docs/leaderboards/#polyglot-leaderboard","provenance":"leaderboard_maintainer_verified"},"delta_score":20.9,"cost_ratio":1.2950819672131149,"cost_kind":"suite_total","same_model":false}


event_id: 8ab27f311e47f55fe08cf45eda8a2d7e
occurred_at: 2026-01-23T01:10:53Z
observed_at: 2026-01-23T01:10:53Z
kind: NETSPLIT
channel: #price
model_uid: xai/grok-4-1-fast-non-reasoning
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":4,"points":2,"min_micro":500000,"max_micro":15000000,"split_tenths":300,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"llmgateway","entering_micro":15000000,"open_weights":false}

headline:
*** netsplit xai/grok-4-1-fast-non-reasoning output_text: 2 prices across 4 sellers, 30.0x spread (llmgateway enters at $15.00)

source_url:
https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/xai/grok-4-1-fast-non-reasoning.toml


event_id: 8aeac8f4408350052606b4cb82ab4cdc
occurred_at: 2025-11-08T19:23:39Z
observed_at: 2025-11-08T19:23:39Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3-0324
headline: *** chutes/deepseek/deepseek-v3-0324 output_text: $0.72 → $0.84 /Mtok (+16.7%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"chutes","seller_kind":"inference_host","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3-0324","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":720000,"new_micro":840000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}

source_url:
https://github.com/anomalyco/models.dev.git#providers/chutes/models/deepseek-ai/DeepSeek-V3-0324.toml


event_id: 8b452cb44c670aa7e62d1bb6e67f072b
occurred_at: 2025-10-07T18:27:04Z
observed_at: 2025-10-07T18:27:04Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-sonnet-4-5-20250929
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"eu","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-sonnet-4-5-20250929","meter":"output_text","unit":"mtok","ctx_tier_min":200000,"time_window":"all","old_micro":22500000,"new_micro":24750000,"confidence":"observed","corroborations":1,"writer":"litellm"}

headline:
*** amazon-bedrock/anthropic/claude-sonnet-4-5-20250929 output_text [eu, ctx≥200000]: $22.50 → $24.75 /Mtok (+10%)


event_id: 8b4807c3236a8c16daa7b791a3fb23fa
occurred_at: 2025-04-16
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: openai/o1-20241217
counterparty_uid: openai/o4-mini-20250416
headline: *** o4-mini (high) has kicked o1 (high) (Δ+0.0874, 8.1× cheaper)
source_url: https://htihle.github.io/weirdml.html
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"weirdml","benchmark_version_id":"weirdml@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/o1-20241217","display":"o1 (high)","comparability_key":"fa299512f2b221f6c31a30c221e06bc425b2d83a07475bc97ff264e59d18dfc4","effort":"high","score":0.4382,"cost_usd":1.585624412,"released":"2024-12-17","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"openai/o4-mini-20250416","display":"o4-mini (high)","comparability_key":"fa299512f2b221f6c31a30c221e06bc425b2d83a07475bc97ff264e59d18dfc4","effort":"high","score":0.5256,"cost_usd":0.1956851,"released":"2025-04-16","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"delta_score":0.08739999999999998,"cost_ratio":8.102938915635375,"cost_kind":"per_task","same_model":false}


event_id: 8b91ebf604b494290ab18623dd7b0f10
occurred_at: 2026-08-08T16:26:23Z
observed_at: 2026-08-08T16:26:23Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash output_text: $0.1764 → $0.1792 /Mtok (+1.6%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":176400,"new_micro":179200,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 8b9f65f70bed9369604855be7fc0d7d1
occurred_at: 2026-07-31T02:38:15Z
observed_at: 2026-07-31T02:38:15Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-sol
headline: *** amazon-bedrock/openai/gpt-5.6-sol cache_read: $0.50 → $0.55 /Mtok (+10%)
source_url: https://github.com/anomalyco/models.dev.git#providers/amazon-bedrock/models/openai.gpt-5.6-sol.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-sol","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":500000,"new_micro":550000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 8bc2c508d381320086f20eb4064d9cc3
occurred_at: 2025-10-21T23:17:07Z
observed_at: 2025-10-21T23:17:07Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-3-7-sonnet-20250219
headline: *** amazon-bedrock/anthropic/claude-3-7-sonnet-20250219 output_text: $15.00 → $18.00 /Mtok (+20%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-3-7-sonnet-20250219","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":15000000,"new_micro":18000000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 8be08316ee12685cb28ee97c6199d32d
occurred_at: 2025-11-21T20:49:24Z
observed_at: 2025-11-21T20:49:24Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.1-codex
headline: *** opencode/openai/gpt-5.1-codex cache_read: $0.125 → $0.107 /Mtok (-14.4%)
source_url: https://github.com/anomalyco/models.dev.git#providers/opencode/models/gpt-5.1-codex.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"opencode","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.1-codex","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":125000,"new_micro":107000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 8be821f1b0a0b253513201140bdfacf6
occurred_at: 2025-07-19T23:12:05Z
observed_at: 2025-07-19T23:12:05Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-3-haiku-20240307
headline: *** amazon-bedrock/anthropic/claude-3-haiku-20240307 input_text: $0.25 → $0.30 /Mtok (+20%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-3-haiku-20240307","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":250000,"new_micro":300000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 8c03e3902d4df437b1afb1b09cc6e1b4
occurred_at: 2026-08-04T13:22:23Z
observed_at: 2026-08-04T13:22:23Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.1-20251113
headline: *** requesty/openai/gpt-5.1-20251113 input_text: $1.25 → $1.375 /Mtok (+10%)
source_url: https://github.com/anomalyco/models.dev.git#providers/requesty/models/gpt-5.1@eu.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"requesty","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.1-20251113","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1250000,"new_micro":1375000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 8c3762c556f436e4e14baf5988b1c439
occurred_at: 2025-08-26T01:41:49Z
observed_at: 2025-08-26T01:41:49Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-v3.1
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":4,"points":3,"min_micro":200000,"max_micro":560000,"split_tenths":28,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"fireworks","entering_micro":560000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v3.1 input_text: 3 prices across 4 sellers, 2.8x spread (fireworks enters at $0.56)


event_id: 8c38aeb742fe4cf7d2a8c9bd024b883e
occurred_at: 2026-05-15T15:00:32Z
observed_at: 2026-05-15T15:00:32Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-pro
headline: *** openrouter/deepseek/deepseek-v4-pro input_text: $1.74 → $0.435 /Mtok (-75%)
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-pro","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1740000,"new_micro":435000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}

source_url:
https://github.com/anomalyco/models.dev.git#providers/openrouter/models/deepseek/deepseek-v4-pro.toml


event_id: 8c4ed488630aa4559cac2db5540ee7b9
occurred_at: 2026-06-03T20:13:54Z
observed_at: 2026-06-03T20:13:54Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.4-20260305
headline: *** github-copilot/openai/gpt-5.4-20260305 input_text: $0.00 → $2.50 /Mtok (from $0)
source_url: https://github.com/anomalyco/models.dev.git#providers/github-copilot/models/gpt-5.4.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"github-copilot","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.4-20260305","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":0,"new_micro":2500000,"confidence":"provisional","corroborations":1,"writer":"modelsdev","rose_from_zero":true}


event_id: 8c738ef2552f4ab75d3e0a90177e2d01
occurred_at: 2025-08-24T00:30:25Z
observed_at: 2025-08-24T00:30:25Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.1
headline: *** deepinfra/deepseek/deepseek-v3.1 input_text: $0.32 → $0.30 /Mtok (-6.3%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
retracted_at: 2025-08-26T01:41:49Z
retraction_reason: unwound as churn: the catalogue returned to $0.32 within the 14-day window
payload:
{"seller":"deepinfra","seller_kind":"inference_host","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3.1","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":320000,"new_micro":300000,"confidence":"observed","corroborations":1,"writer":"litellm","churn_unwound":true}


event_id: 8ca92a5dbc64473544cb7f7efcc4d6bc
occurred_at: 2026-06-26T03:26:05Z
observed_at: 2026-06-26T03:26:05Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-120b
headline: *** openrouter/openai/gpt-oss-120b input_text: $0.039 → $0.03 /Mtok (-23.1%)
source_url: https://github.com/anomalyco/models.dev.git#providers/openrouter/models/openai/gpt-oss-120b.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-oss-120b","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":39000,"new_micro":30000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 8cce1371099c0bc35511861349c9836f
occurred_at: 2026-03-23T21:28:46Z
observed_at: 2026-03-23T21:28:46Z
kind: PRICE
channel: #price
model_uid: xai/grok-4-fast-reasoning
headline: *** llmgateway/xai/grok-4-fast-reasoning output_text: $1.00 → $0.50 /Mtok (-50%)
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/grok-4-fast-reasoning.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"llmgateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"xai/grok-4-fast-reasoning","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1000000,"new_micro":500000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: 8cdd3f18d9b196ae2866625e6f3961fb
occurred_at: 2026-01-01
observed_at: 2026-01-01T18:01:20Z
kind: QUIT
channel: #dying
model_uid: xai/grok-2-1212
headline: *** xai/grok-2-1212 has quit poe (delisted 2026-01-01)
source_url: https://github.com/anomalyco/models.dev.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"poe","available_from":"2025-11-10","available_to":"2026-01-01","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: 8ce4fd4056c494fcb1d1afde0b2c5887
occurred_at: 2026-08-14T14:59:33Z
observed_at: 2026-08-14T14:59:33Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-reasoner
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":4,"points":4,"min_micro":140000,"max_micro":560000,"split_tenths":40,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"cloudflare-ai-gateway","entering_micro":140000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-reasoner input_text: 4 prices across 4 sellers, 4.0x spread (cloudflare-ai-gateway enters at $0.14)

source_url:
https://github.com/anomalyco/models.dev.git#providers/cloudflare-ai-gateway/models/deepseek/deepseek-reasoner.toml


event_id: 8d0e401a505ec8c918e856dfb572c4c6
occurred_at: 2024-07-18
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: anthropic/claude-3-haiku-20240307
counterparty_uid: openai/gpt-4o-mini-20240718
headline: *** GPT-4o mini has kicked Claude 3 Haiku (Δ+0.0192, 2.7× cheaper)
source_url: https://htihle.github.io/weirdml.html
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"weirdml","benchmark_version_id":"weirdml@unversioned","measurer":"Epoch AI","victim":{"model_uid":"anthropic/claude-3-haiku-20240307","display":"Claude 3 Haiku","comparability_key":"a760dcfeb010973e736a2c6d304dae3d9078b6d0cde0152fea4c8e4668fdbda0","score":0.0984,"cost_usd":0.01407510882,"released":"2024-03-07","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"openai/gpt-4o-mini-20240718","display":"GPT-4o mini","comparability_key":"a760dcfeb010973e736a2c6d304dae3d9078b6d0cde0152fea4c8e4668fdbda0","score":0.1176,"cost_usd":0.0052607625,"released":"2024-07-18","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"delta_score":0.019199999999999995,"cost_ratio":2.675488357438679,"cost_kind":"per_task","same_model":false}


event_id: 8d0ef0257a527d7f09e4a049eae11030
occurred_at: 2025-06-06
observed_at: 2025-06-06T18:04:21Z
kind: QUIT
channel: #dying
model_uid: deepseek/deepseek-r1-0528
headline: *** deepseek/deepseek-r1-0528 has quit nebius (delisted 2025-06-06)
source_url: https://github.com/BerriAI/litellm.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"nebius","available_from":"2025-06-06","available_to":"2025-06-06","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: 8d2f4a3e69bf42a93bb7453bdf2ab0a1
occurred_at: 2026-05-31T10:07:18Z
observed_at: 2026-05-31T10:07:18Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-opus-4-6-20260205
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"eu","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-opus-4-6-20260205","meter":"cache_write_5m","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":6250000,"new_micro":6875000,"confidence":"observed","corroborations":2,"writer":"modelsdev"}

headline:
*** amazon-bedrock/anthropic/claude-opus-4-6-20260205 cache_write_5m [eu]: $6.25 → $6.875 /Mtok (+10%)

source_url:
https://github.com/anomalyco/models.dev.git#providers/amazon-bedrock/models/eu.anthropic.claude-opus-4-6-v1.toml


event_id: 8d76600b8db1cb6ad2b7c9da539cf74e
occurred_at: 2025-08-04T22:56:36Z
observed_at: 2025-08-04T22:56:36Z
kind: PRICE
channel: #price
model_uid: openai/gpt-3.5-turbo
headline: *** openrouter/openai/gpt-3.5-turbo output_text: $1.50 → $2.00 /Mtok (+33.3%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-3.5-turbo","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1500000,"new_micro":2000000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 8d93db8791579bda0eda57d5b095eea7
occurred_at: 2026-08-04T13:22:23Z
observed_at: 2026-08-04T13:22:23Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-4.1-nano-20250414
source_url: https://github.com/anomalyco/models.dev.git#providers/requesty/models/gpt-4.1-nano@eu.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":11,"points":3,"min_micro":360000,"max_micro":440000,"split_tenths":12,"trigger_new_seller":true,"entering_seller":"requesty","entering_micro":440000,"open_weights":false}

headline:
*** netsplit openai/gpt-4.1-nano-20250414 output_text: 3 prices across 11 sellers, 1.2x spread (requesty enters at $0.44)


event_id: 8d987b1e69a0b0dcd0dcec2ae72580da
occurred_at: 2026-06-03T20:13:54Z
observed_at: 2026-06-03T20:13:54Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.2-20251211
headline: *** github-copilot/openai/gpt-5.2-20251211 input_text: $0.00 → $1.75 /Mtok (from $0)
source_url: https://github.com/anomalyco/models.dev.git#providers/github-copilot/models/gpt-5.2.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"github-copilot","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.2-20251211","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":0,"new_micro":1750000,"confidence":"provisional","corroborations":1,"writer":"modelsdev","rose_from_zero":true}


event_id: 8ddf46632d42fdfde3059316ca76f8fb
occurred_at: 2026-08-15T15:24:37Z
observed_at: 2026-08-15T15:24:37Z
kind: PRICE
channel: #price
model_uid: google/gemini-3.1-flash-lite
headline: *** requesty/google/gemini-3.1-flash-lite input_text: $0.25 → $0.275 /Mtok (+10%)
source_url: https://github.com/anomalyco/models.dev.git#providers/requesty/models/gemini-3.1-flash-lite@eu.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"requesty","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"google/gemini-3.1-flash-lite","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":250000,"new_micro":275000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 8de5118fe804b1a2ce4f0f388d0e61a4
occurred_at: 2026-08-15T07:26:09Z
observed_at: 2026-08-15T07:26:09Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash cache_read: $0.015092 → $0.014812 /Mtok (-1.9%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":15092,"new_micro":14812,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 8e2490f239c0e13a5dc8c5477887d801
occurred_at: 2024-10-10T07:42:11Z
observed_at: 2024-10-10T07:42:11Z
kind: PRICE
channel: #price
model_uid: google/gemini-1.5-pro-002
headline: *** google-vertex/google/gemini-1.5-pro-002 input_text: $5.00 → $0.078125 /Mtok (-98.4%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"google-vertex","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"google/gemini-1.5-pro-002","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":5000000,"new_micro":78125,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 8e50aa59613c67594329c1e1f63f0af0
occurred_at: 2026-06-01T17:41:23Z
observed_at: 2026-06-01T17:41:23Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-120b
headline: *** llmgateway/openai/gpt-oss-120b input_text: $0.15 → $0.05 /Mtok (-66.7%)
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/gpt-oss-120b.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"llmgateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-oss-120b","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":150000,"new_micro":50000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: 8e5f7483b70a218df7a07b310e7b7c9a
occurred_at: 2026-04-27T22:33:59Z
observed_at: 2026-04-27T22:33:59Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.5-pro-20260423
headline: *** openai/openai/gpt-5.5-pro-20260423 input_text: $60.00 → $30.00 /Mtok (-50%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openai","seller_kind":"first_party","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.5-pro-20260423","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":60000000,"new_micro":30000000,"confidence":"observed","corroborations":2,"writer":"litellm"}


event_id: 8e8e9526a744b2e78ee566fc52418606
occurred_at: 2025-12-11
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: openai/gpt-5-20250807
counterparty_uid: openai/gpt-5.2-20251211
headline: *** GPT-5.2 (medium) has kicked GPT-5 (high) (Δ+87.38, 1.7× cheaper)
source_url: https://epoch.ai/data/benchmark_data.zip
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"ale-bench","benchmark_version_id":"ale-bench@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/gpt-5-20250807","display":"GPT-5 (high)","comparability_key":"f201028ac46b1f5e40d0b4cac5e073109d112421fa541ca1d3f947b65bdc19fb","effort":"high","score":1162.45,"cost_usd":0.244948,"released":"2025-08-07","provenance":"community_submitted"},"winner":{"model_uid":"openai/gpt-5.2-20251211","display":"GPT-5.2 (medium)","comparability_key":"e79d13ddd0be01bb677c65063551a6652338b0321ce1dd6ffb60d0f2c086d8f4","effort":"medium","score":1249.83,"cost_usd":0.142947,"released":"2025-12-11","provenance":"community_submitted"},"delta_score":87.37999999999988,"cost_ratio":1.7135581719098687,"cost_kind":"per_task","same_model":false}


event_id: 8ec7a4583bdea39c7d4eec0dc350e4ba
occurred_at: 2025-02-05
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: openai/gpt-4o-mini-20240718
counterparty_uid: google/gemini-2.0-flash-001
headline: *** Gemini 2.0 Flash 001 has kicked GPT-4o mini (Δ+0.013, 2.5× cheaper)
source_url: https://epoch.ai/data/benchmark_data.zip
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"arc-agi-2","benchmark_version_id":"arc-agi-2@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/gpt-4o-mini-20240718","display":"GPT-4o mini","comparability_key":"4fcf7177e706c5e9de27f56780bd4446313cf89cec87c6cf63de0b7a49c87b48","score":0,"cost_usd":0.01,"released":"2024-07-18","provenance":"community_submitted"},"winner":{"model_uid":"google/gemini-2.0-flash-001","display":"Gemini 2.0 Flash 001","comparability_key":"4fcf7177e706c5e9de27f56780bd4446313cf89cec87c6cf63de0b7a49c87b48","score":0.013000000000000001,"cost_usd":0.004,"released":"2025-02-05","provenance":"community_submitted"},"delta_score":0.013000000000000001,"cost_ratio":2.5,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: 8ed462c8dfd69be589ede4c052a0158e
occurred_at: 2025-10-06T19:33:05Z
observed_at: 2025-10-06T19:33:05Z
kind: NETSPLIT
channel: #price
model_uid: mistral/pixtral-12b-2409
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":4,"points":3,"min_micro":100000,"max_micro":150000000,"split_tenths":15000,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"ibm-watsonx","entering_micro":150000000,"open_weights":true,"extreme":true}

headline:
*** netsplit mistral/pixtral-12b-2409 input_text: 3 prices across 4 sellers, 1500.0x spread (ibm-watsonx enters at $150.00)


event_id: 8ee17cd518c583c96823acabb7d5e4ef
occurred_at: 2025-07-30T17:01:05Z
observed_at: 2025-07-30T17:01:05Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-2.0-flash
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":3,"points":2,"min_micro":400000,"max_micro":600000,"split_tenths":15,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"vercel-ai-gateway","entering_micro":600000,"open_weights":false}

headline:
*** netsplit google/gemini-2.0-flash output_text: 2 prices across 3 sellers, 1.5x spread (vercel-ai-gateway enters at $0.60)


event_id: 8f208ba2325424de77d4aa9f184fd73a
occurred_at: 2025-12-22T22:11:24Z
observed_at: 2025-12-22T22:11:24Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-3-haiku-20240307
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"cloudflare-ai-gateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-3-haiku-20240307","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":0,"new_micro":250000,"confidence":"provisional","corroborations":1,"writer":"modelsdev","rose_from_zero":true}

headline:
*** cloudflare-ai-gateway/anthropic/claude-3-haiku-20240307 input_text: $0.00 → $0.25 /Mtok (from $0)

source_url:
https://github.com/anomalyco/models.dev.git#providers/cloudflare-ai-gateway/models/anthropic/claude-3-haiku.toml


event_id: 8f4a5b7b898b5dfe7899e4d81726b801
occurred_at: 2026-08-08T16:26:23Z
observed_at: 2026-08-08T16:26:23Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash input_text: $0.0882 → $0.0896 /Mtok (+1.6%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":88200,"new_micro":89600,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 8f62c1b87fb2cba93c061a752e5034a3
occurred_at: 2025-11-06T23:48:13Z
observed_at: 2025-11-06T23:48:13Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-5-nano-20250807
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openAi/gpt-5-nano.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":6,"points":2,"min_micro":360000,"max_micro":400000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":360000,"open_weights":false}

headline:
*** netsplit openai/gpt-5-nano-20250807 output_text: 2 prices across 6 sellers, 1.1x spread (poe enters at $0.36)


event_id: 8f92850ee60710f5b82941611c9a5438
occurred_at: 2026-07-31
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: openai/gpt-5.5-20260423
counterparty_uid: deepseek/deepseek-v4-flash-0731
headline: *** DeepSeek-V4 Flash (0731) (max) has kicked GPT-5.5 (none) (Δ+178.5, 3.8× cheaper)
source_url: https://epoch.ai/data/benchmark_data.zip
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"ale-bench","benchmark_version_id":"ale-bench@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/gpt-5.5-20260423","display":"GPT-5.5 (none)","comparability_key":"8f3301f5de45bc531c5ec6c881fa175b153ecff20c705f683c262d1c09067b64","effort":"none","score":1127.58,"cost_usd":0.073484,"released":"2026-04-23","provenance":"community_submitted"},"winner":{"model_uid":"deepseek/deepseek-v4-flash-0731","display":"DeepSeek-V4 Flash (0731) (max)","comparability_key":"f3f3607ec6d855965dff8aaca3ae425e1c5322e2217c92b8434b5a84ed17d257","effort":"max","score":1306.08,"cost_usd":0.019526,"released":"2026-07-31","provenance":"community_submitted"},"delta_score":178.5,"cost_ratio":3.763392399877086,"cost_kind":"per_task","same_model":false}


event_id: 902fad5df954ad2976261ed0ba220234
occurred_at: 2026-05-15T15:00:32Z
observed_at: 2026-05-15T15:00:32Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.1-codex-max
headline: *** openrouter/openai/gpt-5.1-codex-max cache_read: $0.11 → $0.125 /Mtok (+13.6%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.1-codex-max","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":110000,"new_micro":125000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}

source_url:
https://github.com/anomalyco/models.dev.git#providers/openrouter/models/openai/gpt-5.1-codex-max.toml


event_id: 9037d1f7706fcc81bdc52f3515c539e0
occurred_at: 2026-04-24T10:21:07Z
observed_at: 2026-04-24T10:21:07Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-v4-pro
source_url: https://github.com/anomalyco/models.dev.git#providers/venice/models/deepseek-v4-pro.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":2,"points":2,"min_micro":1740000,"max_micro":2175000,"split_tenths":13,"trigger_new_seller":true,"entering_seller":"venice","entering_micro":2175000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v4-pro input_text: 2 prices across 2 sellers, 1.3x spread (venice enters at $2.175)


event_id: 906a38d942031f3a6f752d23d84bbf64
occurred_at: 2026-04-29T19:21:57Z
observed_at: 2026-04-29T19:21:57Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-haiku-4-5-20251001
headline: *** amazon-bedrock/anthropic/claude-haiku-4-5-20251001 cache_write_5m: $1.50 → $1.25 /Mtok (-16.7%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-haiku-4-5-20251001","meter":"cache_write_5m","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1500000,"new_micro":1250000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 90732db4a735d0dd392f9062de6a5c40
occurred_at: 2025-01-31T21:30:06Z
observed_at: 2025-01-31T21:30:06Z
kind: NETSPLIT
channel: #price
model_uid: openai/o1-mini-20240912
headline: *** netsplit openai/o1-mini-20240912 input_text: 2 prices across 3 sellers, 2.7x spread
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":3,"points":2,"min_micro":1100000,"max_micro":3000000,"split_tenths":27,"trigger_jump":true,"open_weights":false}


event_id: 908e24f2b6cd9980c6a3ab31a541fa16
occurred_at: 2025-11-21T20:49:24Z
observed_at: 2025-11-21T20:49:24Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.1-codex
headline: *** opencode/openai/gpt-5.1-codex input_text: $1.25 → $1.07 /Mtok (-14.4%)
source_url: https://github.com/anomalyco/models.dev.git#providers/opencode/models/gpt-5.1-codex.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"opencode","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.1-codex","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1250000,"new_micro":1070000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 9104a990a81e9d4d6995e38c508f00f2
occurred_at: 2026-07-30T17:50:31Z
observed_at: 2026-07-30T17:50:31Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-terra
headline: *** openrouter/openai/gpt-5.6-terra cache_write_5m: $3.125 → $1.25 /Mtok (-60%)
source_url: https://github.com/anomalyco/models.dev.git#providers/openrouter/models/openai/gpt-5.6-terra.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-terra","meter":"cache_write_5m","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":3125000,"new_micro":1250000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: 911fa8fae4d4711f1f826bbe6d434855
occurred_at: 2025-03-11T02:12:34Z
observed_at: 2025-03-11T02:12:34Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-r1
headline: *** azure/deepseek/deepseek-r1 output_text: $0.00 → $5.40 /Mtok (from $0)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"azure","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-r1","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":0,"new_micro":5400000,"confidence":"provisional","corroborations":1,"writer":"litellm","rose_from_zero":true}


event_id: 9127409dd91908a79c154fc4d02be89c
occurred_at: 2026-06-26T01:27:18Z
observed_at: 2026-06-26T01:27:18Z
kind: PRICE
channel: #price
model_uid: mistral/mistral-medium
headline: *** mistral/mistral/mistral-medium input_text: $0.40 → $1.50 /Mtok (+275%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"mistral","seller_kind":"first_party","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"mistral/mistral-medium","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":400000,"new_micro":1500000,"confidence":"observed","corroborations":2,"writer":"litellm"}


event_id: 91657afc72287ad06df913123a2230d3
occurred_at: 2026-06-03T20:13:54Z
observed_at: 2026-06-03T20:13:54Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-pro
headline: *** nvidia/deepseek/deepseek-v4-pro output_text: $0.00 → $0.87 /Mtok (from $0)
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"nvidia","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-pro","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":0,"new_micro":870000,"confidence":"provisional","corroborations":1,"writer":"modelsdev","rose_from_zero":true}

source_url:
https://github.com/anomalyco/models.dev.git#providers/nvidia/models/deepseek-ai/deepseek-v4-pro.toml


event_id: 91765e75ade598e83dd32024108bdfc6
occurred_at: 2025-11-08T19:23:39Z
observed_at: 2025-11-08T19:23:39Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3-0324
headline: *** chutes/deepseek/deepseek-v3-0324 input_text: $0.18 → $0.24 /Mtok (+33.3%)
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"chutes","seller_kind":"inference_host","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3-0324","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":180000,"new_micro":240000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}

source_url:
https://github.com/anomalyco/models.dev.git#providers/chutes/models/deepseek-ai/DeepSeek-V3-0324.toml


event_id: 918a4d07b273f2e67db516430c1ee7f2
occurred_at: 2026-04-24T21:10:42Z
observed_at: 2026-04-24T21:10:42Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-5.5-pro-20260423
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":3,"points":2,"min_micro":30000000,"max_micro":60000000,"split_tenths":20,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"openai","entering_micro":60000000,"open_weights":false}

headline:
*** netsplit openai/gpt-5.5-pro-20260423 input_text: 2 prices across 3 sellers, 2.0x spread (openai enters at $60.00)


event_id: 91b22d8a34ad3694f09abadd6673ad58
occurred_at: 2026-06-01T17:41:23Z
observed_at: 2026-06-01T17:41:23Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.2
headline: *** llmgateway/deepseek/deepseek-v3.2 cache_read: $0.03 → $0.056 /Mtok (+86.7%)
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/deepseek-v3.2.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"llmgateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3.2","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":30000,"new_micro":56000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: 91de91acc64f33f619d995374cc0bbac
occurred_at: 2025-04-26T15:05:09Z
observed_at: 2025-04-26T15:05:09Z
kind: PRICE
channel: #price
model_uid: openai/o1-mini-20240912
headline: *** azure/openai/o1-mini-20240912 cache_read: $0.605 → $0.55 /Mtok (-9.1%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"azure","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/o1-mini-20240912","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":605000,"new_micro":550000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 920169085de6ab33ab5f0822b392ca94
occurred_at: 2025-11-10T23:53:28Z
observed_at: 2025-11-10T23:53:28Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-4.1-nano-20250414
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openAi/gpt-4.1-nano.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":6,"points":2,"min_micro":360000,"max_micro":400000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":360000,"open_weights":false}

headline:
*** netsplit openai/gpt-4.1-nano-20250414 output_text: 2 prices across 6 sellers, 1.1x spread (poe enters at $0.36)


event_id: 9215a54bbcbeb47762edf672cbf38ec9
occurred_at: 2026-06-03T20:13:54Z
observed_at: 2026-06-03T20:13:54Z
kind: PRICE
channel: #price
model_uid: google/gemini-3.1-pro-preview
headline: *** github-copilot/google/gemini-3.1-pro-preview output_text: $0.00 → $12.00 /Mtok (from $0)
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"github-copilot","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"google/gemini-3.1-pro-preview","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":0,"new_micro":12000000,"confidence":"provisional","corroborations":1,"writer":"modelsdev","rose_from_zero":true}

source_url:
https://github.com/anomalyco/models.dev.git#providers/github-copilot/models/gemini-3.1-pro-preview.toml


event_id: 9244f16df0438bdbaa648f027ffd1aee
occurred_at: 2026-01-21
observed_at: 2026-01-21T22:59:11Z
kind: QUIT
channel: #dying
model_uid: openai/gpt-5-codex
headline: *** openai/gpt-5-codex has quit github-copilot (delisted 2026-01-21)
source_url: https://github.com/anomalyco/models.dev.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"github-copilot","available_from":"2025-09-23","available_to":"2026-01-21","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: 9286c6366874c6d86eff2cbe0c32a8aa
occurred_at: 2026-08-15T02:36:48Z
observed_at: 2026-08-15T02:36:48Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash input_text: $0.08106 → $0.07966 /Mtok (-1.7%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":81060,"new_micro":79660,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 92b392d65180fe0a3f78255c42c3c9c8
occurred_at: 2025-10-07T18:27:04Z
observed_at: 2025-10-07T18:27:04Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-sonnet-4-5-20250929
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"us","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-sonnet-4-5-20250929","meter":"output_text","unit":"mtok","ctx_tier_min":200000,"time_window":"all","old_micro":22500000,"new_micro":24750000,"confidence":"observed","corroborations":1,"writer":"litellm"}

headline:
*** amazon-bedrock/anthropic/claude-sonnet-4-5-20250929 output_text [us, ctx≥200000]: $22.50 → $24.75 /Mtok (+10%)


event_id: 933c141e8f4c716fb31ea8e283a9cc7a
occurred_at: 2026-08-03T03:34:00Z
observed_at: 2026-08-03T03:34:00Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-120b
headline: *** kilo/openai/gpt-oss-120b input_text: $0.039 → $0.03 /Mtok (-23.1%)
source_url: https://github.com/anomalyco/models.dev.git#providers/kilo/models/openai/gpt-oss-120b.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"kilo","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-oss-120b","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":39000,"new_micro":30000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 936b6632dc02503a92d97395a6a1cfc8
occurred_at: 2025-11-18T02:30:32Z
observed_at: 2025-11-18T02:30:32Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-v3.1-terminus
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":6,"points":3,"min_micro":230000,"max_micro":560000,"split_tenths":24,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"fireworks","entering_micro":560000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v3.1-terminus input_text: 3 prices across 6 sellers, 2.4x spread (fireworks enters at $0.56)


event_id: 937171d32682826cba4831467331f018
occurred_at: 2025-10-05T00:20:17Z
observed_at: 2025-10-05T00:20:17Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-sonnet-4-5-20250929
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
retracted_at: 2025-10-06T19:33:05Z
retraction_reason: unwound as churn: the catalogue returned to $15.00 within the 14-day window
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"us","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-sonnet-4-5-20250929","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":15000000,"new_micro":16500000,"confidence":"observed","corroborations":1,"writer":"litellm","churn_unwound":true}

headline:
*** amazon-bedrock/anthropic/claude-sonnet-4-5-20250929 output_text [us]: $15.00 → $16.50 /Mtok (+10%)


event_id: 93863d070719894eda97dc2b925964da
occurred_at: 2026-07-02T15:24:34Z
observed_at: 2026-07-02T15:24:34Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-pro
headline: *** novita/deepseek/deepseek-v4-pro output_text: $3.38 → $3.20 /Mtok (-5.3%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"novita","seller_kind":"inference_host","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-pro","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":3380000,"new_micro":3200000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 9393361e35d0da352db85803b9a3b413
occurred_at: 2025-08-22T05:21:41Z
observed_at: 2025-08-22T05:21:41Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-2.5-flash
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":6,"points":2,"min_micro":210000,"max_micro":300000,"split_tenths":14,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"deepinfra","entering_micro":210000,"open_weights":false}

headline:
*** netsplit google/gemini-2.5-flash input_text: 2 prices across 6 sellers, 1.4x spread (deepinfra enters at $0.21)


event_id: 93c8c7afe96094f3ca41111859d30d6c
occurred_at: 2026-07-31T02:49:19Z
observed_at: 2026-07-31T02:49:19Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-luna
headline: *** openai/openai/gpt-5.6-luna output_text: $6.00 → $1.20 /Mtok (-80%)
source_url: https://github.com/anomalyco/models.dev.git#providers/openai/models/gpt-5.6-luna.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openai","seller_kind":"first_party","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-luna","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":6000000,"new_micro":1200000,"confidence":"observed","corroborations":2,"writer":"modelsdev"}


event_id: 93f3043974d9809bea4b936141a1cebd
occurred_at: 2026-06-03T19:58:05Z
observed_at: 2026-06-03T19:58:05Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-5.5-20260423
source_url: https://github.com/anomalyco/models.dev.git#providers/amazon-bedrock/models/openai.gpt-5.5.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":9,"points":3,"min_micro":27272700,"max_micro":33000000,"split_tenths":12,"trigger_new_seller":true,"entering_seller":"amazon-bedrock","entering_micro":33000000,"open_weights":false}

headline:
*** netsplit openai/gpt-5.5-20260423 output_text: 3 prices across 9 sellers, 1.2x spread (amazon-bedrock enters at $33.00)


event_id: 93f9eb7fb2134357e2bcd902265e947a
occurred_at: 2024-06-20T15:11:51Z
observed_at: 2024-06-20T15:11:51Z
kind: PRICE
channel: #price
model_uid: google/gemini-1.0-pro-001
headline: *** google-vertex/google/gemini-1.0-pro-001 output_text: $0.50 → $1.50 /Mtok (+200%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"google-vertex","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"google/gemini-1.0-pro-001","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":500000,"new_micro":1500000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 940dc4c4b905dec18c16d25dfbb310ab
occurred_at: 2025-11-18
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: xai/grok-4-0709
counterparty_uid: google/gemini-3-pro-preview
headline: *** Gemini 3 Pro Preview has kicked Grok 4 (0709) (Δ+0.0833, 4.4× cheaper)
source_url: https://arcprize.org/leaderboard
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"arc-agi","benchmark_version_id":"arc-agi@unversioned","measurer":"Epoch AI","victim":{"model_uid":"xai/grok-4-0709","display":"Grok 4 (0709)","comparability_key":"7b6208c98cf99f12a0d29ab1e0b8c01fbe1418d5de46d851c8f35a42fa097a6d","score":0.6667000000000001,"cost_usd":2.17,"released":"2025-07-09","provenance":"community_submitted"},"winner":{"model_uid":"google/gemini-3-pro-preview","display":"Gemini 3 Pro Preview","comparability_key":"7b6208c98cf99f12a0d29ab1e0b8c01fbe1418d5de46d851c8f35a42fa097a6d","score":0.75,"cost_usd":0.4926,"released":"2025-11-18","evidence_url":"https://arcprize.org/leaderboard","provenance":"leaderboard_maintainer_verified"},"delta_score":0.08329999999999993,"cost_ratio":4.405196914332115,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: 94178cff1df2ae219f9ed9330d54c629
occurred_at: 2024-05-22T02:45:47Z
observed_at: 2024-05-22T02:45:47Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-3.5-turbo-0613
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":2,"points":2,"min_micro":1000000,"max_micro":1500000,"split_tenths":15,"trigger_new_seller":true,"entering_seller":"openrouter","entering_micro":1000000,"open_weights":false}

headline:
*** netsplit openai/gpt-3.5-turbo-0613 input_text: 2 prices across 2 sellers, 1.5x spread (openrouter enters at $1.00)


event_id: 9454690af7c8a3c68a80442e493d5732
occurred_at: 2026-06-01T17:41:23Z
observed_at: 2026-06-01T17:41:23Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-20b
headline: *** llmgateway/openai/gpt-oss-20b output_text: $0.50 → $0.15 /Mtok (-70%)
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/gpt-oss-20b.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"llmgateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-oss-20b","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":500000,"new_micro":150000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: 946403d03a7f051f88216d237cb79091
occurred_at: 2026-08-03T03:34:00Z
observed_at: 2026-08-03T03:34:00Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3-0324
headline: *** kilo/deepseek/deepseek-v3-0324 input_text: $0.20 → $0.27 /Mtok (+35%)
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"kilo","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3-0324","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":200000,"new_micro":270000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}

source_url:
https://github.com/anomalyco/models.dev.git#providers/kilo/models/deepseek/deepseek-chat-v3-0324.toml


event_id: 9485da5f0b48932ea1fda2b56f285287
occurred_at: 2026-01-23T03:47:21Z
observed_at: 2026-01-23T03:47:21Z
kind: PRICE
channel: #price
model_uid: google/gemini-2.5-flash-lite-preview-09-2025
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"google-vertex","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"google/gemini-2.5-flash-lite-preview-09-2025","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":25000,"new_micro":10000,"confidence":"provisional","corroborations":1,"writer":"litellm"}

headline:
*** google-vertex/google/gemini-2.5-flash-lite-preview-09-2025 cache_read: $0.025 → $0.01 /Mtok (-60%)


event_id: 9524161a674c2edf9e1fc32d8ec50083
occurred_at: 2026-02-13
observed_at: 2026-02-13T04:32:00Z
kind: QUIT
channel: #dying
model_uid: anthropic/claude-2
headline: *** anthropic/claude-2 has quit openrouter (delisted 2026-02-13)
source_url: https://github.com/BerriAI/litellm.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","available_from":"2023-09-20","available_to":"2026-02-13","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: 952520492bb6e5a128a842b5b22b6404
occurred_at: 2026-07-13T13:57:36Z
observed_at: 2026-07-13T13:57:36Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.1
headline: *** vercel-ai-gateway/deepseek/deepseek-v3.1 cache_read: $0.28 → $0.13 /Mtok (-53.6%)
source_url: https://github.com/anomalyco/models.dev.git#providers/vercel/models/deepseek/deepseek-v3.1.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"vercel-ai-gateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3.1","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":280000,"new_micro":130000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: 952da06c8b98852938e7887e205908db
occurred_at: 2026-06-25T19:56:05Z
observed_at: 2026-06-25T19:56:05Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.2
headline: *** llmgateway/deepseek/deepseek-v3.2 cache_read: $0.056 → $0.13 /Mtok (+132.1%)
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/deepseek-v3.2.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"llmgateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3.2","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":56000,"new_micro":130000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: 953892da2afc1ee765e59d5226be08f5
occurred_at: 2024-03-19T18:02:09Z
observed_at: 2024-03-19T18:02:09Z
kind: PRICE
channel: #price
model_uid: mistral/mistral-small
headline: *** mistral/mistral/mistral-small input_text: $0.66 → $2.00 /Mtok (+203%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"mistral","seller_kind":"first_party","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"mistral/mistral-small","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":660000,"new_micro":2000000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 956d990b483d38e0ce916f2a2bd1d016
occurred_at: 2026-03-13T14:11:12Z
observed_at: 2026-03-13T14:11:12Z
kind: NETSPLIT
channel: #price
model_uid: xai/grok-4.20-0309-reasoning
source_url: https://github.com/anomalyco/models.dev.git#providers/openrouter/models/x-ai/grok-4.20-beta.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":2,"points":2,"min_micro":6000000,"max_micro":7500000,"split_tenths":13,"trigger_new_seller":true,"entering_seller":"openrouter","entering_micro":6000000,"open_weights":false}

headline:
*** netsplit xai/grok-4.20-0309-reasoning output_text: 2 prices across 2 sellers, 1.3x spread (openrouter enters at $6.00)


event_id: 956eab3c2662087145905a560babc2e3
occurred_at: 2026-06-10T21:03:52Z
observed_at: 2026-06-10T21:03:52Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-120b
headline: *** cerebras/openai/gpt-oss-120b input_text: $0.25 → $0.35 /Mtok (+40%)
source_url: https://github.com/anomalyco/models.dev.git#providers/cerebras/models/gpt-oss-120b.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"cerebras","seller_kind":"inference_host","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-oss-120b","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":250000,"new_micro":350000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: 9577950e8b58f61dbeef7808f0d295ba
occurred_at: 2026-08-03T03:34:00Z
observed_at: 2026-08-03T03:34:00Z
kind: PRICE
channel: #price
model_uid: xai/grok-4.20-multi-agent-0309
headline: *** kilo/xai/grok-4.20-multi-agent-0309 output_text: $6.00 → $2.50 /Mtok (-58.3%)
source_url: https://github.com/anomalyco/models.dev.git#providers/kilo/models/x-ai/grok-4.20-multi-agent.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"kilo","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"xai/grok-4.20-multi-agent-0309","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":6000000,"new_micro":2500000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: 958dd93055f67935385d821989e2c372
occurred_at: 2025-08-26T01:41:49Z
observed_at: 2025-08-26T01:41:49Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-v3.1
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":4,"points":3,"min_micro":800000,"max_micro":1680000,"split_tenths":21,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"fireworks","entering_micro":1680000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v3.1 output_text: 3 prices across 4 sellers, 2.1x spread (fireworks enters at $1.68)


event_id: 95a5fa64279a3d537eb8a3dc6692f15a
occurred_at: 2026-08-04T15:27:26Z
observed_at: 2026-08-04T15:27:26Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-3.6-flash
source_url: https://github.com/anomalyco/models.dev.git#providers/requesty/models/gemini-3.6-flash.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":10,"points":2,"min_micro":7000000,"max_micro":7500000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"requesty","entering_micro":7000000,"open_weights":false}

headline:
*** netsplit google/gemini-3.6-flash output_text: 2 prices across 10 sellers, 1.1x spread (requesty enters at $7.00)


event_id: 95e44e6b52e22f7026600ea319acdc5a
occurred_at: 2026-08-03T03:34:00Z
observed_at: 2026-08-03T03:34:00Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.2
headline: *** kilo/deepseek/deepseek-v3.2 input_text: $0.26 → $0.269 /Mtok (+3.5%)
source_url: https://github.com/anomalyco/models.dev.git#providers/kilo/models/deepseek/deepseek-v3.2.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"kilo","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3.2","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":260000,"new_micro":269000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 9605d106b9911ac94f3c80a4f9d72e9a
occurred_at: 2025-11-10T23:53:28Z
observed_at: 2025-11-10T23:53:28Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-4.1-20250414
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openAi/gpt-4.1.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":7,"points":2,"min_micro":1800000,"max_micro":2000000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":1800000,"open_weights":false}

headline:
*** netsplit openai/gpt-4.1-20250414 input_text: 2 prices across 7 sellers, 1.1x spread (poe enters at $1.80)


event_id: 961687a73987ee3b1a16e332b04657b5
occurred_at: 2025-10-13T12:20:24Z
observed_at: 2025-10-13T12:20:24Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3-0324
headline: *** deepinfra/deepseek/deepseek-v3-0324 input_text: $0.28 → $0.25 /Mtok (-10.7%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"deepinfra","seller_kind":"inference_host","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3-0324","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":280000,"new_micro":250000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 964ed2f21a7b45c057482363095abce7
occurred_at: 2026-04-24T12:34:03Z
observed_at: 2026-04-24T12:34:03Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-v4-flash
source_url: https://github.com/anomalyco/models.dev.git#providers/deepseek/models/deepseek-v4-flash.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":2,"points":2,"min_micro":280000,"max_micro":350000,"split_tenths":13,"trigger_new_seller":true,"entering_seller":"deepseek","entering_micro":280000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v4-flash output_text: 2 prices across 2 sellers, 1.3x spread (deepseek enters at $0.28)


event_id: 967da3202cd13b5305b9519d5fc78e10
occurred_at: 2026-03-14T20:35:38Z
observed_at: 2026-03-14T20:35:38Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-chat
headline: *** kilo/deepseek/deepseek-chat output_text: $1.20 → $0.89 /Mtok (-25.8%)
source_url: https://github.com/anomalyco/models.dev.git#providers/kilo/models/deepseek/deepseek-chat.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"kilo","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-chat","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1200000,"new_micro":890000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 968abbaf893a96fefe79ee2739a1e14a
occurred_at: 2025-10-21T23:17:07Z
observed_at: 2025-10-21T23:17:07Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-3-7-sonnet-20250219
headline: *** amazon-bedrock/anthropic/claude-3-7-sonnet-20250219 cache_write_5m: $3.75 → $4.50 /Mtok (+20%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-3-7-sonnet-20250219","meter":"cache_write_5m","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":3750000,"new_micro":4500000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 96c32ec4438842fd530b922967a584e4
occurred_at: 2025-08-07T16:45:17Z
observed_at: 2025-08-07T16:45:17Z
kind: NETSPLIT
channel: #price
model_uid: xai/grok-4-0709
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":4,"points":2,"min_micro":150000,"max_micro":15000000,"split_tenths":1000,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"oracle-oci","entering_micro":150000,"open_weights":false,"extreme":true}

headline:
*** netsplit xai/grok-4-0709 output_text: 2 prices across 4 sellers, 100.0x spread (oracle-oci enters at $0.15)


event_id: 96c64fdbfee318b5a88157e0b945df57
occurred_at: 2026-02-13
observed_at: 2026-02-13T04:32:00Z
kind: QUIT
channel: #dying
model_uid: anthropic/claude-3-opus-20240229
headline: *** anthropic/claude-3-opus-20240229 has quit openrouter (delisted 2026-02-13)
source_url: https://github.com/BerriAI/litellm.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","available_from":"2024-05-01","available_to":"2026-02-13","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: 97186b4f229653c689c1e9ff280308c3
occurred_at: 2025-11-06T23:48:13Z
observed_at: 2025-11-06T23:48:13Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-5-pro-20251006
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openAi/gpt-5-pro.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":4,"points":2,"min_micro":13000000,"max_micro":15000000,"split_tenths":12,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":13000000,"open_weights":false}

headline:
*** netsplit openai/gpt-5-pro-20251006 input_text: 2 prices across 4 sellers, 1.2x spread (poe enters at $13.00)


event_id: 972d26b0588229c8fce6ea3023d238cf
occurred_at: 2026-08-15T18:25:52Z
observed_at: 2026-08-15T18:25:52Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash cache_read: $0.013692 → $0.0135 /Mtok (-1.4%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":13692,"new_micro":13500,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 97476061d2f4cb5e5ce4762ff07c7820
occurred_at: 2026-08-01T19:34:25Z
observed_at: 2026-08-01T19:34:25Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-terra
headline: *** azure/openai/gpt-5.6-terra output_text [us, priority]: $41.25 → $33.00 /Mtok (-20%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"azure","seller_kind":"cloud","region":"us","service_tier":"priority","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-terra","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":41250000,"new_micro":33000000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 97497247456c01ec2e483ef0949baf36
occurred_at: 2025-09-08T11:17:58Z
observed_at: 2025-09-08T11:17:58Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-r1
headline: *** deepinfra/deepseek/deepseek-r1 output_text: $2.15 → $2.40 /Mtok (+11.6%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"deepinfra","seller_kind":"inference_host","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-r1","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":2150000,"new_micro":2400000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 975eb134a91ae780568b8a39729f9d62
occurred_at: 2025-10-17T18:51:22Z
observed_at: 2025-10-17T18:51:22Z
kind: PRICE
channel: #price
model_uid: mistral/pixtral-12b-2409
headline: *** ibm-watsonx/mistral/pixtral-12b-2409 output_text: $150.00 → $0.35 /Mtok (-99.8%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"ibm-watsonx","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"mistral/pixtral-12b-2409","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":150000000,"new_micro":350000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 978d6fea3183c7a9adc48e7eacec7b1e
occurred_at: 2025-01-31T21:30:06Z
observed_at: 2025-01-31T21:30:06Z
kind: PRICE
channel: #price
model_uid: openai/o1-mini-20240912
headline: *** openai/openai/o1-mini-20240912 output_text: $12.00 → $4.40 /Mtok (-63.3%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"openai","seller_kind":"first_party","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/o1-mini-20240912","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":12000000,"new_micro":4400000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 97b39ced55c2052d5bd9cb5eef1713bc
occurred_at: 2026-03-14T20:35:38Z
observed_at: 2026-03-14T20:35:38Z
kind: PRICE
channel: #price
model_uid: mistral/devstral-2512
headline: *** kilo/mistral/devstral-2512 input_text: $0.05 → $0.40 /Mtok (+700%)
source_url: https://github.com/anomalyco/models.dev.git#providers/kilo/models/mistralai/devstral-2512.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"kilo","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"mistral/devstral-2512","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":50000,"new_micro":400000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: 97c21d677d62e16bc0aba5e86ce3b6ed
occurred_at: 2025-01-20
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: openai/o1-mini-20240912
counterparty_uid: deepseek/deepseek-r1
headline: *** DeepSeek-R1 has kicked o1-mini (medium) (Δ+0.0017, 1.4× cheaper)
source_url: https://htihle.github.io/weirdml.html
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"weirdml","benchmark_version_id":"weirdml@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/o1-mini-20240912","display":"o1-mini (medium)","comparability_key":"fe3515cc5a32620e551e2e56284814125cef5482c64e9f42a49019cb5c3069e1","effort":"medium","score":0.3632,"cost_usd":0.1112749524,"released":"2024-09-12","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"deepseek/deepseek-r1","display":"DeepSeek-R1","comparability_key":"a760dcfeb010973e736a2c6d304dae3d9078b6d0cde0152fea4c8e4668fdbda0","score":0.3649,"cost_usd":0.07850552,"released":"2025-01-20","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"delta_score":0.0016999999999999793,"cost_ratio":1.4174156466959267,"cost_kind":"per_task","same_model":false}


event_id: 97d1c26cad1e0e9b0e32ee3baa1a21d2
occurred_at: 2026-06-06
observed_at: 2026-06-06T23:38:33Z
kind: QUIT
channel: #dying
model_uid: openai/gpt-4-1106-preview
headline: *** openai/gpt-4-1106-preview has quit openrouter (delisted 2026-06-06)
source_url: https://github.com/anomalyco/models.dev.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","available_from":"2026-05-15","available_to":"2026-06-06","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: 97f917d6bd2f4250f1d6ea476fda380a
occurred_at: 2026-05-27T15:28:06Z
observed_at: 2026-05-27T15:28:06Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.1-codex-mini
headline: *** openrouter/openai/gpt-5.1-codex-mini cache_read: $0.03 → $0.025 /Mtok (-16.7%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.1-codex-mini","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":30000,"new_micro":25000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}

source_url:
https://github.com/anomalyco/models.dev.git#providers/openrouter/models/openai/gpt-5.1-codex-mini.toml


event_id: 9801802a28ffab5c4ce50bb15025ccb5
occurred_at: 2026-01-04T17:42:33Z
observed_at: 2026-01-04T17:42:33Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-20b
headline: *** groq/openai/gpt-oss-20b input_text: $0.10 → $0.075 /Mtok (-25%)
source_url: https://github.com/anomalyco/models.dev.git#providers/groq/models/openai/gpt-oss-20b.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"groq","seller_kind":"inference_host","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-oss-20b","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":100000,"new_micro":75000,"confidence":"observed","corroborations":2,"writer":"modelsdev"}


event_id: 9824e9300be06d01beaa1c0a0c901822
occurred_at: 2026-10-23
observed_at: 2026-08-15T17:38:22Z
kind: QUIT
channel: #dying
model_uid: openai/gpt-4-turbo-20240409
source_url: https://developers.openai.com/api/docs/deprecations.md
confidence: observed
occurred_at_kind: effective
payload:
{"seller":"openai","available_from":"2024-04-09","available_to":"2026-10-23","retire_kind":"announced","deprecation_announced_on":"2026-04-22","notice_days":184,"window_confidence":"observed"}

headline:
*** openai/gpt-4-turbo-20240409 will quit openai (announced 2026-04-22, effective 2026-10-23, 184d notice)


event_id: 983fa804ed1137a290f53401627adbfc
occurred_at: 2026-03-23T21:28:46Z
observed_at: 2026-03-23T21:28:46Z
kind: PRICE
channel: #price
model_uid: google/gemini-2.5-flash
headline: *** llmgateway/google/gemini-2.5-flash cache_read: $0.08 → $0.03 /Mtok (-62.5%)
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/gemini-2.5-flash.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"llmgateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"google/gemini-2.5-flash","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":80000,"new_micro":30000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: 9842544eefae7f24e58514f8a133533d
occurred_at: 2026-01-21T13:46:03Z
observed_at: 2026-01-21T13:46:03Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-opus-4-5-20251101
headline: *** amazon-bedrock/anthropic/claude-opus-4-5-20251101 cache_read [us]: $0.55 → $0.50 /Mtok (-9.1%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
retracted_at: 2026-01-21T15:47:10Z
retraction_reason: unwound as churn: the catalogue returned to $0.55 within the 14-day window
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"us","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-opus-4-5-20251101","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":550000,"new_micro":500000,"confidence":"observed","corroborations":2,"writer":"litellm","churn_unwound":true}


event_id: 9869c598b10e5fa9789091dd5a769165
occurred_at: 2026-06-07T00:49:46Z
observed_at: 2026-06-07T00:49:46Z
kind: PRICE
channel: #price
model_uid: google/gemini-3.1-flash-lite
headline: *** vercel-ai-gateway/google/gemini-3.1-flash-lite cache_read: $0.025 → $0.03 /Mtok (+20%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"vercel-ai-gateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"google/gemini-3.1-flash-lite","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":25000,"new_micro":30000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}

source_url:
https://github.com/anomalyco/models.dev.git#providers/vercel/models/google/gemini-3.1-flash-lite-preview.toml


event_id: 98ae21c905e71daa450aee4644e8caff
occurred_at: 2025-08-22T17:29:09Z
observed_at: 2025-08-22T17:29:09Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-v3.1
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":2,"points":2,"min_micro":200000,"max_micro":320000,"split_tenths":16,"trigger_new_seller":true,"entering_seller":"openrouter","entering_micro":200000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v3.1 input_text: 2 prices across 2 sellers, 1.6x spread (openrouter enters at $0.20)


event_id: 991446b6e2e0409d297d0f9602f31686
occurred_at: 2024-12-26
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: deepseek/deepseek-v2.5
counterparty_uid: deepseek/deepseek-v3
headline: *** DeepSeek-V3 has kicked DeepSeek-V2.5 (Δ+30.6, 1.5× cheaper)
source_url: https://aider.chat/docs/leaderboards/#polyglot-leaderboard
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"aider-polyglot","benchmark_version_id":"aider-polyglot@unversioned","measurer":"Epoch AI","victim":{"model_uid":"deepseek/deepseek-v2.5","display":"DeepSeek-V2.5","comparability_key":"fac0a91203f9ea4cfd69a8c9b0785cf1338a8c33b8446691f853307df735807e","score":17.8,"cost_usd":0.002266666667,"released":"2024-09-06","evidence_url":"https://aider.chat/docs/leaderboards/#polyglot-leaderboard","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"deepseek/deepseek-v3","display":"DeepSeek-V3","comparability_key":"fac0a91203f9ea4cfd69a8c9b0785cf1338a8c33b8446691f853307df735807e","score":48.4,"cost_usd":0.001511111111,"released":"2024-12-26","evidence_url":"https://aider.chat/docs/leaderboards/#polyglot-leaderboard","provenance":"leaderboard_maintainer_verified"},"delta_score":30.599999999999998,"cost_ratio":1.5000000003308822,"cost_kind":"suite_total","same_model":false}


event_id: 993a4b5eb8d9d9ca4789576c16185b1c
occurred_at: 2026-06-03T20:13:54Z
observed_at: 2026-06-03T20:13:54Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.3-codex
headline: *** llmgateway/openai/gpt-5.3-codex cache_read: $0.18 → $0.175 /Mtok (-2.8%)
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/gpt-5.3-codex.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"llmgateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.3-codex","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":180000,"new_micro":175000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 995d3ab0728a93956a8448aec37fe475
occurred_at: 2026-07-15
observed_at: 2026-07-15T14:55:01Z
kind: QUIT
channel: #dying
model_uid: mistral/devstral-small-2507
headline: *** mistral/devstral-small-2507 has quit llmgateway (delisted 2026-07-15)
source_url: https://github.com/anomalyco/models.dev.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"llmgateway","available_from":"2026-04-18","available_to":"2026-07-15","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: 99d35a9d6a8e4fe9444dfd097e93b566
occurred_at: 2025-10-07T18:27:04Z
observed_at: 2025-10-07T18:27:04Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-sonnet-4-5-20250929
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"jp","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-sonnet-4-5-20250929","meter":"cache_write_5m","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":3750000,"new_micro":4125000,"confidence":"observed","corroborations":1,"writer":"litellm"}

headline:
*** amazon-bedrock/anthropic/claude-sonnet-4-5-20250929 cache_write_5m [jp]: $3.75 → $4.125 /Mtok (+10%)


event_id: 99d5e69fe877d0ac0253949273a77e25
occurred_at: 2025-11-10T23:53:28Z
observed_at: 2025-11-10T23:53:28Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-3.5-turbo-instruct
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openAi/gpt-3.5-turbo-instruct.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":5,"points":2,"min_micro":1800000,"max_micro":2000000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":1800000,"open_weights":false}

headline:
*** netsplit openai/gpt-3.5-turbo-instruct output_text: 2 prices across 5 sellers, 1.1x spread (poe enters at $1.80)


event_id: 9aa3e1ddc0afe0bcf1080f76cf257895
occurred_at: 2026-01-21T15:47:10Z
observed_at: 2026-01-21T15:47:10Z
kind: PRICE
channel: #price
model_uid: xai/grok-4-0709
headline: *** azure/xai/grok-4-0709 input_text: $5.50 → $3.00 /Mtok (-45.5%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"azure","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"xai/grok-4-0709","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":5500000,"new_micro":3000000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 9abddb328b8457a1ca8a9b940e006067
occurred_at: 2026-07-15T14:54:57Z
observed_at: 2026-07-15T14:54:57Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.1-codex
headline: *** openrouter/openai/gpt-5.1-codex cache_read: $0.13 → $0.125 /Mtok (-3.8%)
source_url: https://github.com/anomalyco/models.dev.git#providers/openrouter/models/openai/gpt-5.1-codex.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.1-codex","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":130000,"new_micro":125000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 9ae3ab492f6033cba9bab3e52284cba2
occurred_at: 2026-07-09
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: openai/gpt-5.5-20260423
counterparty_uid: openai/gpt-5.6-sol
headline: *** GPT-5.6 Sol (high) has kicked GPT-5.5 (high) (Δ+0.05021, 1.5× cheaper)
source_url: https://deepswe.datacurve.ai/
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"deepswe","benchmark_version_id":"deepswe@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/gpt-5.5-20260423","display":"GPT-5.5 (high)","comparability_key":"39b0bbc44fef028f30e7812c91925c018dead7387c9b588734e0f0fb2dd52eac","effort":"high","score":0.6438053097345133,"cost_usd":5.100437004424779,"released":"2026-04-23","evidence_url":"https://deepswe.datacurve.ai/","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"openai/gpt-5.6-sol","display":"GPT-5.6 Sol (high)","comparability_key":"39b0bbc44fef028f30e7812c91925c018dead7387c9b588734e0f0fb2dd52eac","effort":"high","score":0.6940133037694013,"cost_usd":3.4698331108647453,"released":"2026-07-09","evidence_url":"https://deepswe.datacurve.ai/","provenance":"leaderboard_maintainer_verified"},"delta_score":0.05020799403488796,"cost_ratio":1.4699372682952057,"cost_kind":"per_task","same_model":false}


event_id: 9b33eb3b5b6c3aeb4c4fb2fdb2eea2f8
occurred_at: 2025-10-02T21:21:12Z
observed_at: 2025-10-02T21:21:12Z
kind: NETSPLIT
channel: #price
model_uid: xai/grok-4-fast-non-reasoning
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":2,"points":2,"min_micro":200000,"max_micro":5000000,"split_tenths":250,"trigger_new_seller":true,"entering_seller":"azure","entering_micro":5000000,"open_weights":false}

headline:
*** netsplit xai/grok-4-fast-non-reasoning input_text: 2 prices across 2 sellers, 25.0x spread (azure enters at $5.00)


event_id: 9b34be31cfa9ea56c9d6b1cf32778fa6
occurred_at: 2026-02-17T21:01:54Z
observed_at: 2026-02-17T21:01:54Z
kind: NETSPLIT
channel: #price
model_uid: mistral/devstral-small-2505
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":7,"points":5,"min_micro":60000,"max_micro":900000,"split_tenths":150,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"nano-gpt","entering_micro":60000,"open_weights":true}

headline:
*** netsplit mistral/devstral-small-2505 output_text: 5 prices across 7 sellers, 15.0x spread (nano-gpt enters at $0.06)

source_url:
https://github.com/anomalyco/models.dev.git#providers/nano-gpt/models/mistralai/Devstral-Small-2505.toml


event_id: 9bcef94a17ff5c96a18cd580b5f1df92
occurred_at: 2025-10-11T23:53:55Z
observed_at: 2025-10-11T23:53:55Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-sonnet-4-5-20250929
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"us","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-sonnet-4-5-20250929","meter":"input_text","unit":"mtok","ctx_tier_min":200000,"time_window":"all","old_micro":6000000,"new_micro":6600000,"confidence":"observed","corroborations":1,"writer":"litellm"}

headline:
*** amazon-bedrock/anthropic/claude-sonnet-4-5-20250929 input_text [us, ctx≥200000]: $6.00 → $6.60 /Mtok (+10%)


event_id: 9bd443f8986e40e08d766f491397fa3e
occurred_at: 2025-12-17
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: google/gemini-2.5-pro
counterparty_uid: google/gemini-3-flash-preview
headline: *** Gemini 3 Flash Preview has kicked Gemini 2.5 Pro (Δ+0.0757, 1.8× cheaper)
source_url: https://htihle.github.io/weirdml.html
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"weirdml","benchmark_version_id":"weirdml@unversioned","measurer":"Epoch AI","victim":{"model_uid":"google/gemini-2.5-pro","display":"Gemini 2.5 Pro","comparability_key":"fbca08c3b7a80bd1967d462054492a2ed560c55a7dc1a5961b6ecd07c331f226","score":0.5403,"cost_usd":0.4096601321,"released":"2025-06-17","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"google/gemini-3-flash-preview","display":"Gemini 3 Flash Preview","comparability_key":"a760dcfeb010973e736a2c6d304dae3d9078b6d0cde0152fea4c8e4668fdbda0","score":0.616,"cost_usd":0.222,"released":"2025-12-17","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"delta_score":0.07569999999999999,"cost_ratio":1.8453159103603605,"cost_kind":"per_task","same_model":false}


event_id: 9bdc0dd26842853e116852edea0f9e5b
occurred_at: 2026-06-17T08:13:08Z
observed_at: 2026-06-17T08:13:08Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash output_text: $0.196 → $0.18 /Mtok (-8.2%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":196000,"new_micro":180000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 9bfe44f138c65518506103a8639d6a2f
occurred_at: 2025-06-21T06:17:46Z
observed_at: 2025-06-21T06:17:46Z
kind: PRICE
channel: #price
model_uid: openai/o3-20250416
headline: *** azure/openai/o3-20250416 input_text: $10.00 → $2.00 /Mtok (-80%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"azure","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/o3-20250416","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":10000000,"new_micro":2000000,"confidence":"observed","corroborations":2,"writer":"litellm"}


event_id: 9bff1fac603dfceecce02280081cd455
occurred_at: 2026-01-13T22:39:24Z
observed_at: 2026-01-13T22:39:24Z
kind: PRICE
channel: #price
model_uid: google/gemini-2.5-pro-preview-03-25
headline: *** google-ai-studio/google/gemini-2.5-pro-preview-03-25 cache_read: $0.3125 → $0.125 /Mtok (-60%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"google-ai-studio","seller_kind":"first_party","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"google/gemini-2.5-pro-preview-03-25","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":312500,"new_micro":125000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 9c0084f1a49d5a1f5135f701b9129fd4
occurred_at: 2026-07-15T14:54:57Z
observed_at: 2026-07-15T14:54:57Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash cache_read: $0.018 → $0.02 /Mtok (+11.1%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":18000,"new_micro":20000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 9c08a2ca9e8ca3cebc70d5f5a48c5f6c
occurred_at: 2025-12-23T18:22:16Z
observed_at: 2025-12-23T18:22:16Z
kind: PRICE
channel: #price
model_uid: openai/gpt-3.5-turbo
headline: *** cloudflare-ai-gateway/openai/gpt-3.5-turbo input_text: $0.00 → $0.50 /Mtok (from $0)
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"cloudflare-ai-gateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-3.5-turbo","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":0,"new_micro":500000,"confidence":"provisional","corroborations":1,"writer":"modelsdev","rose_from_zero":true}

source_url:
https://github.com/anomalyco/models.dev.git#providers/cloudflare-ai-gateway/models/openai/gpt-3.5-turbo.toml


event_id: 9c431ed3e231260d22102bc67dcd069a
occurred_at: 2026-08-15T17:24:21Z
observed_at: 2026-08-15T17:24:21Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash cache_read: $0.013972 → $0.013692 /Mtok (-2%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":13972,"new_micro":13692,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 9c48ca8446fdebf67faab5771895f84d
occurred_at: 2026-07-31T02:49:19Z
observed_at: 2026-07-31T02:49:19Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-luna
headline: *** openai/openai/gpt-5.6-luna input_text: $1.00 → $0.20 /Mtok (-80%)
source_url: https://github.com/anomalyco/models.dev.git#providers/openai/models/gpt-5.6-luna.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openai","seller_kind":"first_party","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-luna","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1000000,"new_micro":200000,"confidence":"observed","corroborations":2,"writer":"modelsdev"}


event_id: 9c4e6930e210118e65878ca1b5f2ec61
occurred_at: 2026-02-17
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: openai/gpt-5.2-20251211
counterparty_uid: xai/grok-4.20-0309-reasoning
headline: *** Grok 4.20 (reasoning) has kicked GPT-5.2 (xhigh) (Δ+0.1223, 2.1× cheaper)
source_url: https://epoch.ai/data/benchmark_data.zip
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"arc-agi-2","benchmark_version_id":"arc-agi-2@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/gpt-5.2-20251211","display":"GPT-5.2 (xhigh)","comparability_key":"8d5480de3420c84264a6cbe8157a54cfe86ca303c2e69455c2c96a067e6ae13b","effort":"xhigh","score":0.5291,"cost_usd":1.8982,"released":"2025-12-11","provenance":"community_submitted"},"winner":{"model_uid":"xai/grok-4.20-0309-reasoning","display":"Grok 4.20 (reasoning)","comparability_key":"4fcf7177e706c5e9de27f56780bd4446313cf89cec87c6cf63de0b7a49c87b48","score":0.6514,"cost_usd":0.92,"released":"2026-02-17","provenance":"community_submitted"},"delta_score":0.12229999999999996,"cost_ratio":2.0632608695652173,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: 9c6a976e38605efb0f3d550f11fea393
occurred_at: 2025-09-19
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: openai/gpt-5-mini-20250807
counterparty_uid: xai/grok-4-fast-reasoning
headline: *** Grok 4 Fast (reasoning) has kicked GPT-5 mini (high) (Δ+0.0084, 3.2× cheaper)
source_url: https://epoch.ai/data/benchmark_data.zip
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"arc-agi-2","benchmark_version_id":"arc-agi-2@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/gpt-5-mini-20250807","display":"GPT-5 mini (high)","comparability_key":"8aa8fa9a8ee71397b053e8fe68c740b0ce7dabbc34b1a3ec79feb6b3681e18bc","effort":"high","score":0.0444,"cost_usd":0.1977,"released":"2025-08-07","provenance":"community_submitted"},"winner":{"model_uid":"xai/grok-4-fast-reasoning","display":"Grok 4 Fast (reasoning)","comparability_key":"4fcf7177e706c5e9de27f56780bd4446313cf89cec87c6cf63de0b7a49c87b48","score":0.05280000000000001,"cost_usd":0.061,"released":"2025-09-19","provenance":"community_submitted"},"delta_score":0.008400000000000005,"cost_ratio":3.2409836065573767,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: 9c82c45dfafca8b7d0422842e1ad6142
occurred_at: 2026-06-10T11:37:13Z
observed_at: 2026-06-10T11:37:13Z
kind: NETSPLIT
channel: #price
model_uid: anthropic/claude-sonnet-4-5-20250929
source_url: https://github.com/anomalyco/models.dev.git#providers/venice/models/claude-sonnet-4-5.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":12,"points":4,"min_micro":14994000,"max_micro":18750000,"split_tenths":13,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"venice","entering_micro":18750000,"open_weights":false}

headline:
*** netsplit anthropic/claude-sonnet-4-5-20250929 output_text: 4 prices across 12 sellers, 1.3x spread (venice enters at $18.75)


event_id: 9cc7fef82bb54ecd974815a7383a7500
occurred_at: 2025-10-23T20:43:27Z
observed_at: 2025-10-23T20:43:27Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-oss-120b
source_url: https://github.com/anomalyco/models.dev.git#providers/helicone/models/gpt-oss-120b.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":14,"points":10,"min_micro":160000,"max_micro":60000000000,"split_tenths":3750000,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"helicone","entering_micro":160000,"open_weights":true,"extreme":true}

headline:
*** netsplit openai/gpt-oss-120b output_text: 10 prices across 14 sellers, 375000.0x spread (helicone enters at $0.16)


event_id: 9cca72e8375563c5f0d399a3e2e31043
occurred_at: 2026-08-15T04:26:00Z
observed_at: 2026-08-15T04:26:00Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash input_text: $0.07966 → $0.07826 /Mtok (-1.8%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":79660,"new_micro":78260,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 9d5a685ad08fb3906a213661b27acb1d
occurred_at: 2025-12-11
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: anthropic/claude-opus-4-5-20251101
counterparty_uid: openai/gpt-5.2-20251211
headline: *** GPT-5.2 (medium) has kicked Claude Opus 4.5 (Δ+0.0389, 1.0× cheaper)
source_url: https://epoch.ai/data/benchmark_data.zip
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"arc-agi-2","benchmark_version_id":"arc-agi-2@unversioned","measurer":"Epoch AI","victim":{"model_uid":"anthropic/claude-opus-4-5-20251101","display":"Claude Opus 4.5","comparability_key":"a11062f7228d9c8c2463d18880b8a9e510eb98856249b2a925d893c15124bf0a","score":0.2278,"cost_usd":0.79,"released":"2025-11-24","provenance":"community_submitted"},"winner":{"model_uid":"openai/gpt-5.2-20251211","display":"GPT-5.2 (medium)","comparability_key":"bd53f8837bb186273af93865ca36c8fd956b4bc7e345b91a59646d9e65c76068","effort":"medium","score":0.2667,"cost_usd":0.7594,"released":"2025-12-11","provenance":"community_submitted"},"delta_score":0.03889999999999999,"cost_ratio":1.0402949697129313,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: 9d93a3d94b09315a5eefc719c3db21c3
occurred_at: 2026-07-01T20:01:04Z
observed_at: 2026-07-01T20:01:04Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash input_text: $0.098 → $0.09 /Mtok (-8.2%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":98000,"new_micro":90000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 9e23463be8d0dd44c00ad22d072381a0
occurred_at: 2025-09-24T12:32:23Z
observed_at: 2025-09-24T12:32:23Z
kind: PRICE
channel: #price
model_uid: openai/gpt-3.5-turbo
headline: *** openai/openai/gpt-3.5-turbo output_text: $2.00 → $1.50 /Mtok (-25%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openai","seller_kind":"first_party","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-3.5-turbo","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":2000000,"new_micro":1500000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 9e356b1206e5ccaaa18ff8ead7a35240
occurred_at: 2026-06-03T20:13:54Z
observed_at: 2026-06-03T20:13:54Z
kind: PRICE
channel: #price
model_uid: google/gemini-2.5-pro
headline: *** github-copilot/google/gemini-2.5-pro cache_read: $0.00 → $0.125 /Mtok (from $0)
source_url: https://github.com/anomalyco/models.dev.git#providers/github-copilot/models/gemini-2.5-pro.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"github-copilot","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"google/gemini-2.5-pro","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":0,"new_micro":125000,"confidence":"provisional","corroborations":1,"writer":"modelsdev","rose_from_zero":true}


event_id: 9e418442e1e5e6e12021183b8423266f
occurred_at: 2026-03-23T21:28:46Z
observed_at: 2026-03-23T21:28:46Z
kind: PRICE
channel: #price
model_uid: google/gemini-2.5-flash-lite-preview-09-2025
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"llmgateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"google/gemini-2.5-flash-lite-preview-09-2025","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":30000,"new_micro":10000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}

headline:
*** llmgateway/google/gemini-2.5-flash-lite-preview-09-2025 cache_read: $0.03 → $0.01 /Mtok (-66.7%)

source_url:
https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/gemini-2.5-flash-lite-preview-09-2025.toml


event_id: 9e8a15c5ca6fb2cfa004463cabc26dc2
occurred_at: 2025-10-07T18:27:04Z
observed_at: 2025-10-07T18:27:04Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-sonnet-4-5-20250929
headline: *** amazon-bedrock/anthropic/claude-sonnet-4-5-20250929 cache_read [eu]: $0.30 → $0.33 /Mtok (+10%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"eu","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-sonnet-4-5-20250929","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":300000,"new_micro":330000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 9eb3990860ee8baaf6b5cbe045c70a5f
occurred_at: 2025-12-01
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: openai/gpt-5-mini-20250807
counterparty_uid: deepseek/deepseek-v3.2
headline: *** DeepSeek-V3.2 has kicked GPT-5 mini (high) (Δ+0.0267, 1.4× cheaper)
source_url: https://epoch.ai/data/benchmark_data.zip
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"arc-agi","benchmark_version_id":"arc-agi@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/gpt-5-mini-20250807","display":"GPT-5 mini (high)","comparability_key":"f961971ce9f3afc028df345821e86b2b0ba66811d0773010c21659781aca4aec","effort":"high","score":0.5433,"cost_usd":0.116,"released":"2025-08-07","provenance":"community_submitted"},"winner":{"model_uid":"deepseek/deepseek-v3.2","display":"DeepSeek-V3.2","comparability_key":"7b6208c98cf99f12a0d29ab1e0b8c01fbe1418d5de46d851c8f35a42fa097a6d","score":0.57,"cost_usd":0.08,"released":"2025-12-01","provenance":"community_submitted"},"delta_score":0.026699999999999946,"cost_ratio":1.45,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: 9eec5b0dc480a94e54d8c4dcd7c335dc
occurred_at: 2026-02-17T21:01:54Z
observed_at: 2026-02-17T21:01:54Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-5.1-codex-max
source_url: https://github.com/anomalyco/models.dev.git#providers/nano-gpt/models/openai/gpt-5.1-codex-max.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":8,"points":3,"min_micro":1100000,"max_micro":2500000,"split_tenths":23,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"nano-gpt","entering_micro":2500000,"open_weights":false}

headline:
*** netsplit openai/gpt-5.1-codex-max input_text: 3 prices across 8 sellers, 2.3x spread (nano-gpt enters at $2.50)


event_id: 9eff5ce2e2d56f16a63e9f8f4a4354ea
occurred_at: 2025-11-10T23:53:28Z
observed_at: 2025-11-10T23:53:28Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-3.5-turbo
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openAi/gpt-3.5-turbo.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":5,"points":3,"min_micro":1300000,"max_micro":2000000,"split_tenths":15,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":1300000,"open_weights":false}

headline:
*** netsplit openai/gpt-3.5-turbo output_text: 3 prices across 5 sellers, 1.5x spread (poe enters at $1.30)


event_id: 9f48c4dbb115e22d39aa61db5b6032ec
occurred_at: 2026-03-14T20:35:38Z
observed_at: 2026-03-14T20:35:38Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.2-speciale
headline: *** kilo/deepseek/deepseek-v3.2-speciale input_text: $0.27 → $0.40 /Mtok (+48.1%)
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"kilo","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3.2-speciale","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":270000,"new_micro":400000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}

source_url:
https://github.com/anomalyco/models.dev.git#providers/kilo/models/deepseek/deepseek-v3.2-speciale.toml


event_id: 9f678f252b957d0dca6e7b2fadd28856
occurred_at: 2025-11-24
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: openai/gpt-5-20250807
counterparty_uid: anthropic/claude-opus-4-5-20251101
headline: *** Claude Opus 4.5 has kicked GPT-5 (high) (Δ+0.0403, 1.5× cheaper)
source_url: https://epoch.ai/data/benchmark_data.zip
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"arc-agi-2","benchmark_version_id":"arc-agi-2@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/gpt-5-20250807","display":"GPT-5 (high)","comparability_key":"8aa8fa9a8ee71397b053e8fe68c740b0ce7dabbc34b1a3ec79feb6b3681e18bc","effort":"high","score":0.0986,"cost_usd":0.7302,"released":"2025-08-07","provenance":"community_submitted"},"winner":{"model_uid":"anthropic/claude-opus-4-5-20251101","display":"Claude Opus 4.5","comparability_key":"3d2f0dad1a92ddfcb32ecbd3ffa4e1c9a973a85dcac050463117f68277333f2f","score":0.1389,"cost_usd":0.48,"released":"2025-11-24","provenance":"community_submitted"},"delta_score":0.0403,"cost_ratio":1.52125,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: 9f7107af00d3d325661f9a9ffdc8f79b
occurred_at: 2024-06-19T02:00:35Z
observed_at: 2024-06-19T02:00:35Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-1.5-flash
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":2,"points":2,"min_micro":93750,"max_micro":1050000,"split_tenths":112,"trigger_new_seller":true,"entering_seller":"google-vertex","entering_micro":93750,"open_weights":false}

headline:
*** netsplit google/gemini-1.5-flash output_text: 2 prices across 2 sellers, 11.2x spread (google-vertex enters at $0.09375)


event_id: 9f86f5d4f856f20dee346bec5b32eeff
occurred_at: 2025-03-11T01:44:01Z
observed_at: 2025-03-11T01:44:01Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-3-5-haiku-20241022
headline: *** anthropic/anthropic/claude-3-5-haiku-20241022 input_text: $0.80 → $1.00 /Mtok (+25%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"anthropic","seller_kind":"first_party","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-3-5-haiku-20241022","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":800000,"new_micro":1000000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 9fa7c5bc08e2f16deeb0c0df28e4dfc7
occurred_at: 2026-02-16T16:00:15Z
observed_at: 2026-02-16T16:00:15Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-v3.1
source_url: https://github.com/anomalyco/models.dev.git#providers/kilo/models/deepseek/deepseek-chat-v3.1.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":15,"points":9,"min_micro":150000,"max_micro":55000000000,"split_tenths":3666667,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"kilo","entering_micro":150000,"open_weights":true,"extreme":true}

headline:
*** netsplit deepseek/deepseek-v3.1 input_text: 9 prices across 15 sellers, 366666.7x spread (kilo enters at $0.15)


event_id: 9ff452d1599c6d2440b1c95885ef69a0
occurred_at: 2025-11-10T23:53:28Z
observed_at: 2025-11-10T23:53:28Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-2.0-flash-lite
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/google/gemini-2.0-flash-lite.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":4,"points":2,"min_micro":52000,"max_micro":75000,"split_tenths":14,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"poe","entering_micro":52000,"open_weights":false}

headline:
*** netsplit google/gemini-2.0-flash-lite input_text: 2 prices across 4 sellers, 1.4x spread (poe enters at $0.052)


event_id: a0107b7acba2d9ca886187875bae9246
occurred_at: 2024-06-20T15:11:51Z
observed_at: 2024-06-20T15:11:51Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-pro
headline: *** netsplit google/gemini-pro input_text: 3 prices across 3 sellers, 4.0x spread
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":3,"points":3,"min_micro":125000,"max_micro":500000,"split_tenths":40,"trigger_jump":true,"open_weights":false}


event_id: a065cbd0a9df338fafbb686f68b7bc4a
occurred_at: 2025-11-10T23:53:28Z
observed_at: 2025-11-10T23:53:28Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-4o-mini-20240718
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openAi/gpt-4o-mini.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":7,"points":2,"min_micro":540000,"max_micro":600000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":540000,"open_weights":false}

headline:
*** netsplit openai/gpt-4o-mini-20240718 output_text: 2 prices across 7 sellers, 1.1x spread (poe enters at $0.54)


event_id: a0e6ea131ab091e83167ee885ce27cb0
occurred_at: 2026-07-31
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: openai/gpt-5.6-luna
counterparty_uid: deepseek/deepseek-v4-flash-0731
headline: *** DeepSeek-V4 Flash (0731) (max) has kicked GPT-5.6 Luna (high) (Δ+0.021, 7.0× cheaper)
source_url: https://htihle.github.io/weirdml.html
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"weirdml","benchmark_version_id":"weirdml@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/gpt-5.6-luna","display":"GPT-5.6 Luna (high)","comparability_key":"fa299512f2b221f6c31a30c221e06bc425b2d83a07475bc97ff264e59d18dfc4","effort":"high","score":0.6086,"cost_usd":0.19999024607843144,"released":"2026-07-09","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"deepseek/deepseek-v4-flash-0731","display":"DeepSeek-V4 Flash (0731) (max)","comparability_key":"31faf5f2fb4cf3ebc9b353e6b05dd56bd5c0b58505715ab47f9bcbbe0694b8ca","effort":"max","score":0.6296,"cost_usd":0.028578264316831685,"released":"2026-07-31","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"delta_score":0.02100000000000002,"cost_ratio":6.997984337370817,"cost_kind":"per_task","same_model":false}


event_id: a0ea5b2480169419ebfafc6c8f2dae2a
occurred_at: 2025-10-28T01:23:58Z
observed_at: 2025-10-28T01:23:58Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-haiku-4-5-20251001
headline: *** opencode/anthropic/claude-haiku-4-5-20251001 output_text: $1.25 → $5.00 /Mtok (+300%)
source_url: https://github.com/anomalyco/models.dev.git#providers/opencode/models/claude-haiku-4-5.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"opencode","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-haiku-4-5-20251001","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1250000,"new_micro":5000000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: a0fe6b3529d697c6d6cf2fd0e00cc0ba
occurred_at: 2026-08-03T03:34:00Z
observed_at: 2026-08-03T03:34:00Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-pro
headline: *** kilo/deepseek/deepseek-v4-pro input_text: $0.435 → $1.60 /Mtok (+267.8%)
source_url: https://github.com/anomalyco/models.dev.git#providers/kilo/models/deepseek/deepseek-v4-pro.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"kilo","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-pro","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":435000,"new_micro":1600000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: a168382a5f8d174e1b646b774c1f1c15
occurred_at: 2025-06-21T06:17:46Z
observed_at: 2025-06-21T06:17:46Z
kind: PRICE
channel: #price
model_uid: openai/o3-20250416
headline: *** azure/openai/o3-20250416 cache_read: $2.50 → $0.50 /Mtok (-80%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"azure","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/o3-20250416","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":2500000,"new_micro":500000,"confidence":"observed","corroborations":2,"writer":"litellm"}


event_id: a22706848589a39108fface0e8886897
occurred_at: 2026-08-09T00:33:12Z
observed_at: 2026-08-09T00:33:12Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash input_text: $0.0896 → $0.079996 /Mtok (-10.7%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":89600,"new_micro":79996,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: a252f13b271da56df5b5aafb6819e062
occurred_at: 2025-11-06T23:48:13Z
observed_at: 2025-11-06T23:48:13Z
kind: NETSPLIT
channel: #price
model_uid: openai/o3-mini-20250131
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openAi/o3-mini.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":6,"points":2,"min_micro":4000000,"max_micro":4400000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":4000000,"open_weights":false}

headline:
*** netsplit openai/o3-mini-20250131 output_text: 2 prices across 6 sellers, 1.1x spread (poe enters at $4.00)


event_id: a27ca334f1e187200477256751e57c49
occurred_at: 2026-08-01T19:34:25Z
observed_at: 2026-08-01T19:34:25Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-terra
headline: *** azure/openai/gpt-5.6-terra cache_read: $0.25 → $0.20 /Mtok (-20%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"azure","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-terra","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":250000,"new_micro":200000,"confidence":"observed","corroborations":2,"writer":"litellm"}


event_id: a2dcc0cfecfd4626018a264b7b0ee8de
occurred_at: 2025-11-14T03:08:36Z
observed_at: 2025-11-14T03:08:36Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-5.1-codex
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openai/gpt-5.1-codex.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":2,"points":2,"min_micro":1100000,"max_micro":1250000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":1100000,"open_weights":false}

headline:
*** netsplit openai/gpt-5.1-codex input_text: 2 prices across 2 sellers, 1.1x spread (poe enters at $1.10)


event_id: a2de5c5a1277097d599a5bb974096faf
occurred_at: 2026-08-01T15:46:57Z
observed_at: 2026-08-01T15:46:57Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-v4-flash-0731
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":2,"points":2,"min_micro":130000,"max_micro":140000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"vercel-ai-gateway","entering_micro":130000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v4-flash-0731 input_text: 2 prices across 2 sellers, 1.1x spread (vercel-ai-gateway enters at $0.13)

source_url:
https://github.com/anomalyco/models.dev.git#providers/vercel/models/deepseek/deepseek-v4-flash-0731.toml


event_id: a30cb29d09b315d7826813ffd14acd10
occurred_at: 2026-09-28
observed_at: 2026-08-15T17:38:22Z
kind: QUIT
channel: #dying
model_uid: openai/gpt-3.5-turbo-1106
source_url: https://developers.openai.com/api/docs/deprecations.md
confidence: observed
occurred_at_kind: effective
payload:
{"seller":"openai","available_from":"2023-11-06","available_to":"2026-09-28","retire_kind":"announced","deprecation_announced_on":"2025-09-26","notice_days":367,"window_confidence":"observed"}

headline:
*** openai/gpt-3.5-turbo-1106 will quit openai (announced 2025-09-26, effective 2026-09-28, 367d notice)


event_id: a319efe158a0b6b9c0e6bc435089545b
occurred_at: 2026-08-03T15:37:29Z
observed_at: 2026-08-03T15:37:29Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-opus-4-5-20251101
headline: *** nano-gpt/anthropic/claude-opus-4-5-20251101 output_text: $25.007 → $25.00 /Mtok (-<0.1%)
source_url: https://github.com/anomalyco/models.dev.git#providers/nano-gpt/models/claude-opus-4-5-20251101.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"nano-gpt","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-opus-4-5-20251101","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":25007000,"new_micro":25000000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: a346965599bfc05911abacc3ef710d18
occurred_at: 2026-02-03T02:22:49Z
observed_at: 2026-02-03T02:22:49Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-5.2-codex
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openai/gpt-5.2-codex.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":6,"points":2,"min_micro":1600000,"max_micro":1750000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":1600000,"open_weights":false}

headline:
*** netsplit openai/gpt-5.2-codex input_text: 2 prices across 6 sellers, 1.1x spread (poe enters at $1.60)


event_id: a34b2579a89a31efb84cdb6cee8080ca
occurred_at: 2025-11-06T23:48:13Z
observed_at: 2025-11-06T23:48:13Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-2.5-flash-lite
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/google/gemini-2.5-flash-lite.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":6,"points":2,"min_micro":70000,"max_micro":100000,"split_tenths":14,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"poe","entering_micro":70000,"open_weights":false}

headline:
*** netsplit google/gemini-2.5-flash-lite input_text: 2 prices across 6 sellers, 1.4x spread (poe enters at $0.07)


event_id: a34c22b0f7ec454d1a584138d16a3160
occurred_at: 2026-04-09T08:31:24Z
observed_at: 2026-04-09T08:31:24Z
kind: NETSPLIT
channel: #price
model_uid: mistral/mistral-small-2603
source_url: https://github.com/anomalyco/models.dev.git#providers/venice/models/mistral-small-2603.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":3,"points":2,"min_micro":150000,"max_micro":187500,"split_tenths":13,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"venice","entering_micro":187500,"open_weights":false}

headline:
*** netsplit mistral/mistral-small-2603 input_text: 2 prices across 3 sellers, 1.3x spread (venice enters at $0.1875)


event_id: a355d27b9266d165b478b98cf1197db0
occurred_at: 2026-08-15T09:25:26Z
observed_at: 2026-08-15T09:25:26Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash input_text: $0.06986 → $0.06846 /Mtok (-2%)
confidence: observed
occurred_at_kind: commit
retracted_at: 2026-08-15T15:24:43Z
retraction_reason: unwound as churn: the catalogue returned to $0.06986 within the 14-day window
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":69860,"new_micro":68460,"confidence":"observed","corroborations":1,"writer":"modelsdev","churn_unwound":true}


event_id: a37a1891c784fe379e024e5021e6dce5
occurred_at: 2025-08-05
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: openai/gpt-4.1-20250414
counterparty_uid: openai/gpt-oss-20b
headline: *** gpt-oss-20b has kicked GPT-4.1 (Δ+7.95, 37.5× cheaper)
source_url: https://epoch.ai/data/benchmark_data.zip
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"ale-bench","benchmark_version_id":"ale-bench@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/gpt-4.1-20250414","display":"GPT-4.1","comparability_key":"e51dfe78986ee35c325753e7c0f8487bd6ab5d19b23c242583b1a74b2a591bf6","score":558.1,"cost_usd":0.026917,"released":"2025-04-14","provenance":"community_submitted"},"winner":{"model_uid":"openai/gpt-oss-20b","display":"gpt-oss-20b","comparability_key":"e51dfe78986ee35c325753e7c0f8487bd6ab5d19b23c242583b1a74b2a591bf6","score":566.05,"cost_usd":0.000717,"released":"2025-08-05","provenance":"community_submitted"},"delta_score":7.949999999999932,"cost_ratio":37.541143654114364,"cost_kind":"per_task","same_model":false}


event_id: a39a708e127a1b574b34ed8bb7e1ea29
occurred_at: 2025-05-28T23:42:28Z
observed_at: 2025-05-28T23:42:28Z
kind: PRICE
channel: #price
model_uid: mistral/mistral-medium
headline: *** mistral/mistral/mistral-medium output_text: $8.10 → $2.00 /Mtok (-75.3%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"mistral","seller_kind":"first_party","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"mistral/mistral-medium","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":8100000,"new_micro":2000000,"confidence":"observed","corroborations":2,"writer":"litellm"}


event_id: a3e2a8f8544e0ff473554a80a4e11517
occurred_at: 2025-09-10T18:37:30Z
observed_at: 2025-09-10T18:37:30Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.1
headline: *** deepinfra/deepseek/deepseek-v3.1 input_text: $0.30 → $0.27 /Mtok (-10%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"deepinfra","seller_kind":"inference_host","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3.1","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":300000,"new_micro":270000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: a413ee4bfecac741d2f5384e90a2860b
occurred_at: 2026-08-11T18:44:14Z
observed_at: 2026-08-11T18:44:14Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash output_text: $0.1596 → $0.144 /Mtok (-9.8%)
confidence: observed
occurred_at_kind: commit
retracted_at: 2026-08-14T18:33:04Z
retraction_reason: unwound as churn: the catalogue returned to $0.1596 within the 14-day window
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":159600,"new_micro":144000,"confidence":"observed","corroborations":1,"writer":"modelsdev","churn_unwound":true}


event_id: a445bb274a654f6af2094bab4a168e6f
occurred_at: 2025-10-18T02:37:12Z
observed_at: 2025-10-18T02:37:12Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-haiku-4-5-20251001
headline: *** amazon-bedrock/anthropic/claude-haiku-4-5-20251001 input_text [us]: $1.00 → $1.10 /Mtok (+10%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"us","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-haiku-4-5-20251001","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1000000,"new_micro":1100000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: a448b407d8d7ca562099892498f77744
occurred_at: 2025-12-24T02:20:48Z
observed_at: 2025-12-24T02:20:48Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-20b
headline: *** cloudflare-ai-gateway/openai/gpt-oss-20b input_text: $0.00 → $0.20 /Mtok (from $0)
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"cloudflare-ai-gateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-oss-20b","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":0,"new_micro":200000,"confidence":"provisional","corroborations":1,"writer":"modelsdev","rose_from_zero":true}

source_url:
https://github.com/anomalyco/models.dev.git#providers/cloudflare-ai-gateway/models/workers-ai/@cf/openai/gpt-oss-20b.toml


event_id: a47fdcc14ada589955a59e30df15f549
occurred_at: 2026-08-09T06:30:34Z
observed_at: 2026-08-09T06:30:34Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.2
headline: *** openrouter/deepseek/deepseek-v3.2 input_text: $0.26 → $0.269 /Mtok (+3.5%)
source_url: https://github.com/anomalyco/models.dev.git#providers/openrouter/models/deepseek/deepseek-v3.2.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3.2","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":260000,"new_micro":269000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: a4c295ef73503677f34a0d077bb27bcc
occurred_at: 2026-04-25
observed_at: 2026-04-25T23:51:16Z
kind: QUIT
channel: #dying
model_uid: deepseek/deepseek-v3
headline: *** deepseek/deepseek-v3 has quit chutes (delisted 2026-04-25)
source_url: https://github.com/anomalyco/models.dev.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"chutes","available_from":"2025-11-08","available_to":"2026-04-25","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: a4cd7d028c228209f21092969faf0894
occurred_at: 2026-07-15T14:54:57Z
observed_at: 2026-07-15T14:54:57Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.1-terminus
headline: *** openrouter/deepseek/deepseek-v3.1-terminus cache_read: $0.13 → $0.135 /Mtok (+3.8%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3.1-terminus","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":130000,"new_micro":135000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: a4d27a404493136d99a393a76c7b068b
occurred_at: 2024-05-22T02:45:47Z
observed_at: 2024-05-22T02:45:47Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-2
headline: *** openrouter/anthropic/claude-2 output_text: $32.68 → $24.00 /Mtok (-26.6%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-2","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":32680000,"new_micro":24000000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: a50f5235a443146fd1a4e287dfeb0feb
occurred_at: 2026-08-08T16:26:23Z
observed_at: 2026-08-08T16:26:23Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.2
headline: *** openrouter/deepseek/deepseek-v3.2 output_text: $0.38 → $0.40 /Mtok (+5.3%)
source_url: https://github.com/anomalyco/models.dev.git#providers/openrouter/models/deepseek/deepseek-v3.2.toml
confidence: observed
occurred_at_kind: commit
retracted_at: 2026-08-09T00:33:12Z
retraction_reason: unwound as churn: the catalogue returned to $0.38 within the 14-day window
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3.2","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":380000,"new_micro":400000,"confidence":"observed","corroborations":1,"writer":"modelsdev","churn_unwound":true}


event_id: a5153819d446a70708ab21bc9481d606
occurred_at: 2026-07-09
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: openai/gpt-5.5-20260423
counterparty_uid: openai/gpt-5.6-sol
headline: *** GPT-5.6 Sol (high) has kicked GPT-5.5 (xhigh) (Δ+0.0042, 2.5× cheaper)
source_url: https://epoch.ai/data/benchmark_data.zip
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"arc-agi-2","benchmark_version_id":"arc-agi-2@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/gpt-5.5-20260423","display":"GPT-5.5 (xhigh)","comparability_key":"8d5480de3420c84264a6cbe8157a54cfe86ca303c2e69455c2c96a067e6ae13b","effort":"xhigh","score":0.85,"cost_usd":1.87,"released":"2026-04-23","provenance":"community_submitted"},"winner":{"model_uid":"openai/gpt-5.6-sol","display":"GPT-5.6 Sol (high)","comparability_key":"8aa8fa9a8ee71397b053e8fe68c740b0ce7dabbc34b1a3ec79feb6b3681e18bc","effort":"high","score":0.8542000000000001,"cost_usd":0.74,"released":"2026-07-09","provenance":"community_submitted"},"delta_score":0.0042000000000000925,"cost_ratio":2.527027027027027,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: a536ab260ba8a175bde0cde500146219
occurred_at: 2025-05-28T23:42:28Z
observed_at: 2025-05-28T23:42:28Z
kind: NETSPLIT
channel: #price
model_uid: mistral/mistral-medium
headline: *** netsplit mistral/mistral-medium output_text: 2 prices across 2 sellers, 4.1x spread
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":2,"points":2,"min_micro":2000000,"max_micro":8100000,"split_tenths":41,"trigger_jump":true,"open_weights":false}


event_id: a53d0781e1edc704d32e0e4754597860
occurred_at: 2026-03-23T21:28:46Z
observed_at: 2026-03-23T21:28:46Z
kind: PRICE
channel: #price
model_uid: xai/grok-4-1-fast-reasoning
headline: *** llmgateway/xai/grok-4-1-fast-reasoning output_text: $15.00 → $0.50 /Mtok (-96.7%)
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"llmgateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"xai/grok-4-1-fast-reasoning","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":15000000,"new_micro":500000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}

source_url:
https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/grok-4-1-fast-reasoning.toml


event_id: a554506d5d0fb001b2093f99f4674c3d
occurred_at: 2026-05-18T17:12:15Z
observed_at: 2026-05-18T17:12:15Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.2-20251211
headline: *** vercel-ai-gateway/openai/gpt-5.2-20251211 cache_read: $0.18 → $0.175 /Mtok (-2.8%)
source_url: https://github.com/anomalyco/models.dev.git#providers/vercel/models/openai/gpt-5.2.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"vercel-ai-gateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.2-20251211","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":180000,"new_micro":175000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: a5671f8558bbd089f8b71e8633b2ad66
occurred_at: 2024-06-20T15:11:51Z
observed_at: 2024-06-20T15:11:51Z
kind: PRICE
channel: #price
model_uid: google/gemini-pro
headline: *** google-vertex/google/gemini-pro output_text: $0.50 → $1.50 /Mtok (+200%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"google-vertex","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"google/gemini-pro","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":500000,"new_micro":1500000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: a567a9a1b1936e3c95837dcd796c17b6
occurred_at: 2026-08-03T15:37:29Z
observed_at: 2026-08-03T15:37:29Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3-0324
headline: *** nano-gpt/deepseek/deepseek-v3-0324 output_text: $0.70 → $0.77 /Mtok (+10%)
source_url: https://github.com/anomalyco/models.dev.git#providers/nano-gpt/models/deepseek-v3-0324.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"nano-gpt","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3-0324","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":700000,"new_micro":770000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: a57b666ab131392b16bb10b697d6da34
occurred_at: 2026-03-12
observed_at: 2026-03-12T12:38:31Z
kind: QUIT
channel: #dying
model_uid: google/gemini-2.5-pro-preview-03-25
headline: *** google/gemini-2.5-pro-preview-03-25 has quit google-vertex (delisted 2026-03-12)
source_url: https://github.com/BerriAI/litellm.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"google-vertex","available_from":"2025-04-20","available_to":"2026-03-12","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: a58722f3b389003e5db5005c41cc27b8
occurred_at: 2026-05-15T15:00:32Z
observed_at: 2026-05-15T15:00:32Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.2
headline: *** openrouter/deepseek/deepseek-v3.2 input_text: $0.28 → $0.252 /Mtok (-10%)
source_url: https://github.com/anomalyco/models.dev.git#providers/openrouter/models/deepseek/deepseek-v3.2.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3.2","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":280000,"new_micro":252000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: a5d341e98f72f34ae29a4b69933cd6cb
occurred_at: 2025-04-16
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: openai/o3-mini-20250131
counterparty_uid: openai/o4-mini-20250416
headline: *** o4-mini (medium) has kicked o3-mini (medium) (Δ+0.0028, 1.2× cheaper)
source_url: https://epoch.ai/data/benchmark_data.zip
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"arc-agi-2","benchmark_version_id":"arc-agi-2@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/o3-mini-20250131","display":"o3-mini (medium)","comparability_key":"bd53f8837bb186273af93865ca36c8fd956b4bc7e345b91a59646d9e65c76068","effort":"medium","score":0.020800000000000003,"cost_usd":0.2843,"released":"2025-01-31","provenance":"community_submitted"},"winner":{"model_uid":"openai/o4-mini-20250416","display":"o4-mini (medium)","comparability_key":"bd53f8837bb186273af93865ca36c8fd956b4bc7e345b91a59646d9e65c76068","effort":"medium","score":0.0236,"cost_usd":0.2311,"released":"2025-04-16","provenance":"community_submitted"},"delta_score":0.002799999999999997,"cost_ratio":1.2302033751622674,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: a5f4b73d6b8018d89747665a072d8e28
occurred_at: 2025-10-05T00:20:17Z
observed_at: 2025-10-05T00:20:17Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-sonnet-4-5-20250929
headline: *** amazon-bedrock/anthropic/claude-sonnet-4-5-20250929 input_text [eu]: $3.00 → $3.30 /Mtok (+10%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
retracted_at: 2025-10-06T19:33:05Z
retraction_reason: unwound as churn: the catalogue returned to $3.00 within the 14-day window
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"eu","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-sonnet-4-5-20250929","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":3000000,"new_micro":3300000,"confidence":"observed","corroborations":1,"writer":"litellm","churn_unwound":true}


event_id: a60c65a9a460681bcdc69d9131eae900
occurred_at: 2026-08-01T15:47:23Z
observed_at: 2026-08-01T15:47:23Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-v4-flash-0731
source_url: https://github.com/anomalyco/models.dev.git#providers/venice/models/deepseek-v4-flash-0731.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":3,"points":3,"min_micro":260000,"max_micro":350000,"split_tenths":13,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"venice","entering_micro":350000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v4-flash-0731 output_text: 3 prices across 3 sellers, 1.3x spread (venice enters at $0.35)


event_id: a60fa4163860fcf95c974c2bb545f0d2
occurred_at: 2026-03-14T20:35:38Z
observed_at: 2026-03-14T20:35:38Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3-0324
headline: *** kilo/deepseek/deepseek-v3-0324 input_text: $0.19 → $0.20 /Mtok (+5.3%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"kilo","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3-0324","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":190000,"new_micro":200000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: a639967f2cb37765c496ee0b038e1384
occurred_at: 2026-07-15T14:54:57Z
observed_at: 2026-07-15T14:54:57Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.2
headline: *** openrouter/deepseek/deepseek-v3.2 cache_read: $0.02145 → $0.1345 /Mtok (+527%)
source_url: https://github.com/anomalyco/models.dev.git#providers/openrouter/models/deepseek/deepseek-v3.2.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3.2","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":21450,"new_micro":134500,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: a6785ed96bdac389481785cb05c1f62e
occurred_at: 2026-08-16T08:25:43Z
observed_at: 2026-08-16T08:25:43Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash input_text: $0.06146 → $0.0657 /Mtok (+6.9%)
confidence: observed
occurred_at_kind: commit
retracted_at: 2026-08-16T14:24:51Z
retraction_reason: unwound as churn: the catalogue returned to $0.06146 within the 14-day window
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":61460,"new_micro":65700,"confidence":"observed","corroborations":1,"writer":"modelsdev","churn_unwound":true}


event_id: a686c1eb686f4df8942210f78d11c407
occurred_at: 2025-11-06T23:48:13Z
observed_at: 2025-11-06T23:48:13Z
kind: NETSPLIT
channel: #price
model_uid: anthropic/claude-opus-4-20250514
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/anthropic/claude-opus-4.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":9,"points":3,"min_micro":64000000,"max_micro":82500000,"split_tenths":13,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":64000000,"open_weights":false}

headline:
*** netsplit anthropic/claude-opus-4-20250514 output_text: 3 prices across 9 sellers, 1.3x spread (poe enters at $64.00)


event_id: a6a5333f703cc82ee6a607189483ec0c
occurred_at: 2026-08-15T17:24:21Z
observed_at: 2026-08-15T17:24:21Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash output_text: $0.13972 → $0.13692 /Mtok (-2%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":139720,"new_micro":136920,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: a6c7a1edda700bcd71ab2c5ba22bd276
occurred_at: 2026-07-23
observed_at: 2026-08-15T17:38:22Z
kind: QUIT
channel: #dying
model_uid: openai/gpt-5.1-codex-mini
source_url: https://developers.openai.com/api/docs/deprecations.md
confidence: observed
occurred_at_kind: effective
payload:
{"seller":"openai","available_from":"2025-11-13","available_to":"2026-07-23","retire_kind":"announced","deprecation_announced_on":"2026-04-22","notice_days":92,"window_confidence":"observed"}

headline:
*** openai/gpt-5.1-codex-mini has quit openai (announced 2026-04-22, effective 2026-07-23, 92d notice)


event_id: a6cf89839b37eb20577080ba7ac53865
occurred_at: 2023-12-16T13:05:28Z
observed_at: 2023-12-16T13:05:28Z
kind: PRICE
channel: #price
model_uid: google/gemini-pro
headline: *** google-vertex/google/gemini-pro input_text: $0.0625 → $0.25 /Mtok (+300%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"google-vertex","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"google/gemini-pro","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":62500,"new_micro":250000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: a71ca9679ca12083b858b0081bf31e08
occurred_at: 2025-02-12T06:40:32Z
observed_at: 2025-02-12T06:40:32Z
kind: PRICE
channel: #price
model_uid: openai/gpt-3.5-turbo
headline: *** azure/openai/gpt-3.5-turbo output_text: $2.00 → $1.50 /Mtok (-25%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"azure","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-3.5-turbo","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":2000000,"new_micro":1500000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: a782898dbd2427719b71fa865a9f2bc9
occurred_at: 2026-07-09
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: openai/gpt-5.5-20260423
counterparty_uid: openai/gpt-5.6-sol
headline: *** GPT-5.6 Sol (medium) has kicked GPT-5.5 (medium) (Δ+0.0708, 1.5× cheaper)
source_url: https://deepswe.datacurve.ai/
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"deepswe","benchmark_version_id":"deepswe@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/gpt-5.5-20260423","display":"GPT-5.5 (medium)","comparability_key":"e4970037c54d508bd49a9dbdd947341bb7df4660ea5ca786d7566905a6818265","effort":"medium","score":0.5398230088495575,"cost_usd":2.749342734513274,"released":"2026-04-23","evidence_url":"https://deepswe.datacurve.ai/","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"openai/gpt-5.6-sol","display":"GPT-5.6 Sol (medium)","comparability_key":"e4970037c54d508bd49a9dbdd947341bb7df4660ea5ca786d7566905a6818265","effort":"medium","score":0.6106194690265486,"cost_usd":1.8620318075221238,"released":"2026-07-09","evidence_url":"https://deepswe.datacurve.ai/","provenance":"leaderboard_maintainer_verified"},"delta_score":0.07079646017699115,"cost_ratio":1.4765283403895924,"cost_kind":"per_task","same_model":false}


event_id: a78e9b31edabaa6b2173cedb774b2809
occurred_at: 2025-01-20
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: openai/o1-mini-20240912
counterparty_uid: deepseek/deepseek-r1
headline: *** DeepSeek-R1 has kicked o1-mini (unknown) (Δ+0.018, 2.3× cheaper)
source_url: https://arcprize.org/leaderboard
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"arc-agi","benchmark_version_id":"arc-agi@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/o1-mini-20240912","display":"o1-mini (unknown)","comparability_key":"8006b7274d85931faedfb847545a5ed7dafe1461547ec00248778f9abd16049f","effort":"unknown","score":0.14,"cost_usd":0.135,"released":"2024-09-12","provenance":"community_submitted"},"winner":{"model_uid":"deepseek/deepseek-r1","display":"DeepSeek-R1","comparability_key":"7b6208c98cf99f12a0d29ab1e0b8c01fbe1418d5de46d851c8f35a42fa097a6d","score":0.158,"cost_usd":0.06,"released":"2025-01-20","evidence_url":"https://arcprize.org/leaderboard","provenance":"leaderboard_maintainer_verified"},"delta_score":0.017999999999999988,"cost_ratio":2.2500000000000004,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: a79c20eb485cd06232de0f530e1e3e70
occurred_at: 2025-08-25T20:13:50Z
observed_at: 2025-08-25T20:13:50Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-oss-20b
source_url: https://github.com/anomalyco/models.dev.git#providers/cloudflare-workers-ai/models/gpt-oss-20b.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":8,"points":5,"min_micro":40000,"max_micro":200000,"split_tenths":50,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"cloudflare-workers-ai","entering_micro":200000,"open_weights":true}

headline:
*** netsplit openai/gpt-oss-20b input_text: 5 prices across 8 sellers, 5.0x spread (cloudflare-workers-ai enters at $0.20)


event_id: a7c2c60b2c27e8f2980fab162c12545f
occurred_at: 2026-08-15T04:26:00Z
observed_at: 2026-08-15T04:26:00Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash cache_read: $0.015932 → $0.015652 /Mtok (-1.8%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":15932,"new_micro":15652,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: a7e8893a2ed9fdfe65764f93fac7f364
occurred_at: 2024-05-31T22:44:19Z
observed_at: 2024-05-31T22:44:19Z
kind: PRICE
channel: #price
model_uid: mistral/mistral-tiny
headline: *** mistral/mistral/mistral-tiny output_text: $0.46 → $0.25 /Mtok (-45.7%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"mistral","seller_kind":"first_party","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"mistral/mistral-tiny","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":460000,"new_micro":250000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: a82baa4c83d945a356850a5df67e2559
occurred_at: 2026-04-04T21:44:07Z
observed_at: 2026-04-04T21:44:07Z
kind: NETSPLIT
channel: #price
model_uid: xai/grok-code-fast-1
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":11,"points":3,"min_micro":200000,"max_micro":5000000,"split_tenths":250,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"oracle-oci","entering_micro":5000000,"open_weights":false}

headline:
*** netsplit xai/grok-code-fast-1 input_text: 3 prices across 11 sellers, 25.0x spread (oracle-oci enters at $5.00)


event_id: a83332abf7e9de35117fb10c3be19b4b
occurred_at: 2025-10-07T18:27:04Z
observed_at: 2025-10-07T18:27:04Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-sonnet-4-5-20250929
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"jp","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-sonnet-4-5-20250929","meter":"output_text","unit":"mtok","ctx_tier_min":200000,"time_window":"all","old_micro":22500000,"new_micro":24750000,"confidence":"observed","corroborations":1,"writer":"litellm"}

headline:
*** amazon-bedrock/anthropic/claude-sonnet-4-5-20250929 output_text [jp, ctx≥200000]: $22.50 → $24.75 /Mtok (+10%)


event_id: a872ea20b734213c02975881c630c026
occurred_at: 2026-07-26T03:56:49Z
observed_at: 2026-07-26T03:56:49Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-120b
headline: *** wandb/openai/gpt-oss-120b cache_read: $0.04 → $0.03 /Mtok (-25%)
source_url: https://github.com/anomalyco/models.dev.git#providers/wandb/models/openai/gpt-oss-120b.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"wandb","seller_kind":"inference_host","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-oss-120b","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":40000,"new_micro":30000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: a8980fa08075f2610648285753305ca7
occurred_at: 2026-07-09
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: openai/gpt-5.4-20260305
counterparty_uid: openai/gpt-5.6-terra
headline: *** GPT-5.6 Terra (xhigh) has kicked GPT-5.4 (high) (Δ+0.0133, 1.4× cheaper)
source_url: https://arcprize.org/leaderboard
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"arc-agi","benchmark_version_id":"arc-agi@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/gpt-5.4-20260305","display":"GPT-5.4 (high)","comparability_key":"f961971ce9f3afc028df345821e86b2b0ba66811d0773010c21659781aca4aec","effort":"high","score":0.9267000000000001,"cost_usd":0.37,"released":"2026-03-05","provenance":"community_submitted"},"winner":{"model_uid":"openai/gpt-5.6-terra","display":"GPT-5.6 Terra (xhigh)","comparability_key":"57568d1cd1d0cc22857e9bbcc9b0fcfa23c9946fa20a8c7761dece7b56e2a241","effort":"xhigh","score":0.9400000000000001,"cost_usd":0.26,"released":"2026-07-09","evidence_url":"https://arcprize.org/leaderboard","provenance":"leaderboard_maintainer_verified"},"delta_score":0.013299999999999979,"cost_ratio":1.423076923076923,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: a8dcfc73d0fbb0103da8381017c1ceca
occurred_at: 2026-08-03T03:34:00Z
observed_at: 2026-08-03T03:34:00Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.1-terminus
headline: *** kilo/deepseek/deepseek-v3.1-terminus input_text: $0.21 → $0.27 /Mtok (+28.6%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"kilo","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3.1-terminus","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":210000,"new_micro":270000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: a920cc17a75a244fb69f66e9b36ca668
occurred_at: 2026-07-30T23:03:19Z
observed_at: 2026-07-30T23:03:19Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-terra
headline: *** openai/openai/gpt-5.6-terra input_text [batch]: $1.00 → $1.25 /Mtok (+25%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
retracted_at: 2026-08-01T19:34:25Z
retraction_reason: unwound as churn: the catalogue returned to $1.00 within the 14-day window
payload:
{"seller":"openai","seller_kind":"first_party","region":"unspecified","service_tier":"batch","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-terra","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1000000,"new_micro":1250000,"confidence":"observed","corroborations":1,"writer":"litellm","churn_unwound":true}


event_id: a936f12e4c71cdc11d20c2d54a3f75c8
occurred_at: 2026-08-16T16:25:20Z
observed_at: 2026-08-16T16:25:20Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash input_text: $0.06146 → $0.0603 /Mtok (-1.9%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":61460,"new_micro":60300,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: a976d576503126823d8d33c1464c0337
occurred_at: 2026-08-01T19:34:25Z
observed_at: 2026-08-01T19:34:25Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-terra
headline: *** azure/openai/gpt-5.6-terra output_text [priority]: $30.00 → $24.00 /Mtok (-20%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"azure","seller_kind":"cloud","region":"unspecified","service_tier":"priority","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-terra","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":30000000,"new_micro":24000000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: a98fc75c7109e66377c3c8a25c2a1946
occurred_at: 2026-06-26T01:27:18Z
observed_at: 2026-06-26T01:27:18Z
kind: PRICE
channel: #price
model_uid: mistral/mistral-medium
headline: *** mistral/mistral/mistral-medium output_text: $2.00 → $7.50 /Mtok (+275%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"mistral","seller_kind":"first_party","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"mistral/mistral-medium","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":2000000,"new_micro":7500000,"confidence":"observed","corroborations":2,"writer":"litellm"}


event_id: a9a277273e405f7dfb068a83567fd8ff
occurred_at: 2025-03-12T15:25:49Z
observed_at: 2025-03-12T15:25:49Z
kind: PRICE
channel: #price
model_uid: openai/o1-mini-20240912
headline: *** azure/openai/o1-mini-20240912 input_text: $3.00 → $1.21 /Mtok (-59.7%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"azure","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/o1-mini-20240912","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":3000000,"new_micro":1210000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: a9bcde2a18a6713c14e3b14776c552fd
occurred_at: 2026-07-31T02:38:15Z
observed_at: 2026-07-31T02:38:15Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-sol
headline: *** amazon-bedrock/openai/gpt-5.6-sol output_text: $30.00 → $33.00 /Mtok (+10%)
source_url: https://github.com/anomalyco/models.dev.git#providers/amazon-bedrock/models/openai.gpt-5.6-sol.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-sol","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":30000000,"new_micro":33000000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: a9ed6348dd03393a3c2a015d2dd68a0c
occurred_at: 2025-12-17T22:59:56Z
observed_at: 2025-12-17T22:59:56Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-3-flash-preview
source_url: https://github.com/anomalyco/models.dev.git#providers/venice/models/gemini-3-flash-preview.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":4,"points":2,"min_micro":3000000,"max_micro":3750000,"split_tenths":13,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"venice","entering_micro":3750000,"open_weights":false}

headline:
*** netsplit google/gemini-3-flash-preview output_text: 2 prices across 4 sellers, 1.3x spread (venice enters at $3.75)


event_id: aa0299c81be64c650631d675cb94805c
occurred_at: 2026-01-23T01:10:53Z
observed_at: 2026-01-23T01:10:53Z
kind: NETSPLIT
channel: #price
model_uid: xai/grok-4-1-fast-reasoning
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":5,"points":2,"min_micro":200000,"max_micro":3000000,"split_tenths":150,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"llmgateway","entering_micro":3000000,"open_weights":false}

headline:
*** netsplit xai/grok-4-1-fast-reasoning input_text: 2 prices across 5 sellers, 15.0x spread (llmgateway enters at $3.00)

source_url:
https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/xai/grok-4-1-fast-reasoning.toml


event_id: aa0430754ec12b9f446d028142b59131
occurred_at: 2026-08-15T15:24:37Z
observed_at: 2026-08-15T15:24:37Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-opus-4-6-20260205
headline: *** requesty/anthropic/claude-opus-4-6-20260205 cache_write_5m: $6.25 → $6.875 /Mtok (+10%)
source_url: https://github.com/anomalyco/models.dev.git#providers/requesty/models/claude-opus-4-6@eu.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"requesty","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-opus-4-6-20260205","meter":"cache_write_5m","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":6250000,"new_micro":6875000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: aa1489bc04d26d0204525585c25df6ff
occurred_at: 2025-10-11T23:53:55Z
observed_at: 2025-10-11T23:53:55Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-sonnet-4-5-20250929
headline: *** amazon-bedrock/anthropic/claude-sonnet-4-5-20250929 input_text [us]: $3.00 → $3.30 /Mtok (+10%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"us","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-sonnet-4-5-20250929","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":3000000,"new_micro":3300000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: aa615280541ced334567b81900e67c25
occurred_at: 2024-06-20
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: openai/gpt-4-turbo-20240409
counterparty_uid: anthropic/claude-3-5-sonnet-20240620
headline: *** Claude 3.5 Sonnet has kicked GPT-4 Turbo (Δ+0.1296, 1.3× cheaper)
source_url: https://htihle.github.io/weirdml.html
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"weirdml","benchmark_version_id":"weirdml@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/gpt-4-turbo-20240409","display":"GPT-4 Turbo","comparability_key":"a760dcfeb010973e736a2c6d304dae3d9078b6d0cde0152fea4c8e4668fdbda0","score":0.1801,"cost_usd":0.3210278313,"released":"2024-04-09","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"anthropic/claude-3-5-sonnet-20240620","display":"Claude 3.5 Sonnet","comparability_key":"a760dcfeb010973e736a2c6d304dae3d9078b6d0cde0152fea4c8e4668fdbda0","score":0.3097,"cost_usd":0.2456011059,"released":"2024-06-20","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"delta_score":0.12959999999999997,"cost_ratio":1.3071106912308086,"cost_kind":"per_task","same_model":false}


event_id: aa896eb9aac5d8b460a3c8b25b6d3a1b
occurred_at: 2026-08-03T03:34:00Z
observed_at: 2026-08-03T03:34:00Z
kind: PRICE
channel: #price
model_uid: google/gemini-3.1-flash-lite
headline: *** kilo/google/gemini-3.1-flash-lite cache_write_5m: $0.08333 → $0.083333 /Mtok (+<0.1%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"kilo","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"google/gemini-3.1-flash-lite","meter":"cache_write_5m","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":83330,"new_micro":83333,"confidence":"observed","corroborations":1,"writer":"modelsdev"}

source_url:
https://github.com/anomalyco/models.dev.git#providers/kilo/models/google/gemini-3.1-flash-lite-preview.toml


event_id: aa8ff4af49488808494a5039bbcb433b
occurred_at: 2025-11-21T20:49:24Z
observed_at: 2025-11-21T20:49:24Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5-20250807
headline: *** opencode/openai/gpt-5-20250807 cache_read: $0.125 → $0.107 /Mtok (-14.4%)
source_url: https://github.com/anomalyco/models.dev.git#providers/opencode/models/gpt-5.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"opencode","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5-20250807","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":125000,"new_micro":107000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: aaa1eb6140cd27b3cec1a0172e97899e
occurred_at: 2026-07-15T14:54:57Z
observed_at: 2026-07-15T14:54:57Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-120b
headline: *** openrouter/openai/gpt-oss-120b output_text: $0.15 → $0.17 /Mtok (+13.3%)
source_url: https://github.com/anomalyco/models.dev.git#providers/openrouter/models/openai/gpt-oss-120b.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-oss-120b","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":150000,"new_micro":170000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: ab7249d151e5c090463b3784d3a54de1
occurred_at: 2025-03-12T15:25:49Z
observed_at: 2025-03-12T15:25:49Z
kind: PRICE
channel: #price
model_uid: openai/o1-mini-20240912
headline: *** azure/openai/o1-mini-20240912 cache_read: $1.50 → $0.605 /Mtok (-59.7%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"azure","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/o1-mini-20240912","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1500000,"new_micro":605000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: ab8098eaa9315632355b8d1013efa499
occurred_at: 2025-10-02T21:21:12Z
observed_at: 2025-10-02T21:21:12Z
kind: NETSPLIT
channel: #price
model_uid: xai/grok-4-0709
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":5,"points":2,"min_micro":3000000,"max_micro":5500000,"split_tenths":18,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"azure","entering_micro":5500000,"open_weights":false}

headline:
*** netsplit xai/grok-4-0709 input_text: 2 prices across 5 sellers, 1.8x spread (azure enters at $5.50)


event_id: ab97dd01825259f43471694069c191bb
occurred_at: 2026-08-01T19:34:25Z
observed_at: 2026-08-01T19:34:25Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-terra
headline: *** azure/openai/gpt-5.6-terra output_text [eu, priority]: $41.25 → $33.00 /Mtok (-20%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"azure","seller_kind":"cloud","region":"eu","service_tier":"priority","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-terra","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":41250000,"new_micro":33000000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: abc2eaebb39994407abaab85625698ec
occurred_at: 2026-08-03T03:34:00Z
observed_at: 2026-08-03T03:34:00Z
kind: PRICE
channel: #price
model_uid: mistral/mistral-nemo
headline: *** kilo/mistral/mistral-nemo output_text: $0.04 → $0.03 /Mtok (-25%)
source_url: https://github.com/anomalyco/models.dev.git#providers/kilo/models/mistralai/mistral-nemo.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"kilo","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"mistral/mistral-nemo","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":40000,"new_micro":30000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: abe48ff4c9bed069dda7c90aad8c1e61
occurred_at: 2026-07-31T02:38:15Z
observed_at: 2026-07-31T02:38:15Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-terra
headline: *** amazon-bedrock/openai/gpt-5.6-terra cache_write_5m: $3.125 → $2.75 /Mtok (-12%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-terra","meter":"cache_write_5m","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":3125000,"new_micro":2750000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}

source_url:
https://github.com/anomalyco/models.dev.git#providers/amazon-bedrock/models/openai.gpt-5.6-terra.toml


event_id: ac20e6f538ee3c8b127b9ae393605b7e
occurred_at: 2025-11-06T23:48:13Z
observed_at: 2025-11-06T23:48:13Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-5-codex
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openAi/gpt-5-codex.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":5,"points":2,"min_micro":1100000,"max_micro":1250000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":1100000,"open_weights":false}

headline:
*** netsplit openai/gpt-5-codex input_text: 2 prices across 5 sellers, 1.1x spread (poe enters at $1.10)


event_id: ac4ff79e02dd0f8d47c2b9a133f94efe
occurred_at: 2026-06-09
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #math
model_uid: anthropic/claude-opus-4-7-20260416
counterparty_uid: anthropic/claude-fable-5
headline: *** Claude Fable 5 (max) has kicked Claude Opus 4.7 (max) (Δ+0.23, 1.1× cheaper)
source_url: https://www.vals.ai/benchmarks/proof_bench
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"proofbench","benchmark_version_id":"proofbench@unversioned","measurer":"Epoch AI","victim":{"model_uid":"anthropic/claude-opus-4-7-20260416","display":"Claude Opus 4.7 (max)","comparability_key":"a7243fadf1ad37d6f9c5153e4598a9ad089ff703b36e66c280e07fd919d66210","effort":"max","score":0.54,"cost_usd":1.807786,"released":"2026-04-16","evidence_url":"https://www.vals.ai/benchmarks/proof_bench","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"anthropic/claude-fable-5","display":"Claude Fable 5 (max)","comparability_key":"a7243fadf1ad37d6f9c5153e4598a9ad089ff703b36e66c280e07fd919d66210","effort":"max","score":0.77,"cost_usd":1.635455,"released":"2026-06-09","evidence_url":"https://www.vals.ai/benchmarks/proof_bench","provenance":"leaderboard_maintainer_verified"},"delta_score":0.22999999999999998,"cost_ratio":1.1053718995631183,"cost_kind":"per_task","same_model":false}


event_id: ac5caf2ae7d4584525c6aea5486400a1
occurred_at: 2026-05-15T15:00:32Z
observed_at: 2026-05-15T15:00:32Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.2-speciale
headline: *** openrouter/deepseek/deepseek-v3.2-speciale output_text: $0.41 → $0.431 /Mtok (+5.1%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3.2-speciale","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":410000,"new_micro":431000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}

source_url:
https://github.com/anomalyco/models.dev.git#providers/openrouter/models/deepseek/deepseek-v3.2-speciale.toml


event_id: ac630a5984bb4852575f3bd5c4da607b
occurred_at: 2026-04-23
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: openai/gpt-5.4-20260305
counterparty_uid: openai/gpt-5.5-20260423
headline: *** GPT-5.5 (high) has kicked GPT-5.4 (xhigh) (Δ+0.1261, 1.1× cheaper)
source_url: https://deepswe.datacurve.ai/
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"deepswe","benchmark_version_id":"deepswe@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/gpt-5.4-20260305","display":"GPT-5.4 (xhigh)","comparability_key":"39fdae6337dbe72aebe28f9f8b57bfddad67ee82cd60d94cfe2f64cc58acc566","effort":"xhigh","score":0.5176991150442478,"cost_usd":5.6524577245575225,"released":"2026-03-05","evidence_url":"https://deepswe.datacurve.ai/","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"openai/gpt-5.5-20260423","display":"GPT-5.5 (high)","comparability_key":"39b0bbc44fef028f30e7812c91925c018dead7387c9b588734e0f0fb2dd52eac","effort":"high","score":0.6438053097345133,"cost_usd":5.100437004424779,"released":"2026-04-23","evidence_url":"https://deepswe.datacurve.ai/","provenance":"leaderboard_maintainer_verified"},"delta_score":0.12610619469026552,"cost_ratio":1.1082300829622735,"cost_kind":"per_task","same_model":false}


event_id: acad04411d7487c6be4b0a0c17e3d3f9
occurred_at: 2026-08-04T13:22:23Z
observed_at: 2026-08-04T13:22:23Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-5.6-luna
source_url: https://github.com/anomalyco/models.dev.git#providers/requesty/models/gpt-5.6-luna@eu.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":12,"points":5,"min_micro":100000,"max_micro":1100000,"split_tenths":110,"trigger_new_seller":true,"entering_seller":"requesty","entering_micro":1100000,"open_weights":false}

headline:
*** netsplit openai/gpt-5.6-luna input_text: 5 prices across 12 sellers, 11.0x spread (requesty enters at $1.10)


event_id: ad0019ea15fe0bbafc8cc110dbdbdb9a
occurred_at: 2026-06-03T19:58:05Z
observed_at: 2026-06-03T19:58:05Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-5.4-20260305
source_url: https://github.com/anomalyco/models.dev.git#providers/amazon-bedrock/models/openai.gpt-5.4.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":12,"points":3,"min_micro":2200000,"max_micro":2750000,"split_tenths":13,"trigger_new_seller":true,"entering_seller":"amazon-bedrock","entering_micro":2750000,"open_weights":false}

headline:
*** netsplit openai/gpt-5.4-20260305 input_text: 3 prices across 12 sellers, 1.3x spread (amazon-bedrock enters at $2.75)


event_id: ad1056ac7c84bc784847d1acd6e4fbfe
occurred_at: 2025-07-28
observed_at: 2026-08-15T17:38:22Z
kind: QUIT
channel: #dying
model_uid: openai/o1-preview-20240912
source_url: https://developers.openai.com/api/docs/deprecations.md
confidence: observed
occurred_at_kind: effective
payload:
{"seller":"openai","available_from":"2024-09-12","available_to":"2025-07-28","retire_kind":"announced","deprecation_announced_on":"2025-04-28","notice_days":91,"window_confidence":"observed"}

headline:
*** openai/o1-preview-20240912 has quit openai (announced 2025-04-28, effective 2025-07-28, 91d notice)


event_id: ad47f40e13b3fbcb55d26dd0c364c2f6
occurred_at: 2026-01-13T22:22:50Z
observed_at: 2026-01-13T22:22:50Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-chat
headline: *** deepseek/deepseek/deepseek-chat output_text: $1.70 → $0.42 /Mtok (-75.3%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"deepseek","seller_kind":"first_party","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-chat","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1700000,"new_micro":420000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: ad86d5b51aa8c27a7fb93470acc0ee1f
occurred_at: 2025-09-10T18:37:30Z
observed_at: 2025-09-10T18:37:30Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-oss-20b
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":9,"points":6,"min_micro":40000,"max_micro":5000000000,"split_tenths":1250000,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"wandb","entering_micro":5000000000,"open_weights":true,"extreme":true}

headline:
*** netsplit openai/gpt-oss-20b input_text: 6 prices across 9 sellers, 125000.0x spread (wandb enters at $5000.00)


event_id: ad938eafa1e3d63b3fad547286e2423e
occurred_at: 2026-08-03T15:54:37Z
observed_at: 2026-08-03T15:54:37Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-pro
headline: *** digitalocean/deepseek/deepseek-v4-pro input_text: $1.74 → $1.392 /Mtok (-20%)
source_url: https://github.com/anomalyco/models.dev.git#providers/digitalocean/models/deepseek-v4-pro.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"digitalocean","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-pro","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1740000,"new_micro":1392000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: ada7ee1cf1223b0265e3b9765480acec
occurred_at: 2026-08-04T13:22:23Z
observed_at: 2026-08-04T13:22:23Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5-nano-20250807
headline: *** requesty/openai/gpt-5-nano-20250807 input_text: $0.05 → $0.055 /Mtok (+10%)
source_url: https://github.com/anomalyco/models.dev.git#providers/requesty/models/gpt-5-nano@eu.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"requesty","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5-nano-20250807","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":50000,"new_micro":55000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: adc186de64ee6944f5bb489969966354
occurred_at: 2026-08-03T03:34:00Z
observed_at: 2026-08-03T03:34:00Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.1-terminus
headline: *** kilo/deepseek/deepseek-v3.1-terminus cache_read: $0.13 → $0.135 /Mtok (+3.8%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"kilo","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3.1-terminus","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":130000,"new_micro":135000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: ae21e560c18eac6bf5b300821270c54c
occurred_at: 2025-10-28
observed_at: 2026-08-15T17:38:24Z
kind: QUIT
channel: #dying
model_uid: anthropic/claude-3-5-sonnet-20240620
source_url: https://platform.claude.com/docs/en/about-claude/model-deprecations.md
confidence: observed
occurred_at_kind: effective
payload:
{"seller":"anthropic","available_from":"2024-06-20","available_to":"2025-10-28","retire_kind":"announced","deprecation_announced_on":"2025-08-13","notice_days":76,"window_confidence":"observed"}

headline:
*** anthropic/claude-3-5-sonnet-20240620 has quit anthropic (announced 2025-08-13, effective 2025-10-28, 76d notice)


event_id: ae3fe3ed159e0b5d69454b34157f8e9d
occurred_at: 2024-10-10T07:42:11Z
observed_at: 2024-10-10T07:42:11Z
kind: PRICE
channel: #price
model_uid: google/gemini-1.5-pro
headline: *** google-vertex/google/gemini-1.5-pro input_text: $5.00 → $0.078125 /Mtok (-98.4%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"google-vertex","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"google/gemini-1.5-pro","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":5000000,"new_micro":78125,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: ae533e82d1e2700b4d0802c79c03c1ad
occurred_at: 2026-01-21T15:47:10Z
observed_at: 2026-01-21T15:47:10Z
kind: PRICE
channel: #price
model_uid: xai/grok-4-0709
headline: *** azure/xai/grok-4-0709 output_text: $27.50 → $15.00 /Mtok (-45.5%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"azure","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"xai/grok-4-0709","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":27500000,"new_micro":15000000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: ae72b6e9ad0f17c4fcf61ef1335ce1b8
occurred_at: 2026-08-15T15:24:37Z
observed_at: 2026-08-15T15:24:37Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-opus-4-6-20260205
headline: *** requesty/anthropic/claude-opus-4-6-20260205 output_text: $25.00 → $27.50 /Mtok (+10%)
source_url: https://github.com/anomalyco/models.dev.git#providers/requesty/models/claude-opus-4-6@eu.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"requesty","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-opus-4-6-20260205","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":25000000,"new_micro":27500000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: ae748261f54868f89fba4fbc72876231
occurred_at: 2025-08-05T17:56:49Z
observed_at: 2025-08-05T17:56:49Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-v3-0324
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":10,"points":9,"min_micro":180000,"max_micro":3000000,"split_tenths":167,"trigger_new_seller":true,"entering_seller":"chutes","entering_micro":180000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v3-0324 input_text: 9 prices across 10 sellers, 16.7x spread (chutes enters at $0.18)

source_url:
https://github.com/anomalyco/models.dev.git#providers/chutes/models/deepseek-ai/DeepSeek-V3-0324.toml


event_id: ae76e5f8796f2d42370fefdb1d4ec557
occurred_at: 2026-02-16T16:00:15Z
observed_at: 2026-02-16T16:00:15Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-chat
source_url: https://github.com/anomalyco/models.dev.git#providers/kilo/models/deepseek/deepseek-chat.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":3,"points":3,"min_micro":140000,"max_micro":300000,"split_tenths":21,"trigger_new_seller":true,"entering_seller":"kilo","entering_micro":300000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-chat input_text: 3 prices across 3 sellers, 2.1x spread (kilo enters at $0.30)


event_id: ae7bf2a3422bdf333514cfca8b998c10
occurred_at: 2026-08-03T03:34:00Z
observed_at: 2026-08-03T03:34:00Z
kind: PRICE
channel: #price
model_uid: google/gemini-3.5-flash
headline: *** kilo/google/gemini-3.5-flash cache_write_5m: $0.08333 → $0.083333 /Mtok (+<0.1%)
source_url: https://github.com/anomalyco/models.dev.git#providers/kilo/models/google/gemini-3.5-flash.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"kilo","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"google/gemini-3.5-flash","meter":"cache_write_5m","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":83330,"new_micro":83333,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: ae84c2e8272ae656ec48c791916cfc57
occurred_at: 2025-08-04T22:56:36Z
observed_at: 2025-08-04T22:56:36Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-chat
headline: *** openrouter/deepseek/deepseek-chat output_text: $0.272 → $0.28 /Mtok (+2.9%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-chat","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":272000,"new_micro":280000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: ae8c7a54104a6de669975cd6ce1b0d14
occurred_at: 2026-04-25
observed_at: 2026-04-25T05:17:12Z
kind: QUIT
channel: #dying
model_uid: deepseek/deepseek-v4-pro
headline: *** deepseek/deepseek-v4-pro has quit nvidia (delisted 2026-04-25)
source_url: https://github.com/anomalyco/models.dev.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"nvidia","available_from":"2026-04-25","available_to":"2026-04-25","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: ae9b145c2977ed1465349808fc038c9e
occurred_at: 2025-08-07
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: openai/o4-mini-20250416
counterparty_uid: openai/gpt-5-mini-20250807
headline: *** GPT-5 mini (high) has kicked o4-mini (medium) (Δ+0.1253, 1.3× cheaper)
source_url: https://arcprize.org/leaderboard
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"arc-agi","benchmark_version_id":"arc-agi@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/o4-mini-20250416","display":"o4-mini (medium)","comparability_key":"972463fab8f2feec48fb9ef35bc3e7f7e241f5ccb1362195c60c4769a1d81f58","effort":"medium","score":0.418,"cost_usd":0.15,"released":"2025-04-16","evidence_url":"https://arcprize.org/leaderboard","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"openai/gpt-5-mini-20250807","display":"GPT-5 mini (high)","comparability_key":"f961971ce9f3afc028df345821e86b2b0ba66811d0773010c21659781aca4aec","effort":"high","score":0.5433,"cost_usd":0.116,"released":"2025-08-07","provenance":"community_submitted"},"delta_score":0.12530000000000002,"cost_ratio":1.2931034482758619,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: aeb6149d91d1994b9550ca39734c6f46
occurred_at: 2026-08-02T00:57:44Z
observed_at: 2026-08-02T00:57:44Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-terra
headline: *** azure/openai/gpt-5.6-terra input_text [priority]: $4.00 → $5.00 /Mtok (+25%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
retracted_at: 2026-08-05T06:56:52Z
retraction_reason: unwound as churn: the catalogue returned to $4.00 within the 14-day window
payload:
{"seller":"azure","seller_kind":"cloud","region":"unspecified","service_tier":"priority","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-terra","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":4000000,"new_micro":5000000,"confidence":"observed","corroborations":1,"writer":"litellm","churn_unwound":true}


event_id: aedaad2c68eafb29c1b9b2d60f89b809
occurred_at: 2025-11-26T15:32:26Z
observed_at: 2025-11-26T15:32:26Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-opus-4-5-20251101
headline: *** anthropic/anthropic/claude-opus-4-5-20251101 cache_write_5m: $18.75 → $6.25 /Mtok (-66.7%)
source_url: https://github.com/anomalyco/models.dev.git#providers/anthropic/models/claude-opus-4-5.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"anthropic","seller_kind":"first_party","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-opus-4-5-20251101","meter":"cache_write_5m","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":18750000,"new_micro":6250000,"confidence":"observed","corroborations":2,"writer":"modelsdev"}


event_id: af20a85deb3e504972578639fc670055
occurred_at: 2026-02-17T21:01:54Z
observed_at: 2026-02-17T21:01:54Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-2.5-pro-preview-03-25
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":3,"points":2,"min_micro":1250000,"max_micro":2500000,"split_tenths":20,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"nano-gpt","entering_micro":2500000,"open_weights":false}

headline:
*** netsplit google/gemini-2.5-pro-preview-03-25 input_text: 2 prices across 3 sellers, 2.0x spread (nano-gpt enters at $2.50)

source_url:
https://github.com/anomalyco/models.dev.git#providers/nano-gpt/models/gemini-2.5-pro-preview-03-25.toml


event_id: af246b4ad0c7bdd2f754f92690605a8f
occurred_at: 2025-08-07
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: openai/o3-20250416
counterparty_uid: openai/gpt-5-mini-20250807
headline: *** GPT-5 mini (high) has kicked o3 (medium) (Δ+0.0053, 2.5× cheaper)
source_url: https://arcprize.org/leaderboard
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"arc-agi","benchmark_version_id":"arc-agi@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/o3-20250416","display":"o3 (medium)","comparability_key":"972463fab8f2feec48fb9ef35bc3e7f7e241f5ccb1362195c60c4769a1d81f58","effort":"medium","score":0.538,"cost_usd":0.2882,"released":"2025-04-16","evidence_url":"https://arcprize.org/leaderboard","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"openai/gpt-5-mini-20250807","display":"GPT-5 mini (high)","comparability_key":"f961971ce9f3afc028df345821e86b2b0ba66811d0773010c21659781aca4aec","effort":"high","score":0.5433,"cost_usd":0.116,"released":"2025-08-07","provenance":"community_submitted"},"delta_score":0.005299999999999971,"cost_ratio":2.4844827586206897,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: af7c0a6e4bcaf20d1a631739815554b1
occurred_at: 2026-07-30T17:50:50Z
observed_at: 2026-07-30T17:50:50Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-luna
headline: *** vercel-ai-gateway/openai/gpt-5.6-luna input_text: $1.00 → $0.20 /Mtok (-80%)
source_url: https://github.com/anomalyco/models.dev.git#providers/vercel/models/openai/gpt-5.6-luna.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"vercel-ai-gateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-luna","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1000000,"new_micro":200000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: afca45144ce99f4df4a159dcc0ef5a37
occurred_at: 2026-03-02T21:36:05Z
observed_at: 2026-03-02T21:36:05Z
kind: NETSPLIT
channel: #price
model_uid: mistral/mistral-small
headline: *** netsplit mistral/mistral-small input_text: 5 prices across 5 sellers, 1250.0x spread
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":5,"points":5,"min_micro":60000,"max_micro":75000000,"split_tenths":12500,"trigger_jump":true,"open_weights":false,"extreme":true}


event_id: afffe6869de74d45728d25b51a5ec9cc
occurred_at: 2026-08-03T15:37:29Z
observed_at: 2026-08-03T15:37:29Z
kind: PRICE
channel: #price
model_uid: openai/gpt-4-turbo-preview
headline: *** nano-gpt/openai/gpt-4-turbo-preview input_text: $9.996 → $10.00 /Mtok (+<0.1%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"nano-gpt","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-4-turbo-preview","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":9996000,"new_micro":10000000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}

source_url:
https://github.com/anomalyco/models.dev.git#providers/nano-gpt/models/openai/gpt-4-turbo-preview.toml


event_id: b02f386e8a478a88e1c28d7067b4cfd2
occurred_at: 2024-10-10T07:42:11Z
observed_at: 2024-10-10T07:42:11Z
kind: PRICE
channel: #price
model_uid: google/gemini-1.5-flash-002
headline: *** google-vertex/google/gemini-1.5-flash-002 output_text: $1.50 → $0.004688 /Mtok (-99.7%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"google-vertex","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"google/gemini-1.5-flash-002","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1500000,"new_micro":4688,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: b04bd6431c0a91083c69d8eae41bd77f
occurred_at: 2026-01-13T22:22:50Z
observed_at: 2026-01-13T22:22:50Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-reasoner
headline: *** deepseek/deepseek/deepseek-reasoner input_text: $0.60 → $0.28 /Mtok (-53.3%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"deepseek","seller_kind":"first_party","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-reasoner","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":600000,"new_micro":280000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: b04cd4ea89ffa67aef6b12804fffa5fb
occurred_at: 2026-06-26T22:41:56Z
observed_at: 2026-06-26T22:41:56Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** venice/deepseek/deepseek-v4-flash output_text: $0.35 → $0.275 /Mtok (-21.4%)
source_url: https://github.com/anomalyco/models.dev.git#providers/venice/models/deepseek-v4-flash.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"venice","seller_kind":"inference_host","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":350000,"new_micro":275000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: b05388a6d28789653745c20263f70330
occurred_at: 2025-11-20T03:05:25Z
observed_at: 2025-11-20T03:05:25Z
kind: PRICE
channel: #price
model_uid: openai/chatgpt-4o-latest
headline: *** poe/openai/chatgpt-4o-latest output_text: $13.00 → $14.00 /Mtok (+7.7%)
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openAi/chatgpt-4o-latest.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"poe","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/chatgpt-4o-latest","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":13000000,"new_micro":14000000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: b08a05d2a5e4924baca59bb753458174
occurred_at: 2026-03-05
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: anthropic/claude-opus-4-6-20260205
counterparty_uid: openai/gpt-5.4-20260305
headline: *** GPT-5.4 (none) has kicked Claude Opus 4.6 (Δ+89.53, 1.2× cheaper)
source_url: https://epoch.ai/data/benchmark_data.zip
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"ale-bench","benchmark_version_id":"ale-bench@unversioned","measurer":"Epoch AI","victim":{"model_uid":"anthropic/claude-opus-4-6-20260205","display":"Claude Opus 4.6","comparability_key":"e51dfe78986ee35c325753e7c0f8487bd6ab5d19b23c242583b1a74b2a591bf6","score":996.5,"cost_usd":0.061688,"released":"2026-02-05","provenance":"community_submitted"},"winner":{"model_uid":"openai/gpt-5.4-20260305","display":"GPT-5.4 (none)","comparability_key":"8f3301f5de45bc531c5ec6c881fa175b153ecff20c705f683c262d1c09067b64","effort":"none","score":1086.03,"cost_usd":0.052314,"released":"2026-03-05","provenance":"community_submitted"},"delta_score":89.52999999999997,"cost_ratio":1.1791872156592882,"cost_kind":"per_task","same_model":false}


event_id: b08d7611957c7e2ea1fad36927516abe
occurred_at: 2024-05-31T22:44:19Z
observed_at: 2024-05-31T22:44:19Z
kind: PRICE
channel: #price
model_uid: mistral/mistral-large-2402
headline: *** mistral/mistral/mistral-large-2402 output_text: $24.00 → $12.00 /Mtok (-50%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"mistral","seller_kind":"first_party","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"mistral/mistral-large-2402","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":24000000,"new_micro":12000000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: b12addfeae7f271ba0da0f1857333355
occurred_at: 2026-04-04T21:44:07Z
observed_at: 2026-04-04T21:44:07Z
kind: NETSPLIT
channel: #price
model_uid: xai/grok-4-fast-reasoning
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":12,"points":2,"min_micro":200000,"max_micro":5000000,"split_tenths":250,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"oracle-oci","entering_micro":5000000,"open_weights":false}

headline:
*** netsplit xai/grok-4-fast-reasoning input_text: 2 prices across 12 sellers, 25.0x spread (oracle-oci enters at $5.00)


event_id: b19a917d476176868e38bddf8f8f606a
occurred_at: 2026-07-31
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: openai/gpt-5-mini-20250807
counterparty_uid: deepseek/deepseek-v4-flash-0731
headline: *** DeepSeek-V4 Flash (0731) (high) has kicked GPT-5 mini (high) (Δ+0.0438, 4.3× cheaper)
source_url: https://htihle.github.io/weirdml.html
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"weirdml","benchmark_version_id":"weirdml@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/gpt-5-mini-20250807","display":"GPT-5 mini (high)","comparability_key":"fa299512f2b221f6c31a30c221e06bc425b2d83a07475bc97ff264e59d18dfc4","effort":"high","score":0.5267,"cost_usd":0.1097665112,"released":"2025-08-07","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"deepseek/deepseek-v4-flash-0731","display":"DeepSeek-V4 Flash (0731) (high)","comparability_key":"fa299512f2b221f6c31a30c221e06bc425b2d83a07475bc97ff264e59d18dfc4","effort":"high","score":0.5705,"cost_usd":0.025342430526912183,"released":"2026-07-31","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"delta_score":0.04380000000000006,"cost_ratio":4.3313332193387835,"cost_kind":"per_task","same_model":false}


event_id: b238cfc96e70dbd95414ba8ee2cfd506
occurred_at: 2026-07-02T00:45:57Z
observed_at: 2026-07-02T00:45:57Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-sonnet-5
headline: *** amazon-bedrock/anthropic/claude-sonnet-5 cache_write_1h [au]: $6.60 → $4.40 /Mtok (-33.3%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"au","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-sonnet-5","meter":"cache_write_1h","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":6600000,"new_micro":4400000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: b2921c94fa1d6dac39831155b9dd9c4a
occurred_at: 2026-06-07T00:49:46Z
observed_at: 2026-06-07T00:49:46Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-120b
headline: *** vercel-ai-gateway/openai/gpt-oss-120b input_text: $0.10 → $0.35 /Mtok (+250%)
source_url: https://github.com/anomalyco/models.dev.git#providers/vercel/models/openai/gpt-oss-120b.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"vercel-ai-gateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-oss-120b","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":100000,"new_micro":350000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: b2b916a9f3aabbb0e510953bd1b0d4e0
occurred_at: 2026-04-09T08:31:24Z
observed_at: 2026-04-09T08:31:24Z
kind: NETSPLIT
channel: #price
model_uid: mistral/mistral-small-2603
source_url: https://github.com/anomalyco/models.dev.git#providers/venice/models/mistral-small-2603.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":3,"points":2,"min_micro":600000,"max_micro":750000,"split_tenths":13,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"venice","entering_micro":750000,"open_weights":false}

headline:
*** netsplit mistral/mistral-small-2603 output_text: 2 prices across 3 sellers, 1.3x spread (venice enters at $0.75)


event_id: b2f5774d017dadfd0be93db8aa3c2d57
occurred_at: 2026-06-03T20:13:54Z
observed_at: 2026-06-03T20:13:54Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-sonnet-4-20250514
headline: *** github-copilot/anthropic/claude-sonnet-4-20250514 output_text: $0.00 → $15.00 /Mtok (from $0)
source_url: https://github.com/anomalyco/models.dev.git#providers/github-copilot/models/claude-sonnet-4.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"github-copilot","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-sonnet-4-20250514","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":0,"new_micro":15000000,"confidence":"provisional","corroborations":1,"writer":"modelsdev","rose_from_zero":true}


event_id: b2fa6245af587a125b647450eeb138c9
occurred_at: 2025-11-19
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: google/gemini-3-pro-preview
counterparty_uid: openai/gpt-5.1-codex-max
headline: *** GPT-5.1-Codex-Max has kicked Gemini 3 Pro Preview (Δ+32.08, 1.0× cheaper)
source_url: https://epoch.ai/data/benchmark_data.zip
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"ale-bench","benchmark_version_id":"ale-bench@unversioned","measurer":"Epoch AI","victim":{"model_uid":"google/gemini-3-pro-preview","display":"Gemini 3 Pro Preview","comparability_key":"e51dfe78986ee35c325753e7c0f8487bd6ab5d19b23c242583b1a74b2a591bf6","score":1176.75,"cost_usd":0.259385,"released":"2025-11-18","provenance":"community_submitted"},"winner":{"model_uid":"openai/gpt-5.1-codex-max","display":"GPT-5.1-Codex-Max","comparability_key":"e51dfe78986ee35c325753e7c0f8487bd6ab5d19b23c242583b1a74b2a591bf6","score":1208.83,"cost_usd":0.253186,"released":"2025-11-19","provenance":"community_submitted"},"delta_score":32.07999999999993,"cost_ratio":1.024483976207215,"cost_kind":"per_task","same_model":false}


event_id: b30098314b1e4ac9f3b1b1b36e152914
occurred_at: 2025-10-07T18:27:04Z
observed_at: 2025-10-07T18:27:04Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-sonnet-4-5-20250929
headline: *** amazon-bedrock/anthropic/claude-sonnet-4-5-20250929 input_text [eu]: $3.00 → $3.30 /Mtok (+10%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"eu","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-sonnet-4-5-20250929","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":3000000,"new_micro":3300000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: b3175a76c83a005dd29068c6504db064
occurred_at: 2026-07-09
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: xai/grok-4.5
counterparty_uid: openai/gpt-5.6-terra
headline: *** GPT-5.6 Terra (high) has kicked Grok 4.5 (medium) (Δ+0.0483, 1.6× cheaper)
source_url: https://arcprize.org/leaderboard
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"arc-agi","benchmark_version_id":"arc-agi@unversioned","measurer":"Epoch AI","victim":{"model_uid":"xai/grok-4.5","display":"Grok 4.5 (medium)","comparability_key":"972463fab8f2feec48fb9ef35bc3e7f7e241f5ccb1362195c60c4769a1d81f58","effort":"medium","score":0.8717,"cost_usd":0.31,"released":"2026-07-08","evidence_url":"https://arcprize.org/leaderboard","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"openai/gpt-5.6-terra","display":"GPT-5.6 Terra (high)","comparability_key":"f961971ce9f3afc028df345821e86b2b0ba66811d0773010c21659781aca4aec","effort":"high","score":0.92,"cost_usd":0.19,"released":"2026-07-09","evidence_url":"https://arcprize.org/leaderboard","provenance":"leaderboard_maintainer_verified"},"delta_score":0.04830000000000001,"cost_ratio":1.631578947368421,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: b3265403bdfb9477a7a80480e5017fd2
occurred_at: 2026-08-04T13:22:23Z
observed_at: 2026-08-04T13:22:23Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-5.6-terra
source_url: https://github.com/anomalyco/models.dev.git#providers/requesty/models/gpt-5.6-terra@eu.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":12,"points":5,"min_micro":6000000,"max_micro":16500000,"split_tenths":28,"trigger_new_seller":true,"entering_seller":"requesty","entering_micro":16500000,"open_weights":false}

headline:
*** netsplit openai/gpt-5.6-terra output_text: 5 prices across 12 sellers, 2.8x spread (requesty enters at $16.50)


event_id: b341cc9106c526d829138d321e5f212f
occurred_at: 2026-06-03T20:13:54Z
observed_at: 2026-06-03T20:13:54Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.2-20251211
headline: *** github-copilot/openai/gpt-5.2-20251211 output_text: $0.00 → $14.00 /Mtok (from $0)
source_url: https://github.com/anomalyco/models.dev.git#providers/github-copilot/models/gpt-5.2.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"github-copilot","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.2-20251211","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":0,"new_micro":14000000,"confidence":"provisional","corroborations":1,"writer":"modelsdev","rose_from_zero":true}


event_id: b34baeb6a0961acd852a434c3d068380
occurred_at: 2026-04-29T07:39:11Z
observed_at: 2026-04-29T07:39:11Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** venice/deepseek/deepseek-v4-flash input_text: $0.175 → $0.17 /Mtok (-2.9%)
source_url: https://github.com/anomalyco/models.dev.git#providers/venice/models/deepseek-v4-flash.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"venice","seller_kind":"inference_host","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":175000,"new_micro":170000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: b34bddff50e6eb8a5eebbd9cdb580659
occurred_at: 2025-11-20T03:05:25Z
observed_at: 2025-11-20T03:05:25Z
kind: PRICE
channel: #price
model_uid: openai/gpt-4.1-nano-20250414
headline: *** poe/openai/gpt-4.1-nano-20250414 cache_read: $0.023 → $0.022 /Mtok (-4.3%)
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openAi/gpt-4.1-nano.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"poe","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-4.1-nano-20250414","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":23000,"new_micro":22000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: b34f4cf31513371c2618e37a9174890f
occurred_at: 2026-06-07T00:49:46Z
observed_at: 2026-06-07T00:49:46Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.1
headline: *** vercel-ai-gateway/deepseek/deepseek-v3.1 input_text: $0.30 → $0.56 /Mtok (+86.7%)
source_url: https://github.com/anomalyco/models.dev.git#providers/vercel/models/deepseek/deepseek-v3.1.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"vercel-ai-gateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3.1","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":300000,"new_micro":560000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: b35f22449f212347a2ca70a8244ab69e
occurred_at: 2026-01-10T22:04:34Z
observed_at: 2026-01-10T22:04:34Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.2
headline: *** azure/deepseek/deepseek-v3.2 input_text: $0.28 → $0.58 /Mtok (+107.1%)
source_url: https://github.com/anomalyco/models.dev.git#providers/azure/models/deepseek-v3.2.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"azure","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3.2","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":280000,"new_micro":580000,"confidence":"observed","corroborations":2,"writer":"modelsdev"}


event_id: b380ce9d5474e0b309e2fed7aea9f51c
occurred_at: 2025-11-14T03:08:36Z
observed_at: 2025-11-14T03:08:36Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-5.1-codex-mini
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openai/gpt-5.1-codex-mini.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":2,"points":2,"min_micro":220000,"max_micro":250000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":220000,"open_weights":false}

headline:
*** netsplit openai/gpt-5.1-codex-mini input_text: 2 prices across 2 sellers, 1.1x spread (poe enters at $0.22)


event_id: b39e51aa5c9b7f55888800142fa0f436
occurred_at: 2025-06-10T23:33:11Z
observed_at: 2025-06-10T23:33:11Z
kind: PRICE
channel: #price
model_uid: openai/o3-20250416
headline: *** openai/openai/o3-20250416 input_text: $10.00 → $2.00 /Mtok (-80%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openai","seller_kind":"first_party","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/o3-20250416","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":10000000,"new_micro":2000000,"confidence":"observed","corroborations":2,"writer":"litellm"}


event_id: b3bc3b67fcfe247583b6b9291b9fb3d6
occurred_at: 2026-08-12T00:38:43Z
observed_at: 2026-08-12T00:38:43Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-120b
headline: *** openrouter/openai/gpt-oss-120b input_text: $0.037 → $0.03 /Mtok (-18.9%)
source_url: https://github.com/anomalyco/models.dev.git#providers/openrouter/models/openai/gpt-oss-120b.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-oss-120b","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":37000,"new_micro":30000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: b3cd54142c8b849e520f9545144e1850
occurred_at: 2025-10-07T18:27:04Z
observed_at: 2025-10-07T18:27:04Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-sonnet-4-5-20250929
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"eu","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-sonnet-4-5-20250929","meter":"cache_read","unit":"mtok","ctx_tier_min":200000,"time_window":"all","old_micro":600000,"new_micro":660000,"confidence":"observed","corroborations":1,"writer":"litellm"}

headline:
*** amazon-bedrock/anthropic/claude-sonnet-4-5-20250929 cache_read [eu, ctx≥200000]: $0.60 → $0.66 /Mtok (+10%)


event_id: b3e5fc974dcbb015d646db71b97bb450
occurred_at: 2025-09-24T17:40:00Z
observed_at: 2025-09-24T17:40:00Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-reasoner
headline: *** deepseek/deepseek/deepseek-reasoner output_text: $2.19 → $1.70 /Mtok (-22.4%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"deepseek","seller_kind":"first_party","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-reasoner","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":2190000,"new_micro":1700000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: b40423f721543b1e09cd7aad352c6a85
occurred_at: 2026-05-03
observed_at: 2026-05-03T06:47:30Z
kind: QUIT
channel: #dying
model_uid: deepseek/deepseek-r1-0528
headline: *** deepseek/deepseek-r1-0528 has quit nvidia (delisted 2026-05-03)
source_url: https://github.com/anomalyco/models.dev.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"nvidia","available_from":"2025-12-24","available_to":"2026-05-03","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: b41aacf2423bbdbd415c48023cc76bed
occurred_at: 2026-04-09T08:17:05Z
observed_at: 2026-04-09T08:17:05Z
kind: PRICE
channel: #price
model_uid: xai/grok-4.20-multi-agent-0309
headline: *** venice/xai/grok-4.20-multi-agent-0309 output_text: $7.50 → $6.80 /Mtok (-9.3%)
source_url: https://github.com/anomalyco/models.dev.git#providers/venice/models/grok-4-20-multi-agent-beta.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"venice","seller_kind":"inference_host","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"xai/grok-4.20-multi-agent-0309","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":7500000,"new_micro":6800000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: b41c780b5974bdf73d12bce84e13a4d2
occurred_at: 2026-05-19T00:07:14Z
observed_at: 2026-05-19T00:07:14Z
kind: PRICE
channel: #price
model_uid: google/gemini-3.1-flash-lite
headline: *** vercel-ai-gateway/google/gemini-3.1-flash-lite cache_read: $0.03 → $0.025 /Mtok (-16.7%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"vercel-ai-gateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"google/gemini-3.1-flash-lite","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":30000,"new_micro":25000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}

source_url:
https://github.com/anomalyco/models.dev.git#providers/vercel/models/google/gemini-3.1-flash-lite-preview.toml


event_id: b41cfc097a65d60557bff5acb52868ed
occurred_at: 2025-10-23T20:43:27Z
observed_at: 2025-10-23T20:43:27Z
kind: NETSPLIT
channel: #price
model_uid: mistral/mistral-small
source_url: https://github.com/anomalyco/models.dev.git#providers/helicone/models/mistral-small.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":5,"points":4,"min_micro":300000,"max_micro":200000000,"split_tenths":6667,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"helicone","entering_micro":200000000,"open_weights":false,"extreme":true}

headline:
*** netsplit mistral/mistral-small output_text: 4 prices across 5 sellers, 666.7x spread (helicone enters at $200.00)


event_id: b41e8c27d6f07efb741be2c0610a1432
occurred_at: 2026-06-03T20:13:54Z
observed_at: 2026-06-03T20:13:54Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.2-chat
headline: *** llmgateway/openai/gpt-5.2-chat cache_read: $0.18 → $0.175 /Mtok (-2.8%)
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/gpt-5.2-chat-latest.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"llmgateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.2-chat","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":180000,"new_micro":175000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: b44cb4949e8b3ae00d65376db2498288
occurred_at: 2026-06-08
observed_at: 2026-06-08T21:32:25Z
kind: QUIT
channel: #dying
model_uid: google/gemini-2.5-flash-preview-09-2025
headline: *** google/gemini-2.5-flash-preview-09-2025 has quit vercel-ai-gateway (delisted 2026-06-08)
source_url: https://github.com/anomalyco/models.dev.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"vercel-ai-gateway","available_from":"2025-10-03","available_to":"2026-06-08","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: b4526c2f4e7c3a3da3b842a400dc2bfc
occurred_at: 2025-11-08T19:23:39Z
observed_at: 2025-11-08T19:23:39Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-r1
source_url: https://github.com/anomalyco/models.dev.git#providers/chutes/models/deepseek-ai/DeepSeek-R1.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":10,"points":7,"min_micro":300000,"max_micro":5000000,"split_tenths":167,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"chutes","entering_micro":300000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-r1 input_text: 7 prices across 10 sellers, 16.7x spread (chutes enters at $0.30)


event_id: b45b47b2ffe29b5cfc8eb58554c24f5a
occurred_at: 2024-10-10T07:42:11Z
observed_at: 2024-10-10T07:42:11Z
kind: PRICE
channel: #price
model_uid: google/gemini-1.5-flash-001
headline: *** google-vertex/google/gemini-1.5-flash-001 input_text: $0.50 → $0.004688 /Mtok (-99.1%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"google-vertex","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"google/gemini-1.5-flash-001","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":500000,"new_micro":4688,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: b465e7da585f3fdaf69cd2c4574deba6
occurred_at: 2026-03-14T20:35:38Z
observed_at: 2026-03-14T20:35:38Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-chat
headline: *** kilo/deepseek/deepseek-chat input_text: $0.30 → $0.32 /Mtok (+6.7%)
source_url: https://github.com/anomalyco/models.dev.git#providers/kilo/models/deepseek/deepseek-chat.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"kilo","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-chat","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":300000,"new_micro":320000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: b4d37d3f7fb4b6d561cd0405e3e6ff7b
occurred_at: 2025-11-10T23:53:28Z
observed_at: 2025-11-10T23:53:28Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-3.5-turbo-instruct
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openAi/gpt-3.5-turbo-instruct.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":5,"points":2,"min_micro":1300000,"max_micro":1500000,"split_tenths":12,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":1300000,"open_weights":false}

headline:
*** netsplit openai/gpt-3.5-turbo-instruct input_text: 2 prices across 5 sellers, 1.2x spread (poe enters at $1.30)


event_id: b51b2329951089d983a5c00f2922ed3f
occurred_at: 2025-10-18T02:37:12Z
observed_at: 2025-10-18T02:37:12Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-haiku-4-5-20251001
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"jp","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-haiku-4-5-20251001","meter":"cache_write_5m","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1250000,"new_micro":1375000,"confidence":"observed","corroborations":1,"writer":"litellm"}

headline:
*** amazon-bedrock/anthropic/claude-haiku-4-5-20251001 cache_write_5m [jp]: $1.25 → $1.375 /Mtok (+10%)


event_id: b58b579ee30e3dcaa895c8ef260cc5c1
occurred_at: 2026-02-05T21:44:27Z
observed_at: 2026-02-05T21:44:27Z
kind: NETSPLIT
channel: #price
model_uid: anthropic/claude-opus-4-6-20260205
source_url: https://github.com/anomalyco/models.dev.git#providers/venice/models/claude-opus-4-6.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":8,"points":3,"min_micro":21000000,"max_micro":30000000,"split_tenths":14,"trigger_new_seller":true,"entering_seller":"venice","entering_micro":30000000,"open_weights":false}

headline:
*** netsplit anthropic/claude-opus-4-6-20260205 output_text: 3 prices across 8 sellers, 1.4x spread (venice enters at $30.00)


event_id: b58c65c9bcc94fc3cd15a3a7c29f610e
occurred_at: 2024-06-20T15:11:51Z
observed_at: 2024-06-20T15:11:51Z
kind: PRICE
channel: #price
model_uid: google/gemini-1.5-flash
headline: *** google-vertex/google/gemini-1.5-flash output_text: $0.09375 → $1.50 /Mtok (+1500%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"google-vertex","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"google/gemini-1.5-flash","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":93750,"new_micro":1500000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: b598d4799382af312e4918c0f64d4ca8
occurred_at: 2026-08-02T00:57:44Z
observed_at: 2026-08-02T00:57:44Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-terra
headline: *** azure/openai/gpt-5.6-terra cache_read [us]: $0.22 → $0.275 /Mtok (+25%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
retracted_at: 2026-08-05T06:56:52Z
retraction_reason: unwound as churn: the catalogue returned to $0.22 within the 14-day window
payload:
{"seller":"azure","seller_kind":"cloud","region":"us","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-terra","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":220000,"new_micro":275000,"confidence":"observed","corroborations":1,"writer":"litellm","churn_unwound":true}


event_id: b5bd2f2d46e47a50092b6c0148a1a3f6
occurred_at: 2026-04-16
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: anthropic/claude-sonnet-4-6
counterparty_uid: anthropic/claude-opus-4-7-20260416
headline: *** Claude Opus 4.7 (medium) has kicked Claude Sonnet 4.6 (max) (Δ+0.037, 1.1× cheaper)
source_url: https://cursor.com/cursorbench
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"cursorbench","benchmark_version_id":"cursorbench@unversioned","measurer":"Epoch AI","victim":{"model_uid":"anthropic/claude-sonnet-4-6","display":"Claude Sonnet 4.6 (max)","comparability_key":"895ac0813b0b7d7b74983954dff9b1b479c67e74d141f79b7b088a62e1dba42f","effort":"max","score":0.49,"cost_usd":3.09,"released":"2026-02-17","evidence_url":"https://cursor.com/cursorbench","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"anthropic/claude-opus-4-7-20260416","display":"Claude Opus 4.7 (medium)","comparability_key":"674cc33161ef9801b1ea47f0c06877ffdbf8b81c0b1c24cfc98c626379bb6503","effort":"medium","score":0.527,"cost_usd":2.93,"released":"2026-04-16","evidence_url":"https://cursor.com/cursorbench","provenance":"leaderboard_maintainer_verified"},"delta_score":0.03700000000000003,"cost_ratio":1.0546075085324231,"cost_kind":"per_task","same_model":false}


event_id: b5c04c5aa4f8741fc38c96fddc544130
occurred_at: 2025-11-14T03:08:36Z
observed_at: 2025-11-14T03:08:36Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-5.1-20251113
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openai/gpt-5.1.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":2,"points":2,"min_micro":9000000,"max_micro":10000000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":9000000,"open_weights":false}

headline:
*** netsplit openai/gpt-5.1-20251113 output_text: 2 prices across 2 sellers, 1.1x spread (poe enters at $9.00)


event_id: b5ce24112bacad5a2aff4e4298fdb6f7
occurred_at: 2026-04-16T16:30:45Z
observed_at: 2026-04-16T16:30:45Z
kind: NETSPLIT
channel: #price
model_uid: anthropic/claude-opus-4-7-20260416
source_url: https://github.com/anomalyco/models.dev.git#providers/venice/models/claude-opus-4-7.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":6,"points":2,"min_micro":5000000,"max_micro":6000000,"split_tenths":12,"trigger_new_seller":true,"entering_seller":"venice","entering_micro":6000000,"open_weights":false}

headline:
*** netsplit anthropic/claude-opus-4-7-20260416 input_text: 2 prices across 6 sellers, 1.2x spread (venice enters at $6.00)


event_id: b5e278909c072d2f4416d9c63824c0bf
occurred_at: 2026-07-30T17:50:50Z
observed_at: 2026-07-30T17:50:50Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-terra
headline: *** vercel-ai-gateway/openai/gpt-5.6-terra output_text: $15.00 → $12.00 /Mtok (-20%)
source_url: https://github.com/anomalyco/models.dev.git#providers/vercel/models/openai/gpt-5.6-terra.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"vercel-ai-gateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-terra","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":15000000,"new_micro":12000000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: b5e4c9535fe89684d790aad5bde32ef1
occurred_at: 2025-11-21T20:49:24Z
observed_at: 2025-11-21T20:49:24Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.1-20251113
headline: *** opencode/openai/gpt-5.1-20251113 cache_read: $0.125 → $0.107 /Mtok (-14.4%)
source_url: https://github.com/anomalyco/models.dev.git#providers/opencode/models/gpt-5.1.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"opencode","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.1-20251113","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":125000,"new_micro":107000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: b690c2ef0829dce7e8a310a4407bcce3
occurred_at: 2026-07-31T02:49:19Z
observed_at: 2026-07-31T02:49:19Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-terra
headline: *** openai/openai/gpt-5.6-terra output_text: $15.00 → $12.00 /Mtok (-20%)
source_url: https://github.com/anomalyco/models.dev.git#providers/openai/models/gpt-5.6-terra.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openai","seller_kind":"first_party","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-terra","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":15000000,"new_micro":12000000,"confidence":"observed","corroborations":2,"writer":"modelsdev"}


event_id: b6988816e8411237d5129259b4cc2389
occurred_at: 2026-07-09
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: anthropic/claude-opus-4-7-20260416
counterparty_uid: openai/gpt-5.6-terra
headline: *** GPT-5.6 Terra (high) has kicked Claude Opus 4.7 (Δ+0.0187, 2.2× cheaper)
source_url: https://htihle.github.io/weirdml.html
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"weirdml","benchmark_version_id":"weirdml@unversioned","measurer":"Epoch AI","victim":{"model_uid":"anthropic/claude-opus-4-7-20260416","display":"Claude Opus 4.7","comparability_key":"a760dcfeb010973e736a2c6d304dae3d9078b6d0cde0152fea4c8e4668fdbda0","score":0.7640000000000001,"cost_usd":0.6895180000000002,"released":"2026-04-16","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"openai/gpt-5.6-terra","display":"GPT-5.6 Terra (high)","comparability_key":"fa299512f2b221f6c31a30c221e06bc425b2d83a07475bc97ff264e59d18dfc4","effort":"high","score":0.7827,"cost_usd":0.3119056164215686,"released":"2026-07-09","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"delta_score":0.018699999999999828,"cost_ratio":2.2106623404563974,"cost_kind":"per_task","same_model":false}


event_id: b6a5a92fcbc37fd44cd3febf1468aaaf
occurred_at: 2025-06-24T20:18:40Z
observed_at: 2025-06-24T20:18:40Z
kind: PRICE
channel: #price
model_uid: google/gemini-2.5-flash-preview-04-17
headline: *** openrouter/google/gemini-2.5-flash-preview-04-17 cache_read: $0.04 → $0.0375 /Mtok (-6.3%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"google/gemini-2.5-flash-preview-04-17","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":40000,"new_micro":37500,"confidence":"observed","corroborations":1,"writer":"modelsdev"}

source_url:
https://github.com/anomalyco/models.dev.git#providers/openrouter/models/google/gemini-2.5-flash-preview-04-17.toml


event_id: b6bf63151684415f89aabeffcd780319
occurred_at: 2026-04-04T21:44:07Z
observed_at: 2026-04-04T21:44:07Z
kind: NETSPLIT
channel: #price
model_uid: xai/grok-4-1-fast-reasoning
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":9,"points":2,"min_micro":200000,"max_micro":5000000,"split_tenths":250,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"oracle-oci","entering_micro":5000000,"open_weights":false}

headline:
*** netsplit xai/grok-4-1-fast-reasoning input_text: 2 prices across 9 sellers, 25.0x spread (oracle-oci enters at $5.00)


event_id: b6d6fa07ce8bacd585c958db859c2314
occurred_at: 2025-04-30T03:58:05Z
observed_at: 2025-04-30T03:58:05Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-r1
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":3,"points":3,"min_micro":2190000,"max_micro":8000000,"split_tenths":37,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"fireworks","entering_micro":8000000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-r1 output_text: 3 prices across 3 sellers, 3.7x spread (fireworks enters at $8.00)


event_id: b6e3b23d2505f82e477296c7b11ec90b
occurred_at: 2025-08-22T05:21:41Z
observed_at: 2025-08-22T05:21:41Z
kind: NETSPLIT
channel: #price
model_uid: anthropic/claude-sonnet-4-20250514
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":7,"points":2,"min_micro":15000000,"max_micro":16500000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"deepinfra","entering_micro":16500000,"open_weights":false}

headline:
*** netsplit anthropic/claude-sonnet-4-20250514 output_text: 2 prices across 7 sellers, 1.1x spread (deepinfra enters at $16.50)


event_id: b700463c4424b70cc3558eebba34d2bb
occurred_at: 2025-12-28T18:44:03Z
observed_at: 2025-12-28T18:44:03Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.2
headline: *** fireworks/deepseek/deepseek-v3.2 output_text: $1.20 → $1.68 /Mtok (+40%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"fireworks","seller_kind":"inference_host","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3.2","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1200000,"new_micro":1680000,"confidence":"observed","corroborations":2,"writer":"litellm"}


event_id: b7d79b38049ebac80d2e0c92195d9c1b
occurred_at: 2025-04-16
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: openai/o3-mini-20250131
counterparty_uid: openai/o4-mini-20250416
headline: *** o4-mini (medium) has kicked o3-mini (high) (Δ+0.073, 2.7× cheaper)
source_url: https://arcprize.org/leaderboard
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"arc-agi","benchmark_version_id":"arc-agi@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/o3-mini-20250131","display":"o3-mini (high)","comparability_key":"f961971ce9f3afc028df345821e86b2b0ba66811d0773010c21659781aca4aec","effort":"high","score":0.345,"cost_usd":0.3989,"released":"2025-01-31","evidence_url":"https://arcprize.org/leaderboard","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"openai/o4-mini-20250416","display":"o4-mini (medium)","comparability_key":"972463fab8f2feec48fb9ef35bc3e7f7e241f5ccb1362195c60c4769a1d81f58","effort":"medium","score":0.418,"cost_usd":0.15,"released":"2025-04-16","evidence_url":"https://arcprize.org/leaderboard","provenance":"leaderboard_maintainer_verified"},"delta_score":0.07300000000000001,"cost_ratio":2.659333333333333,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: b7f4800a7640025dda994fc634dfe8e3
occurred_at: 2025-11-21T20:49:24Z
observed_at: 2025-11-21T20:49:24Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.1-20251113
headline: *** opencode/openai/gpt-5.1-20251113 output_text: $10.00 → $8.50 /Mtok (-15%)
source_url: https://github.com/anomalyco/models.dev.git#providers/opencode/models/gpt-5.1.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"opencode","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.1-20251113","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":10000000,"new_micro":8500000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: b82c5a162691c50c5e493e1624870dd3
occurred_at: 2025-10-23T20:43:27Z
observed_at: 2025-10-23T20:43:27Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-oss-120b
source_url: https://github.com/anomalyco/models.dev.git#providers/helicone/models/gpt-oss-120b.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":14,"points":9,"min_micro":40000,"max_micro":15000000000,"split_tenths":3750000,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"helicone","entering_micro":40000,"open_weights":true,"extreme":true}

headline:
*** netsplit openai/gpt-oss-120b input_text: 9 prices across 14 sellers, 375000.0x spread (helicone enters at $0.04)


event_id: b86766748ee3c6bc1a86953c73ee3860
occurred_at: 2026-04-16
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: google/gemini-3.1-pro-preview
counterparty_uid: anthropic/claude-opus-4-7-20260416
headline: *** Claude Opus 4.7 (unknown) has kicked Gemini 3.1 Pro Preview (Δ+0.043, 2.0× cheaper)
source_url: WeirdML Leaderboard
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"weirdml","benchmark_version_id":"weirdml@unversioned","measurer":"Epoch AI","victim":{"model_uid":"google/gemini-3.1-pro-preview","display":"Gemini 3.1 Pro Preview","comparability_key":"a760dcfeb010973e736a2c6d304dae3d9078b6d0cde0152fea4c8e4668fdbda0","score":0.721,"cost_usd":1.36,"released":"2026-02-19","evidence_url":"WeirdML Leaderboard","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"anthropic/claude-opus-4-7-20260416","display":"Claude Opus 4.7 (unknown)","comparability_key":"fefe8c8548e65c52444b7deb649e3b478f3e18764bec198daa5f9532947d82a7","effort":"unknown","score":0.764,"cost_usd":0.6895,"released":"2026-04-16","evidence_url":"WeirdML Leaderboard","provenance":"leaderboard_maintainer_verified"},"delta_score":0.04300000000000004,"cost_ratio":1.9724437998549675,"cost_kind":"per_task","same_model":false}


event_id: b8802a3542678e86741a87d26abdf7a7
occurred_at: 2026-07-02T15:00:11Z
observed_at: 2026-07-02T15:00:11Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash input_text: $0.09 → $0.089 /Mtok (-1.1%)
confidence: observed
occurred_at_kind: commit
retracted_at: 2026-07-03T07:24:41Z
retraction_reason: unwound as churn: the catalogue returned to $0.09 within the 14-day window
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":90000,"new_micro":89000,"confidence":"observed","corroborations":1,"writer":"modelsdev","churn_unwound":true}


event_id: b8ae18c704d57c1058878cb928510dd0
occurred_at: 2025-11-21T20:49:24Z
observed_at: 2025-11-21T20:49:24Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5-codex
headline: *** opencode/openai/gpt-5-codex cache_read: $0.125 → $0.107 /Mtok (-14.4%)
source_url: https://github.com/anomalyco/models.dev.git#providers/opencode/models/gpt-5-codex.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"opencode","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5-codex","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":125000,"new_micro":107000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: b8b82e07028af6f6b5aab229f6b48ae7
occurred_at: 2025-12-06
observed_at: 2025-12-06T12:16:26Z
kind: QUIT
channel: #dying
model_uid: anthropic/claude-opus-4-5-20251101
headline: *** anthropic/claude-opus-4-5-20251101 has quit venice (delisted 2025-12-06)
source_url: https://github.com/anomalyco/models.dev.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"venice","available_from":"2025-12-05","available_to":"2025-12-06","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: b8e3b6e708d981d0c579ca98cc22edc3
occurred_at: 2026-04-29T19:21:57Z
observed_at: 2026-04-29T19:21:57Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-haiku-4-5-20251001
headline: *** amazon-bedrock/anthropic/claude-haiku-4-5-20251001 output_text: $6.00 → $5.00 /Mtok (-16.7%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-haiku-4-5-20251001","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":6000000,"new_micro":5000000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: b8e8611c909da2a485470dec939138aa
occurred_at: 2026-07-29T16:09:13Z
observed_at: 2026-07-29T16:09:13Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-20b
headline: *** openrouter/openai/gpt-oss-20b output_text: $0.14 → $0.13 /Mtok (-7.1%)
source_url: https://github.com/anomalyco/models.dev.git#providers/openrouter/models/openai/gpt-oss-20b.toml
confidence: observed
occurred_at_kind: commit
retracted_at: 2026-07-31T17:58:08Z
retraction_reason: unwound as churn: the catalogue returned to $0.14 within the 14-day window
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-oss-20b","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":140000,"new_micro":130000,"confidence":"observed","corroborations":1,"writer":"modelsdev","churn_unwound":true}


event_id: b8ed090c009fcd84c51f4ac7716a1b31
occurred_at: 2025-03-11T02:12:34Z
observed_at: 2025-03-11T02:12:34Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-v3
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":3,"points":3,"min_micro":250000,"max_micro":1140000,"split_tenths":46,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"azure","entering_micro":1140000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v3 input_text: 3 prices across 3 sellers, 4.6x spread (azure enters at $1.14)


event_id: b91902e2d5ce56e8735684884c87e112
occurred_at: 2025-10-07T18:27:04Z
observed_at: 2025-10-07T18:27:04Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-sonnet-4-5-20250929
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"us","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-sonnet-4-5-20250929","meter":"cache_write_5m","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":3750000,"new_micro":4125000,"confidence":"observed","corroborations":1,"writer":"litellm"}

headline:
*** amazon-bedrock/anthropic/claude-sonnet-4-5-20250929 cache_write_5m [us]: $3.75 → $4.125 /Mtok (+10%)


event_id: b920ef40e8366140c35ba2d5ef2bdf0f
occurred_at: 2026-01-13T22:22:50Z
observed_at: 2026-01-13T22:22:50Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-chat
headline: *** deepseek/deepseek/deepseek-chat cache_read: $0.06 → $0.028 /Mtok (-53.3%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"deepseek","seller_kind":"first_party","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-chat","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":60000,"new_micro":28000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: b969d8b0a7846cb0fbfc4adc222d4dad
occurred_at: 2025-07-24
observed_at: 2025-07-24T00:46:54Z
kind: QUIT
channel: #dying
model_uid: openai/o1-20241217
headline: *** openai/o1-20241217 has quit github-copilot (delisted 2025-07-24)
source_url: https://github.com/anomalyco/models.dev.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"github-copilot","available_from":"2025-06-23","available_to":"2025-07-24","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: b99b81ff5d95c7479d91775c6dd33071
occurred_at: 2025-12-17
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: openai/gpt-5-nano-20250807
counterparty_uid: google/gemini-3-flash-preview
headline: *** Gemini 3 Flash Preview (minimal) has kicked GPT-5 nano (medium) (Δ+0.0079, 1.0× cheaper)
source_url: https://epoch.ai/data/benchmark_data.zip
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"arc-agi","benchmark_version_id":"arc-agi@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/gpt-5-nano-20250807","display":"GPT-5 nano (medium)","comparability_key":"972463fab8f2feec48fb9ef35bc3e7f7e241f5ccb1362195c60c4769a1d81f58","effort":"medium","score":0.2071,"cost_usd":0.0124,"released":"2025-08-07","provenance":"community_submitted"},"winner":{"model_uid":"google/gemini-3-flash-preview","display":"Gemini 3 Flash Preview (minimal)","comparability_key":"a43e1a7de4b692efe7f8383f757ddda9a18da5bbde1d4cca03f9eb4454dd57b4","effort":"minimal","score":0.215,"cost_usd":0.012,"released":"2025-12-17","provenance":"community_submitted"},"delta_score":0.00789999999999999,"cost_ratio":1.0333333333333332,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: b9a2ca74379ea7fed94f15ac25c215bf
occurred_at: 2025-11-21T20:49:24Z
observed_at: 2025-11-21T20:49:24Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5-20250807
headline: *** opencode/openai/gpt-5-20250807 output_text: $10.00 → $8.50 /Mtok (-15%)
source_url: https://github.com/anomalyco/models.dev.git#providers/opencode/models/gpt-5.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"opencode","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5-20250807","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":10000000,"new_micro":8500000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: b9e25fce58f0e8dfd2dc4ce287899037
occurred_at: 2026-08-14T23:03:19Z
observed_at: 2026-08-14T23:03:19Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-v4-flash-0731
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":13,"points":6,"min_micro":180000,"max_micro":1320000,"split_tenths":73,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"cloudflare-workers-ai","entering_micro":1320000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v4-flash-0731 output_text: 6 prices across 13 sellers, 7.3x spread (cloudflare-workers-ai enters at $1.32)

source_url:
https://github.com/anomalyco/models.dev.git#providers/cloudflare-workers-ai/models/@cf/deepseek-ai/deepseek-v4-flash-0731.toml


event_id: b9eb2cd1c70102e753880a94a8af0255
occurred_at: 2026-06-09
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #math
model_uid: anthropic/claude-sonnet-4-6
counterparty_uid: anthropic/claude-fable-5
headline: *** Claude Fable 5 (max) has kicked Claude Sonnet 4.6 (max) (Δ+0.32, 1.3× cheaper)
source_url: https://www.vals.ai/benchmarks/proof_bench
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"proofbench","benchmark_version_id":"proofbench@unversioned","measurer":"Epoch AI","victim":{"model_uid":"anthropic/claude-sonnet-4-6","display":"Claude Sonnet 4.6 (max)","comparability_key":"a7243fadf1ad37d6f9c5153e4598a9ad089ff703b36e66c280e07fd919d66210","effort":"max","score":0.45,"cost_usd":2.162108,"released":"2026-02-17","evidence_url":"https://www.vals.ai/benchmarks/proof_bench","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"anthropic/claude-fable-5","display":"Claude Fable 5 (max)","comparability_key":"a7243fadf1ad37d6f9c5153e4598a9ad089ff703b36e66c280e07fd919d66210","effort":"max","score":0.77,"cost_usd":1.635455,"released":"2026-06-09","evidence_url":"https://www.vals.ai/benchmarks/proof_bench","provenance":"leaderboard_maintainer_verified"},"delta_score":0.32,"cost_ratio":1.3220223118337098,"cost_kind":"per_task","same_model":false}


event_id: ba52913238688501fe529b477c3a51ef
occurred_at: 2026-08-15T11:24:20Z
observed_at: 2026-08-15T11:24:20Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash input_text: $0.06846 → $0.06706 /Mtok (-2%)
confidence: observed
occurred_at_kind: commit
retracted_at: 2026-08-15T15:24:43Z
retraction_reason: unwound as churn: the catalogue returned to $0.06986 within the 14-day window
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":68460,"new_micro":67060,"confidence":"observed","corroborations":1,"writer":"modelsdev","churn_unwound":true}


event_id: ba81705fb2036f5ac83f4c031cd4994c
occurred_at: 2026-06-01T17:41:23Z
observed_at: 2026-06-01T17:41:23Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-r1-0528
headline: *** llmgateway/deepseek/deepseek-r1-0528 output_text: $2.40 → $2.19 /Mtok (-8.8%)
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/deepseek-r1-0528.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"llmgateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-r1-0528","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":2400000,"new_micro":2190000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: baad9f9713bebcf95a86d2f2b5b0c205
occurred_at: 2026-07-30T23:03:19Z
observed_at: 2026-07-30T23:03:19Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-terra
headline: *** openai/openai/gpt-5.6-terra output_text [priority]: $24.00 → $30.00 /Mtok (+25%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
retracted_at: 2026-08-01T19:34:25Z
retraction_reason: unwound as churn: the catalogue returned to $24.00 within the 14-day window
payload:
{"seller":"openai","seller_kind":"first_party","region":"unspecified","service_tier":"priority","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-terra","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":24000000,"new_micro":30000000,"confidence":"observed","corroborations":1,"writer":"litellm","churn_unwound":true}


event_id: bb4470907e62e2cdbc221a9de911dd97
occurred_at: 2025-03-11T01:44:01Z
observed_at: 2025-03-11T01:44:01Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-3-5-haiku-20241022
headline: *** anthropic/anthropic/claude-3-5-haiku-20241022 output_text: $4.00 → $5.00 /Mtok (+25%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"anthropic","seller_kind":"first_party","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-3-5-haiku-20241022","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":4000000,"new_micro":5000000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: bb8465a094078b478e46d6d2bdc05dda
occurred_at: 2026-02-05T21:12:40Z
observed_at: 2026-02-05T21:12:40Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-opus-4-6-20260205
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"eu","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-opus-4-6-20260205","meter":"cache_write_5m","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":18750000,"new_micro":6250000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}

headline:
*** amazon-bedrock/anthropic/claude-opus-4-6-20260205 cache_write_5m [eu]: $18.75 → $6.25 /Mtok (-66.7%)

source_url:
https://github.com/anomalyco/models.dev.git#providers/amazon-bedrock/models/eu.anthropic.claude-opus-4-6-v1.toml


event_id: bbb10f15d6aeabc1f0ef352e41c71a67
occurred_at: 2026-01-21T15:47:10Z
observed_at: 2026-01-21T15:47:10Z
kind: PRICE
channel: #price
model_uid: xai/grok-code-fast-1
headline: *** azure/xai/grok-code-fast-1 output_text: $17.50 → $1.50 /Mtok (-91.4%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"azure","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"xai/grok-code-fast-1","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":17500000,"new_micro":1500000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: bbd6a8c05d3fd1e142651cd31607fcc3
occurred_at: 2025-12-11
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: anthropic/claude-opus-4-5-20251101
counterparty_uid: openai/gpt-5.2-20251211
headline: *** GPT-5.2 (medium) has kicked Claude Opus 4.5 (Δ+0.14, 1.1× cheaper)
source_url: https://epoch.ai/data/benchmark_data.zip
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"arc-agi","benchmark_version_id":"arc-agi@unversioned","measurer":"Epoch AI","victim":{"model_uid":"anthropic/claude-opus-4-5-20251101","display":"Claude Opus 4.5","comparability_key":"630bce29e60df03e612818af118daa8ff5809ff5bd4f8291e6753b6a8d78ee70","score":0.5867,"cost_usd":0.38,"released":"2025-11-24","provenance":"community_submitted"},"winner":{"model_uid":"openai/gpt-5.2-20251211","display":"GPT-5.2 (medium)","comparability_key":"972463fab8f2feec48fb9ef35bc3e7f7e241f5ccb1362195c60c4769a1d81f58","effort":"medium","score":0.7267,"cost_usd":0.3448,"released":"2025-12-11","provenance":"community_submitted"},"delta_score":0.14,"cost_ratio":1.1020881670533642,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: bbe1309f196dc11e0944374b457adefc
occurred_at: 2026-05-19
observed_at: 2026-05-19T20:58:06Z
kind: QUIT
channel: #dying
model_uid: google/gemini-2.5-flash-preview-05-20
headline: *** google/gemini-2.5-flash-preview-05-20 has quit google-vertex (delisted 2026-05-19)
source_url: https://github.com/anomalyco/models.dev.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"google-vertex","available_from":"2025-05-21","available_to":"2026-05-19","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: bc0bb7794be77f910e2e5d615a8ff0db
occurred_at: 2026-07-02T00:45:57Z
observed_at: 2026-07-02T00:45:57Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-sonnet-5
headline: *** amazon-bedrock/anthropic/claude-sonnet-5 cache_write_1h [global]: $6.00 → $4.00 /Mtok (-33.3%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"global","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-sonnet-5","meter":"cache_write_1h","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":6000000,"new_micro":4000000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: bc111407ba71c20f9edc42f81c5c85f4
occurred_at: 2026-07-08
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #science
model_uid: google/gemini-3.5-flash
counterparty_uid: xai/grok-4.5
headline: *** Grok 4.5 (high) has kicked Gemini 3.5 Flash (medium) (Δ+0.1625, 1.4× cheaper)
source_url: https://yhenon.github.io/surface-evolver-llm-eval/
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"surface-evolver-bench","benchmark_version_id":"surface-evolver-bench@unversioned","measurer":"Epoch AI","victim":{"model_uid":"google/gemini-3.5-flash","display":"Gemini 3.5 Flash (medium)","comparability_key":"09f6b0f2521633c2ae18797e17a67dea3dca6d533292b714e2ae3f6c9ec29c14","effort":"medium","score":0.58125,"cost_usd":6.6382038,"released":"2026-05-19","evidence_url":"https://yhenon.github.io/surface-evolver-llm-eval/","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"xai/grok-4.5","display":"Grok 4.5 (high)","comparability_key":"5ed747fcf4c5a1e4cf2c459a6051a18ef969cd3dfe460e48ecde9272df77a4dd","effort":"high","score":0.74375,"cost_usd":4.610306,"released":"2026-07-08","evidence_url":"https://yhenon.github.io/surface-evolver-llm-eval/","provenance":"leaderboard_maintainer_verified"},"delta_score":0.16249999999999998,"cost_ratio":1.4398618660019533,"cost_kind":"suite_total","same_model":false}


event_id: bc3c58d19c86c30cdac354224ea82e7d
occurred_at: 2024-03-19T18:02:09Z
observed_at: 2024-03-19T18:02:09Z
kind: PRICE
channel: #price
model_uid: mistral/mistral-medium
headline: *** mistral/mistral/mistral-medium input_text: $2.73 → $2.70 /Mtok (-1.1%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"mistral","seller_kind":"first_party","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"mistral/mistral-medium","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":2730000,"new_micro":2700000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: bc43d1d65ebaec10a76807011dd41693
occurred_at: 2026-03-13T14:11:12Z
observed_at: 2026-03-13T14:11:12Z
kind: NETSPLIT
channel: #price
model_uid: xai/grok-4.20-0309-reasoning
source_url: https://github.com/anomalyco/models.dev.git#providers/openrouter/models/x-ai/grok-4.20-beta.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":2,"points":2,"min_micro":2000000,"max_micro":2500000,"split_tenths":13,"trigger_new_seller":true,"entering_seller":"openrouter","entering_micro":2000000,"open_weights":false}

headline:
*** netsplit xai/grok-4.20-0309-reasoning input_text: 2 prices across 2 sellers, 1.3x spread (openrouter enters at $2.00)


event_id: bc7ae0c20b99003bf9fcac86760d84e0
occurred_at: 2026-08-15T12:26:18Z
observed_at: 2026-08-15T12:26:18Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash output_text: $0.13412 → $0.13132 /Mtok (-2.1%)
confidence: observed
occurred_at_kind: commit
retracted_at: 2026-08-15T15:24:43Z
retraction_reason: unwound as churn: the catalogue returned to $0.13972 within the 14-day window
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":134120,"new_micro":131320,"confidence":"observed","corroborations":1,"writer":"modelsdev","churn_unwound":true}


event_id: bc9fd8f91b272ce3a6e4555caaaee8a1
occurred_at: 2025-10-18T02:37:12Z
observed_at: 2025-10-18T02:37:12Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-haiku-4-5-20251001
headline: *** amazon-bedrock/anthropic/claude-haiku-4-5-20251001 output_text [eu]: $5.00 → $5.50 /Mtok (+10%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"eu","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-haiku-4-5-20251001","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":5000000,"new_micro":5500000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: bccf8e4ef546d4eb542af1cf596447ed
occurred_at: 2026-04-23
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: openai/gpt-5.4-20260305
counterparty_uid: openai/gpt-5.5-20260423
headline: *** GPT-5.5 (medium) has kicked GPT-5.4 (high) (Δ+0.0292, 1.2× cheaper)
source_url: https://epoch.ai/data/benchmark_data.zip
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"arc-agi-2","benchmark_version_id":"arc-agi-2@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/gpt-5.4-20260305","display":"GPT-5.4 (high)","comparability_key":"8aa8fa9a8ee71397b053e8fe68c740b0ce7dabbc34b1a3ec79feb6b3681e18bc","effort":"high","score":0.675,"cost_usd":1.02,"released":"2026-03-05","provenance":"community_submitted"},"winner":{"model_uid":"openai/gpt-5.5-20260423","display":"GPT-5.5 (medium)","comparability_key":"bd53f8837bb186273af93865ca36c8fd956b4bc7e345b91a59646d9e65c76068","effort":"medium","score":0.7042,"cost_usd":0.86,"released":"2026-04-23","provenance":"community_submitted"},"delta_score":0.029200000000000004,"cost_ratio":1.186046511627907,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: bcd8524951be66f2cf9c1de4c9be9cc7
occurred_at: 2026-07-31T17:59:13Z
observed_at: 2026-07-31T17:59:13Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-luna
headline: *** llmgateway/openai/gpt-5.6-luna cache_write_5m: $1.25 → $0.25 /Mtok (-80%)
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/gpt-5.6-luna.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"llmgateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-luna","meter":"cache_write_5m","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1250000,"new_micro":250000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: bd1e7dc92d8654e293a5495336b7e8f3
occurred_at: 2025-03-11T01:44:01Z
observed_at: 2025-03-11T01:44:01Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-3-5-haiku-20241022
headline: *** anthropic/anthropic/claude-3-5-haiku-20241022 cache_write_5m: $1.00 → $1.25 /Mtok (+25%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"anthropic","seller_kind":"first_party","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-3-5-haiku-20241022","meter":"cache_write_5m","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1000000,"new_micro":1250000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: bd55af09019d9b48520057dbcce8d850
occurred_at: 2026-07-30T17:50:50Z
observed_at: 2026-07-30T17:50:50Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-luna
headline: *** vercel-ai-gateway/openai/gpt-5.6-luna output_text: $6.00 → $1.20 /Mtok (-80%)
source_url: https://github.com/anomalyco/models.dev.git#providers/vercel/models/openai/gpt-5.6-luna.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"vercel-ai-gateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-luna","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":6000000,"new_micro":1200000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: bd703ff0f12c88286d41fd10260bbc45
occurred_at: 2026-08-09T06:30:34Z
observed_at: 2026-08-09T06:30:34Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.2
headline: *** openrouter/deepseek/deepseek-v3.2 cache_read: $0.13 → $0.1345 /Mtok (+3.5%)
source_url: https://github.com/anomalyco/models.dev.git#providers/openrouter/models/deepseek/deepseek-v3.2.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3.2","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":130000,"new_micro":134500,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: bdc78bcdac2c52e3d63dbbd700d2e224
occurred_at: 2026-08-11T13:45:42Z
observed_at: 2026-08-11T13:45:42Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash input_text: $0.079996 → $0.0798 /Mtok (-0.2%)
confidence: observed
occurred_at_kind: commit
retracted_at: 2026-08-12T06:45:32Z
retraction_reason: unwound as churn: the catalogue returned to $0.079996 within the 14-day window
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":79996,"new_micro":79800,"confidence":"observed","corroborations":1,"writer":"modelsdev","churn_unwound":true}


event_id: bdcae4797eeb8e184bbbbb7b283ab2a9
occurred_at: 2025-12-11T23:29:46Z
observed_at: 2025-12-11T23:29:46Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-haiku-4-5-20251001
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"global","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-haiku-4-5-20251001","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":110000,"new_micro":100000,"confidence":"observed","corroborations":2,"writer":"litellm"}

headline:
*** amazon-bedrock/anthropic/claude-haiku-4-5-20251001 cache_read [global]: $0.11 → $0.10 /Mtok (-9.1%)


event_id: bdf29842c422261cf553c4425928fc80
occurred_at: 2026-07-09T17:04:47Z
observed_at: 2026-07-09T17:04:47Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-120b
headline: *** openrouter/openai/gpt-oss-120b input_text: $0.03 → $0.036 /Mtok (+20%)
source_url: https://github.com/anomalyco/models.dev.git#providers/openrouter/models/openai/gpt-oss-120b.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-oss-120b","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":30000,"new_micro":36000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: bdf9cc926dd798fe82b2d298a4b42fea
occurred_at: 2026-07-09
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #math
model_uid: xai/grok-4.5
counterparty_uid: openai/gpt-5.6-luna
headline: *** GPT-5.6 Luna (max) has kicked Grok 4.5 (high) (Δ+0.24, 1.1× cheaper)
source_url: https://www.vals.ai/benchmarks/proof_bench
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"proofbench","benchmark_version_id":"proofbench@unversioned","measurer":"Epoch AI","victim":{"model_uid":"xai/grok-4.5","display":"Grok 4.5 (high)","comparability_key":"472a7c4c5d6c196208b83c00f16b3c800290bfbf6fcbc747ad3a96d64ffb0838","effort":"high","score":0.3,"cost_usd":0.484548,"released":"2026-07-08","evidence_url":"https://www.vals.ai/benchmarks/proof_bench","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"openai/gpt-5.6-luna","display":"GPT-5.6 Luna (max)","comparability_key":"ccf092edbfd284b1ba2d6880080e2310ab5b2cbc605b406fc640920f0f29fe1d","effort":"max","score":0.54,"cost_usd":0.449325,"released":"2026-07-09","evidence_url":"https://www.vals.ai/benchmarks/proof_bench","provenance":"leaderboard_maintainer_verified"},"delta_score":0.24000000000000005,"cost_ratio":1.0783909197129027,"cost_kind":"per_task","same_model":false}


event_id: be223668415e21ce44026d62caa42e88
occurred_at: 2026-08-15T04:26:00Z
observed_at: 2026-08-15T04:26:00Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash output_text: $0.15932 → $0.15652 /Mtok (-1.8%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":159320,"new_micro":156520,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: be26f26eeff95a11bbba55c60007e721
occurred_at: 2025-05-22
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: openai/o3-mini-20250131
counterparty_uid: anthropic/claude-sonnet-4-20250514
headline: *** Claude Sonnet 4 has kicked o3-mini (high) (Δ+0.0294, 1.1× cheaper)
source_url: https://epoch.ai/data/benchmark_data.zip
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"arc-agi-2","benchmark_version_id":"arc-agi-2@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/o3-mini-20250131","display":"o3-mini (high)","comparability_key":"8aa8fa9a8ee71397b053e8fe68c740b0ce7dabbc34b1a3ec79feb6b3681e18bc","effort":"high","score":0.0299,"cost_usd":0.5472,"released":"2025-01-31","provenance":"community_submitted"},"winner":{"model_uid":"anthropic/claude-sonnet-4-20250514","display":"Claude Sonnet 4","comparability_key":"a11062f7228d9c8c2463d18880b8a9e510eb98856249b2a925d893c15124bf0a","score":0.0593,"cost_usd":0.4857,"released":"2025-05-22","provenance":"community_submitted"},"delta_score":0.0294,"cost_ratio":1.1266213712168005,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: be43bf585eec72ccd2e0623f69c9ddfe
occurred_at: 2026-05-07T08:29:48Z
observed_at: 2026-05-07T08:29:48Z
kind: PRICE
channel: #price
model_uid: xai/grok-4.20-multi-agent-0309
headline: *** venice/xai/grok-4.20-multi-agent-0309 output_text: $6.80 → $2.83 /Mtok (-58.4%)
source_url: https://github.com/anomalyco/models.dev.git#providers/venice/models/grok-4-20-multi-agent.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"venice","seller_kind":"inference_host","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"xai/grok-4.20-multi-agent-0309","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":6800000,"new_micro":2830000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: be44bdd6c8099ef1a0a8f40f5f51f41e
occurred_at: 2025-12-11
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: openai/gpt-5.1-codex
counterparty_uid: openai/gpt-5.2-20251211
headline: *** GPT-5.2 (medium) has kicked GPT-5.1-Codex (Δ+4.91, 3.6× cheaper)
source_url: https://epoch.ai/data/benchmark_data.zip
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"ale-bench","benchmark_version_id":"ale-bench@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/gpt-5.1-codex","display":"GPT-5.1-Codex","comparability_key":"e51dfe78986ee35c325753e7c0f8487bd6ab5d19b23c242583b1a74b2a591bf6","score":1244.92,"cost_usd":0.512093,"released":"2025-11-12","provenance":"community_submitted"},"winner":{"model_uid":"openai/gpt-5.2-20251211","display":"GPT-5.2 (medium)","comparability_key":"e79d13ddd0be01bb677c65063551a6652338b0321ce1dd6ffb60d0f2c086d8f4","effort":"medium","score":1249.83,"cost_usd":0.142947,"released":"2025-12-11","provenance":"community_submitted"},"delta_score":4.9099999999998545,"cost_ratio":3.5823976718643977,"cost_kind":"per_task","same_model":false}


event_id: be6ec19180dff09004df636d31591891
occurred_at: 2026-08-03T15:37:29Z
observed_at: 2026-08-03T15:37:29Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-sonnet-4-20250514
headline: *** nano-gpt/anthropic/claude-sonnet-4-20250514 output_text: $14.994 → $15.00 /Mtok (+<0.1%)
source_url: https://github.com/anomalyco/models.dev.git#providers/nano-gpt/models/claude-sonnet-4-20250514.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"nano-gpt","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-sonnet-4-20250514","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":14994000,"new_micro":15000000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: be96fa58c294c207bba3d2f1b5f55c89
occurred_at: 2026-08-03T15:59:21Z
observed_at: 2026-08-03T15:59:21Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-terra
headline: *** github-copilot/openai/gpt-5.6-terra input_text: $2.50 → $2.00 /Mtok (-20%)
source_url: https://github.com/anomalyco/models.dev.git#providers/github-copilot/models/gpt-5.6-terra.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"github-copilot","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-terra","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":2500000,"new_micro":2000000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: be975cf5d51d367bc4ecb54833361b9e
occurred_at: 2026-03-03T02:43:07Z
observed_at: 2026-03-03T02:43:07Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-r1-0528
headline: *** nebius/deepseek/deepseek-r1-0528 input_text: $0.50 → $0.80 /Mtok (+60%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"nebius","seller_kind":"inference_host","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-r1-0528","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":500000,"new_micro":800000,"confidence":"observed","corroborations":2,"writer":"litellm"}


event_id: bea08b7e299018567391e1f8f0cfed9c
occurred_at: 2025-01-31
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: anthropic/claude-3-5-sonnet-20241022
counterparty_uid: openai/o3-mini-20250131
headline: *** o3-mini (high) has kicked Claude 3.5 Sonnet v2 (Δ+0.0373, 1.4× cheaper)
source_url: https://htihle.github.io/weirdml.html
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"weirdml","benchmark_version_id":"weirdml@unversioned","measurer":"Epoch AI","victim":{"model_uid":"anthropic/claude-3-5-sonnet-20241022","display":"Claude 3.5 Sonnet v2","comparability_key":"a760dcfeb010973e736a2c6d304dae3d9078b6d0cde0152fea4c8e4668fdbda0","score":0.3997,"cost_usd":0.2483238,"released":"2024-10-22","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"openai/o3-mini-20250131","display":"o3-mini (high)","comparability_key":"fa299512f2b221f6c31a30c221e06bc425b2d83a07475bc97ff264e59d18dfc4","effort":"high","score":0.437,"cost_usd":0.1744674606,"released":"2025-01-31","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"delta_score":0.0373,"cost_ratio":1.4233244362358766,"cost_kind":"per_task","same_model":false}


event_id: beb9e0ff8f1deea418f76d4a0b96a742
occurred_at: 2026-06-03T20:13:54Z
observed_at: 2026-06-03T20:13:54Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.2-20251211
headline: *** llmgateway/openai/gpt-5.2-20251211 cache_read: $0.18 → $0.175 /Mtok (-2.8%)
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/gpt-5.2.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"llmgateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.2-20251211","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":180000,"new_micro":175000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: bf0b0c0c3ded9fe6f07438be6f276e38
occurred_at: 2025-12-14T07:46:42Z
observed_at: 2025-12-14T07:46:42Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-5.2-pro-20251211
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openai/gpt-5.2-pro.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":4,"points":2,"min_micro":150000000,"max_micro":168000000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":150000000,"open_weights":false}

headline:
*** netsplit openai/gpt-5.2-pro-20251211 output_text: 2 prices across 4 sellers, 1.1x spread (poe enters at $150.00)


event_id: bf1192acf43f2bb792a5481dffb8fa87
occurred_at: 2026-02-18T01:02:19Z
observed_at: 2026-02-18T01:02:19Z
kind: NETSPLIT
channel: #price
model_uid: anthropic/claude-sonnet-4-6
source_url: https://github.com/anomalyco/models.dev.git#providers/venice/models/claude-sonnet-4-6.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":7,"points":2,"min_micro":3000000,"max_micro":3750000,"split_tenths":13,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"venice","entering_micro":3750000,"open_weights":false}

headline:
*** netsplit anthropic/claude-sonnet-4-6 input_text: 2 prices across 7 sellers, 1.3x spread (venice enters at $3.75)


event_id: bf2ccd0f569bc4820d7bc120ce098050
occurred_at: 2026-08-03T15:54:37Z
observed_at: 2026-08-03T15:54:37Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-pro
headline: *** digitalocean/deepseek/deepseek-v4-pro output_text: $3.48 → $2.784 /Mtok (-20%)
source_url: https://github.com/anomalyco/models.dev.git#providers/digitalocean/models/deepseek-v4-pro.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"digitalocean","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-pro","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":3480000,"new_micro":2784000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: bf564e38e08773be7cfa532e0cd5fb88
occurred_at: 2026-08-17T06:27:40Z
observed_at: 2026-08-17T06:27:40Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** vercel-ai-gateway/deepseek/deepseek-v4-flash input_text: $0.14 → $0.13 /Mtok (-7.1%)
source_url: https://github.com/anomalyco/models.dev.git#providers/vercel/models/deepseek/deepseek-v4-flash.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"vercel-ai-gateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":140000,"new_micro":130000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: bf770f6a590d33967d80e8164a68e904
occurred_at: 2026-01-04T17:42:33Z
observed_at: 2026-01-04T17:42:33Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-20b
headline: *** groq/openai/gpt-oss-20b output_text: $0.50 → $0.30 /Mtok (-40%)
source_url: https://github.com/anomalyco/models.dev.git#providers/groq/models/openai/gpt-oss-20b.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"groq","seller_kind":"inference_host","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-oss-20b","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":500000,"new_micro":300000,"confidence":"observed","corroborations":2,"writer":"modelsdev"}


event_id: bf78370c75cccc4c7b95fd74a7596cff
occurred_at: 2025-08-07
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: deepseek/deepseek-r1-0528
counterparty_uid: openai/gpt-5-20250807
headline: *** GPT-5 (minimal) has kicked DeepSeek-R1 (May 2025) (Δ+3.53, 1.0× cheaper)
source_url: https://epoch.ai/data/benchmark_data.zip
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"ale-bench","benchmark_version_id":"ale-bench@unversioned","measurer":"Epoch AI","victim":{"model_uid":"deepseek/deepseek-r1-0528","display":"DeepSeek-R1 (May 2025)","comparability_key":"e51dfe78986ee35c325753e7c0f8487bd6ab5d19b23c242583b1a74b2a591bf6","score":804.12,"cost_usd":0.043794,"released":"2025-05-28","provenance":"community_submitted"},"winner":{"model_uid":"openai/gpt-5-20250807","display":"GPT-5 (minimal)","comparability_key":"77c7caaaa0e1791a9e65655863014c4a23b8e5513a241f07be25e6c97ef3eea6","effort":"minimal","score":807.65,"cost_usd":0.043744,"released":"2025-08-07","provenance":"community_submitted"},"delta_score":3.5299999999999727,"cost_ratio":1.0011430138990491,"cost_kind":"per_task","same_model":false}


event_id: bf8e7356c1f79af6ef6c56806475d8a9
occurred_at: 2026-04-09T08:17:05Z
observed_at: 2026-04-09T08:17:05Z
kind: PRICE
channel: #price
model_uid: xai/grok-4.20-0309-reasoning
headline: *** venice/xai/grok-4.20-0309-reasoning input_text: $2.50 → $2.27 /Mtok (-9.2%)
source_url: https://github.com/anomalyco/models.dev.git#providers/venice/models/grok-4-20-beta.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"venice","seller_kind":"inference_host","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"xai/grok-4.20-0309-reasoning","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":2500000,"new_micro":2270000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: bf9b67ab272ce09599ecd7a968641b7e
occurred_at: 2025-05-28
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: google/gemini-2.5-flash-preview-04-17
counterparty_uid: deepseek/deepseek-r1-0528
headline: *** DeepSeek-R1 (May 2025) has kicked Gemini 2.5 Flash Preview (04-17) (Δ+0.0068, 1.5× cheaper)
source_url: https://htihle.github.io/weirdml.html
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"weirdml","benchmark_version_id":"weirdml@unversioned","measurer":"Epoch AI","victim":{"model_uid":"google/gemini-2.5-flash-preview-04-17","display":"Gemini 2.5 Flash Preview (04-17)","comparability_key":"fbca08c3b7a80bd1967d462054492a2ed560c55a7dc1a5961b6ecd07c331f226","score":0.40950000000000003,"cost_usd":0.10585353676470587,"released":"2025-04-17","evidence_url":"WeirdML Leaderboard","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"deepseek/deepseek-r1-0528","display":"DeepSeek-R1 (May 2025)","comparability_key":"a760dcfeb010973e736a2c6d304dae3d9078b6d0cde0152fea4c8e4668fdbda0","score":0.4163,"cost_usd":0.07106829941,"released":"2025-05-28","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"delta_score":0.006799999999999973,"cost_ratio":1.4894620758268946,"cost_kind":"per_task","same_model":false}


event_id: bfa5cff7d50dd87a495c0ab869628fa4
occurred_at: 2026-06-01T17:41:23Z
observed_at: 2026-06-01T17:41:23Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.1
headline: *** llmgateway/deepseek/deepseek-v3.1 cache_read: $0.112 → $0.07 /Mtok (-37.5%)
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/deepseek-v3.1.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"llmgateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3.1","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":112000,"new_micro":70000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: bfad7dd668b1f044a227de5c9614ef76
occurred_at: 2025-11-18
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: openai/o3-20250416
counterparty_uid: google/gemini-3-pro-preview
headline: *** Gemini 3 Pro Preview has kicked o3 (high) (Δ+0.142, 1.0× cheaper)
source_url: https://arcprize.org/leaderboard
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"arc-agi","benchmark_version_id":"arc-agi@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/o3-20250416","display":"o3 (high)","comparability_key":"f961971ce9f3afc028df345821e86b2b0ba66811d0773010c21659781aca4aec","effort":"high","score":0.608,"cost_usd":0.5002,"released":"2025-04-16","evidence_url":"https://arcprize.org/leaderboard","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"google/gemini-3-pro-preview","display":"Gemini 3 Pro Preview","comparability_key":"7b6208c98cf99f12a0d29ab1e0b8c01fbe1418d5de46d851c8f35a42fa097a6d","score":0.75,"cost_usd":0.4926,"released":"2025-11-18","evidence_url":"https://arcprize.org/leaderboard","provenance":"leaderboard_maintainer_verified"},"delta_score":0.14200000000000002,"cost_ratio":1.0154283394234673,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: bfb23b51c70852ec852dc4323ef10ff4
occurred_at: 2026-08-15T08:25:32Z
observed_at: 2026-08-15T08:25:32Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash output_text: $0.14812 → $0.13972 /Mtok (-5.7%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":148120,"new_micro":139720,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: c011b2f32c8092a436db0a6d894f82aa
occurred_at: 2026-07-25T01:26:19Z
observed_at: 2026-07-25T01:26:19Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash input_text: $0.098 → $0.0938 /Mtok (-4.3%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":98000,"new_micro":93800,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: c02651502a4cee4b929738d45390dde3
occurred_at: 2026-06-17T03:13:52Z
observed_at: 2026-06-17T03:13:52Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** fireworks/deepseek/deepseek-v4-flash cache_read: $0.03 → $0.028 /Mtok (-6.7%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"fireworks","seller_kind":"inference_host","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":30000,"new_micro":28000,"confidence":"observed","corroborations":2,"writer":"modelsdev"}

source_url:
https://github.com/anomalyco/models.dev.git#providers/fireworks-ai/models/accounts/fireworks/models/deepseek-v4-flash.toml


event_id: c033d83dc75f4fc0930af8087664fe58
occurred_at: 2026-08-03T15:37:29Z
observed_at: 2026-08-03T15:37:29Z
kind: PRICE
channel: #price
model_uid: openai/gpt-4o-mini-20240718
headline: *** nano-gpt/openai/gpt-4o-mini-20240718 output_text: $0.595 → $0.60 /Mtok (+0.8%)
source_url: https://github.com/anomalyco/models.dev.git#providers/nano-gpt/models/openai/gpt-4o-mini.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"nano-gpt","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-4o-mini-20240718","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":595000,"new_micro":600000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: c0b104b8328671229306dc40c176cb61
occurred_at: 2024-09-13
observed_at: 2026-08-15T17:38:22Z
kind: QUIT
channel: #dying
model_uid: openai/gpt-3.5-turbo-0613
source_url: https://developers.openai.com/api/docs/deprecations.md
confidence: observed
occurred_at_kind: effective
payload:
{"seller":"openai","available_from":"2023-09-04","available_to":"2024-09-13","retire_kind":"announced","deprecation_announced_on":"2023-11-06","notice_days":312,"window_confidence":"observed"}

headline:
*** openai/gpt-3.5-turbo-0613 has quit openai (announced 2023-11-06, effective 2024-09-13, 312d notice)


event_id: c0cc67a48438431bfd4fda63bb78f8f6
occurred_at: 2025-11-06T23:48:13Z
observed_at: 2025-11-06T23:48:13Z
kind: NETSPLIT
channel: #price
model_uid: openai/o1-pro-20250319
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openAi/o1-pro.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":3,"points":2,"min_micro":140000000,"max_micro":150000000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":140000000,"open_weights":false}

headline:
*** netsplit openai/o1-pro-20250319 input_text: 2 prices across 3 sellers, 1.1x spread (poe enters at $140.00)


event_id: c0e67dd40342603fb72b0a781e33b12c
occurred_at: 2026-05-16
observed_at: 2026-05-16T08:54:41Z
kind: QUIT
channel: #dying
model_uid: xai/grok-code-fast-1
headline: *** xai/grok-code-fast-1 has quit openrouter (delisted 2026-05-16)
source_url: https://github.com/anomalyco/models.dev.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","available_from":"2025-08-27","available_to":"2026-05-16","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: c0fd8c65043aa8f53e03c0671ebb8d03
occurred_at: 2026-02-17
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: openai/gpt-5.2-20251211
counterparty_uid: xai/grok-4.20-0309-reasoning
headline: *** Grok 4.20 (reasoning) has kicked GPT-5.2 (high) (Δ+0.2181, 1.5× cheaper)
source_url: https://epoch.ai/data/benchmark_data.zip
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"arc-agi-2","benchmark_version_id":"arc-agi-2@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/gpt-5.2-20251211","display":"GPT-5.2 (high)","comparability_key":"8aa8fa9a8ee71397b053e8fe68c740b0ce7dabbc34b1a3ec79feb6b3681e18bc","effort":"high","score":0.4333,"cost_usd":1.393,"released":"2025-12-11","provenance":"community_submitted"},"winner":{"model_uid":"xai/grok-4.20-0309-reasoning","display":"Grok 4.20 (reasoning)","comparability_key":"4fcf7177e706c5e9de27f56780bd4446313cf89cec87c6cf63de0b7a49c87b48","score":0.6514,"cost_usd":0.92,"released":"2026-02-17","provenance":"community_submitted"},"delta_score":0.21809999999999996,"cost_ratio":1.5141304347826086,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: c121ba50880abe111b2c4196887cfd23
occurred_at: 2026-03-14T20:35:38Z
observed_at: 2026-03-14T20:35:38Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-r1-0528
headline: *** kilo/deepseek/deepseek-r1-0528 input_text: $0.40 → $0.45 /Mtok (+12.5%)
source_url: https://github.com/anomalyco/models.dev.git#providers/kilo/models/deepseek/deepseek-r1-0528.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"kilo","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-r1-0528","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":400000,"new_micro":450000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: c12211d32e58473001ae8c5f3d539ecc
occurred_at: 2026-07-21T14:57:07Z
observed_at: 2026-07-21T14:57:07Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash output_text: $0.196 → $0.1876 /Mtok (-4.3%)
confidence: observed
occurred_at_kind: commit
retracted_at: 2026-07-22T17:44:27Z
retraction_reason: unwound as churn: the catalogue returned to $0.196 within the 14-day window
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":196000,"new_micro":187600,"confidence":"observed","corroborations":1,"writer":"modelsdev","churn_unwound":true}


event_id: c17c03f1dddafa4f5c53c4737c483658
occurred_at: 2026-04-20
observed_at: 2026-08-15T17:38:24Z
kind: QUIT
channel: #dying
model_uid: anthropic/claude-3-haiku-20240307
source_url: https://platform.claude.com/docs/en/about-claude/model-deprecations.md
confidence: observed
occurred_at_kind: effective
payload:
{"seller":"anthropic","available_from":"2024-03-13","available_to":"2026-04-20","retire_kind":"announced","deprecation_announced_on":"2026-02-19","notice_days":60,"window_confidence":"observed"}

headline:
*** anthropic/claude-3-haiku-20240307 has quit anthropic (announced 2026-02-19, effective 2026-04-20, 60d notice)


event_id: c1c02facccc5078bec0ad5098a450b72
occurred_at: 2025-10-06T19:33:05Z
observed_at: 2025-10-06T19:33:05Z
kind: NETSPLIT
channel: #price
model_uid: mistral/mistral-medium-2505
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":3,"points":2,"min_micro":2000000,"max_micro":6750000000,"split_tenths":33750,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"ibm-watsonx","entering_micro":6750000000,"open_weights":false,"extreme":true}

headline:
*** netsplit mistral/mistral-medium-2505 output_text: 2 prices across 3 sellers, 3375.0x spread (ibm-watsonx enters at $6750.00)


event_id: c1c2b46de650797a2876834ce0bd0204
occurred_at: 2026-08-02T00:57:44Z
observed_at: 2026-08-02T00:57:44Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-terra
headline: *** azure/openai/gpt-5.6-terra output_text [us]: $13.20 → $16.50 /Mtok (+25%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
retracted_at: 2026-08-05T06:56:52Z
retraction_reason: unwound as churn: the catalogue returned to $13.20 within the 14-day window
payload:
{"seller":"azure","seller_kind":"cloud","region":"us","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-terra","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":13200000,"new_micro":16500000,"confidence":"observed","corroborations":1,"writer":"litellm","churn_unwound":true}


event_id: c1d9691eee59568ded2a41e97ff16655
occurred_at: 2024-11-08T05:11:14Z
observed_at: 2024-11-08T05:11:14Z
kind: NETSPLIT
channel: #price
model_uid: mistral/mistral-large-2407
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":3,"points":2,"min_micro":6000000,"max_micro":9000000,"split_tenths":15,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"azure","entering_micro":6000000,"open_weights":false}

headline:
*** netsplit mistral/mistral-large-2407 output_text: 2 prices across 3 sellers, 1.5x spread (azure enters at $6.00)


event_id: c1dae8069f6ba31175fc644f519f6c03
occurred_at: 2026-06-03T20:13:54Z
observed_at: 2026-06-03T20:13:54Z
kind: NETSPLIT
channel: #price
model_uid: xai/grok-4.20-0309-non-reasoning
headline: *** netsplit xai/grok-4.20-0309-non-reasoning input_text: 2 prices across 5 sellers, 1.6x spread
confidence: provisional
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":5,"points":2,"min_micro":1250000,"max_micro":2000000,"split_tenths":16,"trigger_jump":true,"open_weights":false}

source_url:
https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/grok-4-20-beta-0309-non-reasoning.toml


event_id: c1fe867689e2cb40732d880ef0d3b80e
occurred_at: 2026-08-15T06:26:26Z
observed_at: 2026-08-15T06:26:26Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash input_text: $0.07826 → $0.07546 /Mtok (-3.6%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":78260,"new_micro":75460,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: c21c2c412731ad921ef68dbda3130048
occurred_at: 2026-01-10T17:02:07Z
observed_at: 2026-01-10T17:02:07Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-opus-4-5-20251101
headline: *** amazon-bedrock/anthropic/claude-opus-4-5-20251101 cache_read: $1.50 → $0.50 /Mtok (-66.7%)
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-opus-4-5-20251101","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1500000,"new_micro":500000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}

source_url:
https://github.com/anomalyco/models.dev.git#providers/amazon-bedrock/models/anthropic.claude-opus-4-5-20251101-v1:0.toml


event_id: c228a787ef9321f1ce46caff6d227054
occurred_at: 2024-12-28T01:08:35Z
observed_at: 2024-12-28T01:08:35Z
kind: NETSPLIT
channel: #price
model_uid: mistral/codestral
headline: *** netsplit mistral/codestral output_text: 2 prices across 2 sellers, 5.0x spread
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":2,"points":2,"min_micro":600000,"max_micro":3000000,"split_tenths":50,"trigger_jump":true,"open_weights":false}


event_id: c256e63fd577fd279376e1edd7051a13
occurred_at: 2026-07-09T17:04:47Z
observed_at: 2026-07-09T17:04:47Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-120b
headline: *** openrouter/openai/gpt-oss-120b output_text: $0.15 → $0.18 /Mtok (+20%)
source_url: https://github.com/anomalyco/models.dev.git#providers/openrouter/models/openai/gpt-oss-120b.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-oss-120b","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":150000,"new_micro":180000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: c26b57bfb687e82e8bc18af22373d0cf
occurred_at: 2026-03-18
observed_at: 2026-03-18T02:41:51Z
kind: QUIT
channel: #dying
model_uid: openai/gpt-5.4-nano-20260317
headline: *** openai/gpt-5.4-nano-20260317 has quit github-copilot (delisted 2026-03-18)
source_url: https://github.com/anomalyco/models.dev.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"github-copilot","available_from":"2026-03-18","available_to":"2026-03-18","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: c2c1a9ce4be69fae1397760eb2b74ddf
occurred_at: 2025-12-14T07:46:42Z
observed_at: 2025-12-14T07:46:42Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-5.2-pro-20251211
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openai/gpt-5.2-pro.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":4,"points":2,"min_micro":19000000,"max_micro":21000000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":19000000,"open_weights":false}

headline:
*** netsplit openai/gpt-5.2-pro-20251211 input_text: 2 prices across 4 sellers, 1.1x spread (poe enters at $19.00)


event_id: c2de18ed25c63ae924c76e70e8a1aa1c
occurred_at: 2026-08-03T15:59:21Z
observed_at: 2026-08-03T15:59:21Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-terra
headline: *** github-copilot/openai/gpt-5.6-terra cache_read: $0.25 → $0.20 /Mtok (-20%)
source_url: https://github.com/anomalyco/models.dev.git#providers/github-copilot/models/gpt-5.6-terra.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"github-copilot","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-terra","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":250000,"new_micro":200000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: c2ea8d933ffba95a4719514b4738f2c8
occurred_at: 2025-11-07T03:35:57Z
observed_at: 2025-11-07T03:35:57Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-haiku-4-5-20251001
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"global","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-haiku-4-5-20251001","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":100000,"new_micro":110000,"confidence":"observed","corroborations":1,"writer":"litellm"}

headline:
*** amazon-bedrock/anthropic/claude-haiku-4-5-20251001 cache_read [global]: $0.10 → $0.11 /Mtok (+10%)


event_id: c2ecbb9a2d2e420de62ef11492a2c966
occurred_at: 2026-06-08T16:21:36Z
observed_at: 2026-06-08T16:21:36Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-v4-pro
source_url: https://github.com/anomalyco/models.dev.git#providers/azure/models/deepseek-v4-pro.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":17,"points":8,"min_micro":190000,"max_micro":1750000,"split_tenths":92,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"azure","entering_micro":190000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v4-pro input_text: 8 prices across 17 sellers, 9.2x spread (azure enters at $0.19)


event_id: c2f01b23966521b5d2ad8e6c97089772
occurred_at: 2026-03-07T17:48:17Z
observed_at: 2026-03-07T17:48:17Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-5.4-pro-20260305
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openai/gpt-5.4-pro.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":5,"points":2,"min_micro":160000000,"max_micro":180000000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":160000000,"open_weights":false}

headline:
*** netsplit openai/gpt-5.4-pro-20260305 output_text: 2 prices across 5 sellers, 1.1x spread (poe enters at $160.00)


event_id: c323523d742c61c0a23bb50eb0a36030
occurred_at: 2025-02-01T05:12:05Z
observed_at: 2025-02-01T05:12:05Z
kind: PRICE
channel: #price
model_uid: openai/gpt-4o-20240806
headline: *** azure/openai/gpt-4o-20240806 input_text: $5.00 → $2.75 /Mtok (-45%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"azure","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-4o-20240806","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":5000000,"new_micro":2750000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: c38988b25941c09bebeb6dfa799bca13
occurred_at: 2026-08-01T19:34:25Z
observed_at: 2026-08-01T19:34:25Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-terra
headline: *** azure/openai/gpt-5.6-terra input_text [us]: $2.75 → $2.20 /Mtok (-20%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"azure","seller_kind":"cloud","region":"us","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-terra","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":2750000,"new_micro":2200000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: c39256c8510cd9c3206a429836075f9e
occurred_at: 2026-08-02T00:57:44Z
observed_at: 2026-08-02T00:57:44Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-terra
headline: *** azure/openai/gpt-5.6-terra input_text [eu, priority]: $5.50 → $6.875 /Mtok (+25%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
retracted_at: 2026-08-05T06:56:52Z
retraction_reason: unwound as churn: the catalogue returned to $5.50 within the 14-day window
payload:
{"seller":"azure","seller_kind":"cloud","region":"eu","service_tier":"priority","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-terra","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":5500000,"new_micro":6875000,"confidence":"observed","corroborations":1,"writer":"litellm","churn_unwound":true}


event_id: c39c2434f8573fa47186742d8848ad29
occurred_at: 2026-07-30T17:50:31Z
observed_at: 2026-07-30T17:50:31Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-terra
headline: *** openrouter/openai/gpt-5.6-terra output_text: $15.00 → $6.00 /Mtok (-60%)
source_url: https://github.com/anomalyco/models.dev.git#providers/openrouter/models/openai/gpt-5.6-terra.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-terra","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":15000000,"new_micro":6000000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: c3b5315ab52a9709b21b417d42ac57f0
occurred_at: 2026-12-11
observed_at: 2026-08-15T17:38:22Z
kind: QUIT
channel: #dying
model_uid: openai/o3-pro-20250610
source_url: https://developers.openai.com/api/docs/deprecations.md
confidence: observed
occurred_at_kind: effective
payload:
{"seller":"openai","available_from":"2025-06-10","available_to":"2026-12-11","retire_kind":"announced","deprecation_announced_on":"2026-06-11","notice_days":183,"window_confidence":"observed"}

headline:
*** openai/o3-pro-20250610 will quit openai (announced 2026-06-11, effective 2026-12-11, 183d notice)


event_id: c3c822a4db396793828d99f1edf7a1de
occurred_at: 2026-02-17T21:01:54Z
observed_at: 2026-02-17T21:01:54Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-120b
headline: *** nano-gpt/openai/gpt-oss-120b input_text: $1.00 → $0.05 /Mtok (-95%)
source_url: https://github.com/anomalyco/models.dev.git#providers/nano-gpt/models/openai/gpt-oss-120b.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"nano-gpt","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-oss-120b","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1000000,"new_micro":50000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: c40e24c42e7177b80ecb68243be8a036
occurred_at: 2026-07-30T20:08:01Z
observed_at: 2026-07-30T20:08:01Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-terra
headline: *** openai/openai/gpt-5.6-terra output_text [priority]: $30.00 → $24.00 /Mtok (-20%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openai","seller_kind":"first_party","region":"unspecified","service_tier":"priority","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-terra","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":30000000,"new_micro":24000000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: c41678894f766570ea8024c6deac6c0d
occurred_at: 2026-10-23
observed_at: 2026-08-15T17:38:22Z
kind: QUIT
channel: #dying
model_uid: openai/gpt-3.5-turbo-0125
source_url: https://developers.openai.com/api/docs/deprecations.md
confidence: observed
occurred_at_kind: effective
payload:
{"seller":"openai","available_from":"2024-02-02","available_to":"2026-10-23","retire_kind":"announced","deprecation_announced_on":"2026-04-22","notice_days":184,"window_confidence":"observed"}

headline:
*** openai/gpt-3.5-turbo-0125 will quit openai (announced 2026-04-22, effective 2026-10-23, 184d notice)


event_id: c416f77445f5ecbc5d71b26f307b5dc1
occurred_at: 2026-06-13T16:23:18Z
observed_at: 2026-06-13T16:23:18Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** azure/deepseek/deepseek-v4-flash output_text: $3.48 → $0.51 /Mtok (-85.3%)
source_url: https://github.com/anomalyco/models.dev.git#providers/azure/models/deepseek-v4-flash.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"azure","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":3480000,"new_micro":510000,"confidence":"observed","corroborations":2,"writer":"modelsdev"}


event_id: c4375fbc660a2c352e6403a236b5e11c
occurred_at: 2025-11-06T23:48:13Z
observed_at: 2025-11-06T23:48:13Z
kind: NETSPLIT
channel: #price
model_uid: openai/o4-mini-20250416
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openAi/o4-mini.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":7,"points":2,"min_micro":4000000,"max_micro":4400000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":4000000,"open_weights":false}

headline:
*** netsplit openai/o4-mini-20250416 output_text: 2 prices across 7 sellers, 1.1x spread (poe enters at $4.00)


event_id: c46f7e9d56ea9f8e0449736585f83fb7
occurred_at: 2026-04-24
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: xai/grok-4-fast-reasoning
counterparty_uid: deepseek/deepseek-v4-flash
headline: *** DeepSeek-V4 Flash (high) has kicked Grok 4 Fast (reasoning) (Δ+0.009, 1.7× cheaper)
source_url: https://htihle.github.io/weirdml.html
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"weirdml","benchmark_version_id":"weirdml@unversioned","measurer":"Epoch AI","victim":{"model_uid":"xai/grok-4-fast-reasoning","display":"Grok 4 Fast (reasoning)","comparability_key":"a760dcfeb010973e736a2c6d304dae3d9078b6d0cde0152fea4c8e4668fdbda0","score":0.4286,"cost_usd":0.01272623039,"released":"2025-09-19","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"deepseek/deepseek-v4-flash","display":"DeepSeek-V4 Flash (high)","comparability_key":"fa299512f2b221f6c31a30c221e06bc425b2d83a07475bc97ff264e59d18dfc4","effort":"high","score":0.4376,"cost_usd":0.007279538164705883,"released":"2026-04-24","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"delta_score":0.009000000000000008,"cost_ratio":1.7482194751999325,"cost_kind":"per_task","same_model":false}


event_id: c4b4665c3de2df8003586948bb2efee2
occurred_at: 2025-08-22T17:29:09Z
observed_at: 2025-08-22T17:29:09Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-v3.1
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":2,"points":2,"min_micro":800000,"max_micro":1150000,"split_tenths":14,"trigger_new_seller":true,"entering_seller":"openrouter","entering_micro":800000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v3.1 output_text: 2 prices across 2 sellers, 1.4x spread (openrouter enters at $0.80)


event_id: c4e28b5d8d0d7b31a4267c78128edf4c
occurred_at: 2026-03-27
observed_at: 2026-03-27T08:19:28Z
kind: QUIT
channel: #dying
model_uid: google/gemini-3-pro-preview
headline: *** google/gemini-3-pro-preview has quit venice (delisted 2026-03-27)
source_url: https://github.com/anomalyco/models.dev.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"venice","available_from":"2025-12-03","available_to":"2026-03-27","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: c4ea73695ab6b7b8dfe9329c2dced580
occurred_at: 2025-12-02T04:06:47Z
observed_at: 2025-12-02T04:06:47Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-3-7-sonnet-20250219
headline: *** databricks/anthropic/claude-3-7-sonnet-20250219 input_text: $2.50 → $2.99999 /Mtok (+20%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"databricks","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-3-7-sonnet-20250219","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":2500000,"new_micro":2999990,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: c55027e4d5882d80914fab66a92ffe5d
occurred_at: 2025-10-13T12:20:24Z
observed_at: 2025-10-13T12:20:24Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-oss-120b
headline: *** netsplit openai/gpt-oss-120b input_text: 9 prices across 13 sellers, 300000.0x spread
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":13,"points":9,"min_micro":50000,"max_micro":15000000000,"split_tenths":3000000,"trigger_jump":true,"open_weights":true,"extreme":true}


event_id: c58ef58e0df94e018b6a4131d5cffefc
occurred_at: 2026-07-30T20:08:01Z
observed_at: 2026-07-30T20:08:01Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-terra
headline: *** openai/openai/gpt-5.6-terra input_text [priority]: $5.00 → $4.00 /Mtok (-20%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openai","seller_kind":"first_party","region":"unspecified","service_tier":"priority","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-terra","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":5000000,"new_micro":4000000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: c5ac518a1ae523b82c7b10eecb22770f
occurred_at: 2025-08-22T05:21:41Z
observed_at: 2025-08-22T05:21:41Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-oss-120b
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":8,"points":4,"min_micro":90000,"max_micro":250000,"split_tenths":28,"trigger_new_seller":true,"entering_seller":"deepinfra","entering_micro":90000,"open_weights":true}

headline:
*** netsplit openai/gpt-oss-120b input_text: 4 prices across 8 sellers, 2.8x spread (deepinfra enters at $0.09)


event_id: c5ed561cfb004dd49f31f4c739ac1246
occurred_at: 2025-08-30T04:44:42Z
observed_at: 2025-08-30T04:44:42Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-v3.1
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":5,"points":4,"min_micro":200000,"max_micro":600000,"split_tenths":30,"trigger_new_seller":true,"entering_seller":"together","entering_micro":600000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v3.1 input_text: 4 prices across 5 sellers, 3.0x spread (together enters at $0.60)


event_id: c60b885886327c4542c9a2b0f43b6164
occurred_at: 2026-07-30T17:50:50Z
observed_at: 2026-07-30T17:50:50Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-5.6-luna
headline: *** netsplit openai/gpt-5.6-luna input_text: 2 prices across 9 sellers, 5.0x spread
source_url: https://github.com/anomalyco/models.dev.git#providers/vercel/models/openai/gpt-5.6-luna.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":9,"points":2,"min_micro":200000,"max_micro":1000000,"split_tenths":50,"trigger_jump":true,"open_weights":false}


event_id: c620874906aeb6771027f42e9a0acc8f
occurred_at: 2026-01-21T13:46:03Z
observed_at: 2026-01-21T13:46:03Z
kind: PRICE
channel: #price
model_uid: xai/grok-3
headline: *** azure/xai/grok-3 output_text: $15.00 → $16.50 /Mtok (+10%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
retracted_at: 2026-01-21T15:47:10Z
retraction_reason: unwound as churn: the catalogue returned to $15.00 within the 14-day window
payload:
{"seller":"azure","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"xai/grok-3","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":15000000,"new_micro":16500000,"confidence":"observed","corroborations":1,"writer":"litellm","churn_unwound":true}


event_id: c628638c74a49e1edd61e05e7f9a6e6b
occurred_at: 2026-02-24T19:39:47Z
observed_at: 2026-02-24T19:39:47Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-5.3-codex
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openai/gpt-5.3-codex.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":2,"points":2,"min_micro":13000000,"max_micro":14000000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":13000000,"open_weights":false}

headline:
*** netsplit openai/gpt-5.3-codex output_text: 2 prices across 2 sellers, 1.1x spread (poe enters at $13.00)


event_id: c62d7f276852454d581b468ca1c0cfc4
occurred_at: 2026-08-15T08:25:32Z
observed_at: 2026-08-15T08:25:32Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash cache_read: $0.014812 → $0.013972 /Mtok (-5.7%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":14812,"new_micro":13972,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: c67426ff71226af6661723e916100834
occurred_at: 2026-07-15T14:54:57Z
observed_at: 2026-07-15T14:54:57Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.2
headline: *** openrouter/deepseek/deepseek-v3.2 input_text: $0.2145 → $0.269 /Mtok (+25.4%)
source_url: https://github.com/anomalyco/models.dev.git#providers/openrouter/models/deepseek/deepseek-v3.2.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3.2","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":214500,"new_micro":269000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


