# event

event_id: c67e82319d2eb791149ccbf6c1afd854
occurred_at: 2026-04-21T22:41:02Z
observed_at: 2026-04-21T22:41:02Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.4-nano-20260317
headline: *** openrouter/openai/gpt-5.4-nano-20260317 input_text: $0.00 → $0.20 /Mtok (from $0)
source_url: https://github.com/anomalyco/models.dev.git#providers/openrouter/models/openai/gpt-5.4-nano.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-5.4-nano-20260317","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}


event_id: c6ada18ba2b643909782c819cd9865e5
occurred_at: 2025-12-01
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: anthropic/claude-haiku-4-5-20251001
counterparty_uid: deepseek/deepseek-v3.2-speciale
headline: *** DeepSeek-V3.2-Speciale has kicked Claude Haiku 4.5 (Δ+0.0133, 2.5× 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":"anthropic/claude-haiku-4-5-20251001","display":"Claude Haiku 4.5","comparability_key":"a760dcfeb010973e736a2c6d304dae3d9078b6d0cde0152fea4c8e4668fdbda0","score":0.454,"cost_usd":0.08938744,"released":"2025-10-15","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"deepseek/deepseek-v3.2-speciale","display":"DeepSeek-V3.2-Speciale","comparability_key":"a760dcfeb010973e736a2c6d304dae3d9078b6d0cde0152fea4c8e4668fdbda0","score":0.4673,"cost_usd":0.0352105525490196,"released":"2025-12-01","evidence_url":"WeirdML Leaderboard","provenance":"leaderboard_maintainer_verified"},"delta_score":0.013299999999999979,"cost_ratio":2.5386548500071435,"cost_kind":"per_task","same_model":false}


event_id: c6bc70685aa7e89c6f1340286947aa01
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":"input_text","sellers":2,"points":2,"min_micro":31250,"max_micro":350000,"split_tenths":112,"trigger_new_seller":true,"entering_seller":"google-vertex","entering_micro":31250,"open_weights":false}

headline:
*** netsplit google/gemini-1.5-flash input_text: 2 prices across 2 sellers, 11.2x spread (google-vertex enters at $0.03125)


event_id: c6d872ae45d5d44b076357323d71fc9b
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":"output_text","sellers":9,"points":2,"min_micro":500000,"max_micro":25000000,"split_tenths":500,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"oracle-oci","entering_micro":25000000,"open_weights":false}

headline:
*** netsplit xai/grok-4-1-fast-reasoning output_text: 2 prices across 9 sellers, 50.0x spread (oracle-oci enters at $25.00)


event_id: c6e006adaa69ee3eb27471f4e219fcd9
occurred_at: 2025-07-30T17:01:05Z
observed_at: 2025-07-30T17:01:05Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-r1
headline: *** openrouter/deepseek/deepseek-r1 output_text: $2.19 → $2.00 /Mtok (-8.7%)
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-r1","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":2190000,"new_micro":2000000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: c6e7e82d05e25129aaf92f6a922d9b39
occurred_at: 2024-10-10T07:42:11Z
observed_at: 2024-10-10T07:42:11Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-1.5-pro-001
headline: *** netsplit google/gemini-1.5-pro-001 input_text: 2 prices across 2 sellers, 44.8x 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":78125,"max_micro":3500000,"split_tenths":448,"trigger_jump":true,"open_weights":false}


event_id: c6f2c13d4f1c9068e8a29f5d02919a14
occurred_at: 2026-04-21T22:41:02Z
observed_at: 2026-04-21T22:41:02Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.4-nano-20260317
headline: *** openrouter/openai/gpt-5.4-nano-20260317 output_text: $0.000001 → $1.25 /Mtok (+124999900%)
source_url: https://github.com/anomalyco/models.dev.git#providers/openrouter/models/openai/gpt-5.4-nano.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-5.4-nano-20260317","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1,"new_micro":1250000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: c714937009e3479af557965cd611bdf1
occurred_at: 2025-08-22T05:21:41Z
observed_at: 2025-08-22T05:21:41Z
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":7,"points":4,"min_micro":40000,"max_micro":100000,"split_tenths":25,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"deepinfra","entering_micro":40000,"open_weights":true}

headline:
*** netsplit openai/gpt-oss-20b input_text: 4 prices across 7 sellers, 2.5x spread (deepinfra enters at $0.04)


event_id: c72e74047f8df30f70e0d4dc9e8daf36
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
headline: *** google-ai-studio/google/gemini-2.5-flash-lite input_audio: $0.50 → $0.30 /Mtok (-40%)
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-flash-lite","meter":"input_audio","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":500000,"new_micro":300000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: c74bbab5352843573aa68b17bfa85667
occurred_at: 2026-10-23
observed_at: 2026-08-15T17:38:22Z
kind: QUIT
channel: #dying
model_uid: openai/o3-mini-20250131
source_url: https://developers.openai.com/api/docs/deprecations.md
confidence: observed
occurred_at_kind: effective
payload:
{"seller":"openai","available_from":"2025-01-31","available_to":"2026-10-23","retire_kind":"announced","deprecation_announced_on":"2026-04-22","notice_days":184,"window_confidence":"observed"}

headline:
*** openai/o3-mini-20250131 will quit openai (announced 2026-04-22, effective 2026-10-23, 184d notice)


event_id: c77e8a9b36c2b2002580af1e6915f572
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: *** github-copilot/openai/gpt-5.3-codex input_text: $0.00 → $1.75 /Mtok (from $0)
source_url: https://github.com/anomalyco/models.dev.git#providers/github-copilot/models/gpt-5.3-codex.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-5.3-codex","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: c791c1ed6e74ca4f8ad4ed23acb78e6d
occurred_at: 2025-10-02T21:21:12Z
observed_at: 2025-10-02T21:21:12Z
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":3,"points":2,"min_micro":200000,"max_micro":5800000,"split_tenths":290,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"azure","entering_micro":5800000,"open_weights":false}

headline:
*** netsplit xai/grok-4-fast-reasoning input_text: 2 prices across 3 sellers, 29.0x spread (azure enters at $5.80)


event_id: c791d982011d766ffdc12641e069faec
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 output_text: $8.20 → $8.10 /Mtok (-1.2%)
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":8200000,"new_micro":8100000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: c7973cac780187312767f9b5ebeea049
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
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/google/gemini-2.5-flash.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":8,"points":2,"min_micro":210000,"max_micro":300000,"split_tenths":14,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"poe","entering_micro":210000,"open_weights":false}

headline:
*** netsplit google/gemini-2.5-flash input_text: 2 prices across 8 sellers, 1.4x spread (poe enters at $0.21)


event_id: c7c7f5aecab3e42543e03fbadf25648b
occurred_at: 2026-08-15T15:24:37Z
observed_at: 2026-08-15T15:24:37Z
kind: PRICE
channel: #price
model_uid: google/gemini-3.5-flash
headline: *** requesty/google/gemini-3.5-flash input_text: $1.50 → $1.65 /Mtok (+10%)
source_url: https://github.com/anomalyco/models.dev.git#providers/requesty/models/gemini-3.5-flash@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-3.5-flash","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1500000,"new_micro":1650000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: c7ccc37b35da9b90692a84358a6b3e85
occurred_at: 2026-08-03T15:37:29Z
observed_at: 2026-08-03T15:37:29Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-sonnet-4-5-20250929
headline: *** nano-gpt/anthropic/claude-sonnet-4-5-20250929 input_text: $2.992 → $3.00 /Mtok (+0.3%)
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-4-5-20250929","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":2992000,"new_micro":3000000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}

source_url:
https://github.com/anomalyco/models.dev.git#providers/nano-gpt/models/claude-sonnet-4-5-20250929.toml


event_id: c7d69cbc481db48adcb3e5559d387a38
occurred_at: 2025-06-24T20:18:40Z
observed_at: 2025-06-24T20:18:40Z
kind: PRICE
channel: #price
model_uid: openai/gpt-4o-mini-20240718
headline: *** openrouter/openai/gpt-4o-mini-20240718 cache_read: $0.07 → $0.08 /Mtok (+14.3%)
source_url: https://github.com/anomalyco/models.dev.git#providers/openrouter/models/openai/gpt-4o-mini.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-4o-mini-20240718","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":70000,"new_micro":80000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: c83822afde888cffb49a7458a954aef7
occurred_at: 2026-05-16T08:54:41Z
observed_at: 2026-05-16T08:54:41Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash input_text: $0.126 → $0.112 /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":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":126000,"new_micro":112000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: c84b35ec4db6858dc3777c3466e7e0a2
occurred_at: 2025-07-21T19:18:50Z
observed_at: 2025-07-21T19:18:50Z
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":"output_text","sellers":6,"points":6,"min_micro":200000,"max_micro":4560000,"split_tenths":228,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"hyperbolic","entering_micro":200000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v3 output_text: 6 prices across 6 sellers, 22.8x spread (hyperbolic enters at $0.20)


event_id: c8569b16e6074a2f3d63776cca3480dc
occurred_at: 2025-11-06T23:48:13Z
observed_at: 2025-11-06T23:48:13Z
kind: NETSPLIT
channel: #price
model_uid: openai/o3-pro-20250610
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openAi/o3-pro.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":5,"points":2,"min_micro":72000000,"max_micro":80000000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":72000000,"open_weights":false}

headline:
*** netsplit openai/o3-pro-20250610 output_text: 2 prices across 5 sellers, 1.1x spread (poe enters at $72.00)


event_id: c85ad905ced783a5238a328a18987d88
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_read: $0.12 → $0.10 /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_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":120000,"new_micro":100000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: c886ddd9193b362242957d947721e91f
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 cache_read: $0.025 → $0.0275 /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":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":25000,"new_micro":27500,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: c89e7c8a148d2a02ae48e5970945b68e
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 input_text: $5.00 → $5.50 /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":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":5000000,"new_micro":5500000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: c921200e418e4fb0c8d0d06214854d43
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":"output_text","sellers":4,"points":3,"min_micro":300000,"max_micro":6000000,"split_tenths":200,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"vercel-ai-gateway","entering_micro":300000,"open_weights":false}

headline:
*** netsplit mistral/mistral-small output_text: 3 prices across 4 sellers, 20.0x spread (vercel-ai-gateway enters at $0.30)


event_id: c929fc39710f1e55bbd257744a2ec462
occurred_at: 2025-10-17T18:51:22Z
observed_at: 2025-10-17T18:51:22Z
kind: PRICE
channel: #price
model_uid: mistral/mistral-medium-2505
headline: *** ibm-watsonx/mistral/mistral-medium-2505 input_text: $2250.00 → $3.00 /Mtok (-99.9%)
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/mistral-medium-2505","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":2250000000,"new_micro":3000000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: c93992b4a4c99bb0f4b4e8bff0dbf8af
occurred_at: 2026-08-13T17:35:46Z
observed_at: 2026-08-13T17:35:46Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-3.7-flash
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":3,"points":2,"min_micro":1875000,"max_micro":3750000,"split_tenths":20,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"openrouter","entering_micro":1875000,"open_weights":false}

headline:
*** netsplit google/gemini-3.7-flash output_text: 2 prices across 3 sellers, 2.0x spread (openrouter enters at $1.875)

source_url:
https://github.com/anomalyco/models.dev.git#providers/openrouter/models/google/gemini-3.7-flash.toml


event_id: c96c0974b4180fc58f27d90512128b43
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 output_text: $0.32175 → $0.40 /Mtok (+24.3%)
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":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":321750,"new_micro":400000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: c98e13db6e2ed2fbadb9352777305d09
occurred_at: 2025-11-20T03:05:25Z
observed_at: 2025-11-20T03:05:25Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5-pro-20251006
headline: *** poe/openai/gpt-5-pro-20251006 input_text: $13.00 → $14.00 /Mtok (+7.7%)
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openAi/gpt-5-pro.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-5-pro-20251006","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":13000000,"new_micro":14000000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: c998d8b6d732f0194898d2ce1e343bd4
occurred_at: 2025-06-19T23:38:17Z
observed_at: 2025-06-19T23:38:17Z
kind: PRICE
channel: #price
model_uid: google/gemini-2.5-flash-preview-05-20
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
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-preview-05-20","meter":"output_reasoning","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":3500000,"new_micro":2500000,"confidence":"observed","corroborations":1,"writer":"litellm"}

headline:
*** google-vertex/google/gemini-2.5-flash-preview-05-20 output_reasoning: $3.50 → $2.50 /Mtok (-28.6%)


event_id: c9c0ca09da82b6ea70ff59437b47dbe6
occurred_at: 2025-04-09
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: openai/o3-mini-20250131
counterparty_uid: xai/grok-3-mini
headline: *** Grok 3 mini (low) has kicked o3-mini (low) (Δ+0.02, 5.2× 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 (low)","comparability_key":"61e5f79ab5c5a546f24f3ce80acc9f783e10bc8c63bbf615ebd2d7b749f83096","effort":"low","score":0.145,"cost_usd":0.0519,"released":"2025-01-31","evidence_url":"https://arcprize.org/leaderboard","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"xai/grok-3-mini","display":"Grok 3 mini (low)","comparability_key":"61e5f79ab5c5a546f24f3ce80acc9f783e10bc8c63bbf615ebd2d7b749f83096","effort":"low","score":0.165,"cost_usd":0.0099,"released":"2025-04-09","evidence_url":"https://arcprize.org/leaderboard","provenance":"leaderboard_maintainer_verified"},"delta_score":0.020000000000000018,"cost_ratio":5.242424242424242,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: c9ccbfa70cc6787aaa38ddbd298bd9eb
occurred_at: 2026-08-04T13:22:23Z
observed_at: 2026-08-04T13:22:23Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5-mini-20250807
headline: *** requesty/openai/gpt-5-mini-20250807 cache_read: $0.03 → $0.0275 /Mtok (-8.3%)
source_url: https://github.com/anomalyco/models.dev.git#providers/requesty/models/gpt-5-mini@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-mini-20250807","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":30000,"new_micro":27500,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: c9f50bc855c861fa4f60e3518ec063c7
occurred_at: 2026-07-09
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #science
model_uid: openai/gpt-5.5-20260423
counterparty_uid: openai/gpt-5.6-sol
headline: *** GPT-5.6 Sol (xhigh) has kicked GPT-5.5 (high) (Δ+0.05, 1.5× 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":"openai/gpt-5.5-20260423","display":"GPT-5.5 (high)","comparability_key":"acbc5d637468b7fd19701a69d4a36300da6c11a765232aa0e99e59b8c71bfc82","effort":"high","score":0.88125,"cost_usd":13.825813,"released":"2026-04-23","evidence_url":"https://yhenon.github.io/surface-evolver-llm-eval/","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"openai/gpt-5.6-sol","display":"GPT-5.6 Sol (xhigh)","comparability_key":"e0bd03cbf16448389b8854e22bdec81123cba618dddf3700f1e6a36b1f3dea40","effort":"xhigh","score":0.93125,"cost_usd":9.40775925,"released":"2026-07-09","evidence_url":"https://yhenon.github.io/surface-evolver-llm-eval/","provenance":"leaderboard_maintainer_verified"},"delta_score":0.050000000000000044,"cost_ratio":1.4696180708493365,"cost_kind":"suite_total","same_model":false}


event_id: caa95d1808904135aafea3cdd6c62b58
occurred_at: 2025-11-06T23:48:13Z
observed_at: 2025-11-06T23:48:13Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-5-20250807
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openAi/gpt-5.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":7,"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-5-20250807 output_text: 2 prices across 7 sellers, 1.1x spread (poe enters at $9.00)


event_id: caad1b6482496486a7e6033ec216e2aa
occurred_at: 2026-08-03T15:37:29Z
observed_at: 2026-08-03T15:37:29Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-sonnet-4-5-20250929
headline: *** nano-gpt/anthropic/claude-sonnet-4-5-20250929 output_text: $14.994 → $15.00 /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":"anthropic/claude-sonnet-4-5-20250929","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":14994000,"new_micro":15000000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}

source_url:
https://github.com/anomalyco/models.dev.git#providers/nano-gpt/models/claude-sonnet-4-5-20250929.toml


event_id: cab076982a4d92766df6cbb7788e1fc5
occurred_at: 2026-06-09
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #math
model_uid: openai/gpt-5.4-20260305
counterparty_uid: anthropic/claude-fable-5
headline: *** Claude Fable 5 (max) has kicked GPT-5.4 (xhigh) (Δ+0.21, 2.0× 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-5.4-20260305","display":"GPT-5.4 (xhigh)","comparability_key":"0284a691fb397a0e1509a31982ab9699a31d1a70219d87585a24d80ffec9d72e","effort":"xhigh","score":0.56,"cost_usd":3.202015,"released":"2026-03-05","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":0.20999999999999996,"cost_ratio":1.9578741084285411,"cost_kind":"per_task","same_model":false}


event_id: cabb3c1fac2959a27e9c04ea42542e54
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-non-reasoning
headline: *** llmgateway/xai/grok-4-1-fast-non-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-non-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-non-reasoning.toml


event_id: cac2bc361485f218030413aa6be52a06
occurred_at: 2026-06-03T20:13:54Z
observed_at: 2026-06-03T20:13:54Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.2-codex
headline: *** github-copilot/openai/gpt-5.2-codex 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-codex.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-codex","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: cac7b845777c6eebd41798410ff68508
occurred_at: 2025-07-21T17:23:10Z
observed_at: 2025-07-21T17:23:10Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-r1-0528
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":5,"points":5,"min_micro":600000,"max_micro":8000000,"split_tenths":133,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"lambda","entering_micro":600000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-r1-0528 output_text: 5 prices across 5 sellers, 13.3x spread (lambda enters at $0.60)


event_id: caf0174637b3847b5c16ea52f6c948d0
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-001
headline: *** google-vertex/google/gemini-1.5-flash-001 output_text: $0.004688 → $0.30 /Mtok (+6299.3%)
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":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":4688,"new_micro":300000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: caf6f25940d37d589a64319ebba6b6b6
occurred_at: 2026-01-13T22:22:50Z
observed_at: 2026-01-13T22:22:50Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-reasoner
headline: *** netsplit deepseek/deepseek-reasoner output_text: 2 prices across 2 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":"output_text","sellers":2,"points":2,"min_micro":420000,"max_micro":1680000,"split_tenths":40,"trigger_jump":true,"open_weights":true}


event_id: cb0d7aeadd7977d440fb6f777a78064a
occurred_at: 2026-03-26
observed_at: 2026-08-15T17:38:22Z
kind: QUIT
channel: #dying
model_uid: openai/gpt-4-0314
headline: *** openai/gpt-4-0314 has quit openai (announced 2025-09-26, effective 2026-03-26, 181d notice)
source_url: https://developers.openai.com/api/docs/deprecations.md
confidence: observed
occurred_at_kind: effective
payload:
{"seller":"openai","available_from":"2023-09-20","available_to":"2026-03-26","retire_kind":"announced","deprecation_announced_on":"2025-09-26","notice_days":181,"window_confidence":"observed"}


event_id: cb6014a63eacb69bc6d6a7c5da55036d
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 output_text: $7.00 → $10.00 /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":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":7000000,"new_micro":10000000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: cb9e0df94e732cf47aaa5a60b37f2a02
occurred_at: 2025-11-10T23:53:28Z
observed_at: 2025-11-10T23:53:28Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-4.1-mini-20250414
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openAi/gpt-4.1-mini.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":7,"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-mini-20250414 input_text: 2 prices across 7 sellers, 1.1x spread (poe enters at $0.36)


event_id: cbb149491c1c9112aa05f32777b3c749
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 [us]: $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":"us","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: cbd165481df5b47d5af30cfb8c08ec7e
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_read: $0.25 → $0.22 /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_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":250000,"new_micro":220000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: cbd8fd501da54c3a9b225cf68fba435b
occurred_at: 2025-08-14T02:44:15Z
observed_at: 2025-08-14T02:44:15Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-v3-0324
headline: *** netsplit deepseek/deepseek-v3-0324 input_text: 9 prices across 10 sellers, 21.4x 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":10,"points":9,"min_micro":140000,"max_micro":3000000,"split_tenths":214,"trigger_jump":true,"open_weights":true}


event_id: cc1e60377eeb008b2ae895d71ae4ac09
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: *** google-vertex/anthropic/claude-sonnet-5 cache_write_1h: $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":"google-vertex","seller_kind":"cloud","region":"unspecified","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: cc2e73e9e0bf5f03a16b9b67cff59620
occurred_at: 2025-12-15
observed_at: 2025-12-15T20:24:04Z
kind: QUIT
channel: #dying
model_uid: deepseek/deepseek-v3.2
headline: *** deepseek/deepseek-v3.2 has quit poe (delisted 2025-12-15)
source_url: https://github.com/anomalyco/models.dev.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"poe","available_from":"2025-12-09","available_to":"2025-12-15","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: cc40377d30d554ff1728e136e3a47b37
occurred_at: 2025-09-24T17:40:00Z
observed_at: 2025-09-24T17:40:00Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-chat
headline: *** netsplit deepseek/deepseek-chat output_text: 2 prices across 2 sellers, 6.1x 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":280000,"max_micro":1700000,"split_tenths":61,"trigger_jump":true,"open_weights":true}


event_id: cc4bad402b98acef9daafd8bfd1ad133
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":"output_text","sellers":10,"points":4,"min_micro":150000,"max_micro":36000000,"split_tenths":2400,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"replicate","entering_micro":36000000,"open_weights":false,"extreme":true}

headline:
*** netsplit xai/grok-4-0709 output_text: 4 prices across 10 sellers, 240.0x spread (replicate enters at $36.00)


event_id: cc4c8c9f9a36a34ccd5c49fc65363a70
occurred_at: 2026-08-15T13:26:05Z
observed_at: 2026-08-15T13:26:05Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash output_text: $0.13132 → $0.12852 /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":131320,"new_micro":128520,"confidence":"observed","corroborations":1,"writer":"modelsdev","churn_unwound":true}


event_id: cc4f753744a4d92277dbb3f6b4e50ff5
occurred_at: 2026-06-01T17:24:05Z
observed_at: 2026-06-01T17:24:05Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.2
headline: *** llmgateway/deepseek/deepseek-v3.2 output_text: $0.42 → $0.40 /Mtok (-4.8%)
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/deepseek-v3.2.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"llmgateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3.2","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":420000,"new_micro":400000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: cc5b405b393be40e8be7c85b7ad8fa84
occurred_at: 2025-06-19T23:38:17Z
observed_at: 2025-06-19T23:38:17Z
kind: PRICE
channel: #price
model_uid: google/gemini-2.5-flash-preview-05-20
headline: *** google-vertex/google/gemini-2.5-flash-preview-05-20 output_text: $0.60 → $2.50 /Mtok (+316.7%)
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-2.5-flash-preview-05-20","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":600000,"new_micro":2500000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: cc639a10e77a7192c85801e2933a8c7c
occurred_at: 2025-08-07
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: openai/o4-mini-20250416
counterparty_uid: openai/gpt-5-mini-20250807
headline: *** GPT-5 mini (high) has kicked o4-mini (high) (Δ+0.0011, 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":"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"},"winner":{"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"},"delta_score":0.0010999999999999899,"cost_ratio":1.7827395428779922,"cost_kind":"per_task","same_model":false}


event_id: cc7661f22bb3e781cb10546d2194eb30
occurred_at: 2026-06-26T22:41:55Z
observed_at: 2026-06-26T22:41:55Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-120b
headline: *** vercel-ai-gateway/openai/gpt-oss-120b input_text: $0.35 → $0.10 /Mtok (-71.4%)
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":350000,"new_micro":100000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: ccd0fb9d50af50cf9fe23efbb84c5666
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-sol
headline: *** GPT-5.6 Sol (xhigh) has kicked Claude Fable 5 (high) (Δ+0.02127, 2.0× 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 (high)","comparability_key":"39b0bbc44fef028f30e7812c91925c018dead7387c9b588734e0f0fb2dd52eac","effort":"high","score":0.6860465116279071,"cost_usd":9.177638214788733,"released":"2026-06-09","evidence_url":"https://deepswe.datacurve.ai/","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"openai/gpt-5.6-sol","display":"GPT-5.6 Sol (xhigh)","comparability_key":"39fdae6337dbe72aebe28f9f8b57bfddad67ee82cd60d94cfe2f64cc58acc566","effort":"xhigh","score":0.7073170731707318,"cost_usd":4.703663860310422,"released":"2026-07-09","evidence_url":"https://deepswe.datacurve.ai/","provenance":"leaderboard_maintainer_verified"},"delta_score":0.021270561542824695,"cost_ratio":1.9511679591370816,"cost_kind":"per_task","same_model":false}


event_id: ccec64e318ef1ddfb975da8a5224f179
occurred_at: 2026-07-09
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #math
model_uid: anthropic/claude-sonnet-4-5-20250929
counterparty_uid: openai/gpt-5.6-luna
headline: *** GPT-5.6 Luna (max) has kicked Claude Sonnet 4.5 (unknown) (Δ+0.35, 1.5× 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-4-5-20250929","display":"Claude Sonnet 4.5 (unknown)","comparability_key":"fb68d2661419f17085592634566b636449d0fb6a92e62d4407889b0fd072223b","effort":"unknown","score":0.19,"cost_usd":0.65341,"released":"2025-09-29","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":0.35000000000000003,"cost_ratio":1.4542035275134926,"cost_kind":"per_task","same_model":false}


event_id: cd1b956df22d9b9fa898bbe1dfdc0993
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 output_text: $0.22 → $2.00 /Mtok (+809.1%)
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":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":220000,"new_micro":2000000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: cd3d32761abad8ae2a19933af380570a
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_read: $0.10 → $0.02 /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_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":100000,"new_micro":20000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: cd4be16dbe383e1a6681e934170170b9
occurred_at: 2025-11-18
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: openai/gpt-5.1-20251113
counterparty_uid: google/gemini-3-pro-preview
headline: *** Gemini 3 Pro Preview has kicked GPT-5.1 (high) (Δ+0.0916, 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-5.1-20251113","display":"GPT-5.1 (high)","comparability_key":"fa299512f2b221f6c31a30c221e06bc425b2d83a07475bc97ff264e59d18dfc4","effort":"high","score":0.6077,"cost_usd":0.6913346832,"released":"2025-11-13","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"google/gemini-3-pro-preview","display":"Gemini 3 Pro Preview","comparability_key":"a760dcfeb010973e736a2c6d304dae3d9078b6d0cde0152fea4c8e4668fdbda0","score":0.6993,"cost_usd":0.5257711077,"released":"2025-11-18","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"delta_score":0.09160000000000001,"cost_ratio":1.314896678564675,"cost_kind":"per_task","same_model":false}


event_id: cd6d6cd0c0f674ae2d342fb26c011f57
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 cache_write_5m: $1.25 → $0.25 /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":"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: cdc6a191d09e9fd249d6fb2b703ee656
occurred_at: 2025-10-17T18:51:22Z
observed_at: 2025-10-17T18:51:22Z
kind: PRICE
channel: #price
model_uid: mistral/mistral-small-2503
headline: *** ibm-watsonx/mistral/mistral-small-2503 input_text: $200.00 → $0.10 /Mtok (-100%)
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/mistral-small-2503","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":200000000,"new_micro":100000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: cdd8ad334d0d0b73dcb2bcea00501e26
occurred_at: 2026-05-04T07:54:01Z
observed_at: 2026-05-04T07:54:01Z
kind: NETSPLIT
channel: #price
model_uid: xai/grok-4.3
source_url: https://github.com/anomalyco/models.dev.git#providers/venice/models/grok-4-3.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":4,"points":2,"min_micro":1250000,"max_micro":1420000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"venice","entering_micro":1420000,"open_weights":false}

headline:
*** netsplit xai/grok-4.3 input_text: 2 prices across 4 sellers, 1.1x spread (venice enters at $1.42)


event_id: cddfd5eacf3810f7a31d08f5a4b53f30
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: *** llmgateway/google/gemini-2.5-pro cache_read: $0.13 → $0.125 /Mtok (-3.8%)
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/gemini-2.5-pro.toml
confidence: observed
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-pro","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: ce09cd19259f842984c23af62c4ef5b2
occurred_at: 2026-08-04T13:22:23Z
observed_at: 2026-08-04T13:22:23Z
kind: PRICE
channel: #price
model_uid: openai/gpt-4o-mini-20240718
headline: *** requesty/openai/gpt-4o-mini-20240718 input_text: $0.15 → $0.165 /Mtok (+10%)
source_url: https://github.com/anomalyco/models.dev.git#providers/requesty/models/gpt-4o-mini@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-4o-mini-20240718","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":150000,"new_micro":165000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: ce1afa2168d296631ad47c8302e904b2
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 input_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":"input_text","sellers":2,"points":2,"min_micro":8000000,"max_micro":11020000,"split_tenths":14,"trigger_jump":true,"open_weights":false}


event_id: ce8e1423b4c3094ac5ff6ca5067b25a3
occurred_at: 2025-08-07
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: google/gemini-2.5-pro-preview-06-05
counterparty_uid: openai/gpt-5-20250807
headline: *** GPT-5 (medium) has kicked Gemini 2.5 Pro Preview (06-05) (Δ+3.6, 2.8× 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":"google/gemini-2.5-pro-preview-06-05","display":"Gemini 2.5 Pro Preview (06-05)","comparability_key":"8fe9ccecfde37142db512e04232b63b33261616c6d14ecc37b72be5b3f4ad0d2","score":83.1,"cost_usd":0.22,"released":"2025-06-05","evidence_url":"https://aider.chat/docs/leaderboards/#polyglot-leaderboard","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"openai/gpt-5-20250807","display":"GPT-5 (medium)","comparability_key":"fef2f8ae8af8163352359dc74a2b61cdb1fe075ffe8da2aecb83b3946471836f","effort":"medium","score":86.7,"cost_usd":0.079,"released":"2025-08-07","evidence_url":"https://aider.chat/docs/leaderboards/#polyglot-leaderboard","provenance":"leaderboard_maintainer_verified"},"delta_score":3.6000000000000085,"cost_ratio":2.7848101265822787,"cost_kind":"suite_total","same_model":false}


event_id: ce97f8e6f2b7e7de533e54777cdfa6ef
occurred_at: 2025-12-17
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: google/gemini-3-pro-preview
counterparty_uid: google/gemini-3-flash-preview
headline: *** Gemini 3 Flash Preview (high) has kicked Gemini 3 Pro Preview (Δ+0.0967, 2.8× 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":"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"},"winner":{"model_uid":"google/gemini-3-flash-preview","display":"Gemini 3 Flash Preview (high)","comparability_key":"b0df0fe6b1b69d1950d2139078aa0596a84e9f1c2ca8a445d8f59b93fdc82634","effort":"high","score":0.8467,"cost_usd":0.1743,"released":"2025-12-17","evidence_url":"https://arcprize.org/leaderboard","provenance":"leaderboard_maintainer_verified"},"delta_score":0.09670000000000001,"cost_ratio":2.8261617900172116,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: ce9aec501839779beb7c6cd7121da1df
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 input_text: $0.06706 → $0.06566 /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 $0.06986 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":67060,"new_micro":65660,"confidence":"observed","corroborations":1,"writer":"modelsdev","churn_unwound":true}


event_id: cebc2241a18b13bfcc4568e22c0b17c8
occurred_at: 2026-01-12T09:49:49Z
observed_at: 2026-01-12T09:49:49Z
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":12,"points":11,"min_micro":200000,"max_micro":1450000,"split_tenths":73,"trigger_new_seller":true,"entering_seller":"replicate","entering_micro":1450000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v3 input_text: 11 prices across 12 sellers, 7.3x spread (replicate enters at $1.45)


event_id: cec31153569f970d1817008131588367
occurred_at: 2025-10-03T21:56:05Z
observed_at: 2025-10-03T21:56:05Z
kind: PRICE
channel: #price
model_uid: google/gemini-2.5-flash-preview-09-2025
confidence: observed
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-flash-preview-09-2025","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":150000,"new_micro":300000,"confidence":"observed","corroborations":2,"writer":"modelsdev"}

headline:
*** google-ai-studio/google/gemini-2.5-flash-preview-09-2025 input_text: $0.15 → $0.30 /Mtok (+100%)

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


event_id: cecd093c03d6b355a8a0f5ff05746238
occurred_at: 2025-02-07T16:25:35Z
observed_at: 2025-02-07T16:25:35Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-chat
headline: *** deepseek/deepseek/deepseek-chat output_text: $0.28 → $1.10 /Mtok (+292.9%)
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":280000,"new_micro":1100000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: cf17f87aa81c696fc0b4b852a6e390be
occurred_at: 2026-07-24T15:10:14Z
observed_at: 2026-07-24T15:10:14Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-20b
headline: *** openrouter/openai/gpt-oss-20b input_text: $0.03 → $0.029 /Mtok (-3.3%)
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: 2026-07-25T01:26:19Z
retraction_reason: unwound as churn: the catalogue returned to $0.03 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":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":30000,"new_micro":29000,"confidence":"observed","corroborations":1,"writer":"modelsdev","churn_unwound":true}


event_id: cf24431bacef385946c02d13d37476e3
occurred_at: 2024-06-20T15:11:51Z
observed_at: 2024-06-20T15:11:51Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-1.5-pro
headline: *** netsplit google/gemini-1.5-pro input_text: 2 prices across 2 sellers, 14.3x 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":350000,"max_micro":5000000,"split_tenths":143,"trigger_jump":true,"open_weights":false}


event_id: cf3328316e76485a4243dc730ec55beb
occurred_at: 2026-05-19T00:07:14Z
observed_at: 2026-05-19T00:07:14Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.2
headline: *** vercel-ai-gateway/deepseek/deepseek-v3.2 input_text: $0.28 → $0.27 /Mtok (-3.6%)
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":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":280000,"new_micro":270000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: cf4cbd85411746d7b36719288d5428e6
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 output_text: $0.15092 → $0.14812 /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":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":150920,"new_micro":148120,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: cf6e4e6ab680e090573155336143874e
occurred_at: 2026-05-21T20:55:31Z
observed_at: 2026-05-21T20:55:31Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-pro
headline: *** fireworks/deepseek/deepseek-v4-pro cache_read: $0.15 → $0.145 /Mtok (-3.3%)
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-pro","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":150000,"new_micro":145000,"confidence":"observed","corroborations":2,"writer":"modelsdev"}

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


event_id: cfaa8abf89a7714ea251ed20bf570927
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 input_text: $0.03125 → $0.50 /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":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":31250,"new_micro":500000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: cfdb7ea86ba0fff2f4fffbb9727961eb
occurred_at: 2024-05-07T14:56:52Z
observed_at: 2024-05-07T14:56:52Z
kind: PRICE
channel: #price
model_uid: google/gemini-1.5-pro
headline: *** google-vertex/google/gemini-1.5-pro input_text: $0.00 → $0.625 /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":"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":0,"new_micro":625000,"confidence":"provisional","corroborations":1,"writer":"litellm","rose_from_zero":true}


event_id: d0442033b756c9961a7c4a42b036b8c0
occurred_at: 2025-08-05
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: deepseek/deepseek-v3-0324
counterparty_uid: openai/gpt-oss-20b
headline: *** gpt-oss-20b (medium) has kicked DeepSeek-V3 (Mar 2025) (Δ+0.0075, 3.7× 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":"deepseek/deepseek-v3-0324","display":"DeepSeek-V3 (Mar 2025)","comparability_key":"a760dcfeb010973e736a2c6d304dae3d9078b6d0cde0152fea4c8e4668fdbda0","score":0.3608,"cost_usd":0.01390399906,"released":"2025-03-24","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":0.007500000000000007,"cost_ratio":3.652972306090471,"cost_kind":"per_task","same_model":false}


event_id: d058b8a2acb13fce991b643e5ad2e546
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: *** azure/openai/gpt-5.6-luna cache_read: $0.10 → $0.02 /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/gpt-5.6-luna","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":100000,"new_micro":20000,"confidence":"observed","corroborations":2,"writer":"litellm"}


event_id: d06cd724f7f8f3df43317c9111b8e40f
occurred_at: 2026-05-01T11:09:51Z
observed_at: 2026-05-01T11:09:51Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-v4-pro
source_url: https://github.com/anomalyco/models.dev.git#providers/kilo/models/deepseek/deepseek-v4-pro.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":9,"points":3,"min_micro":870000,"max_micro":3796000,"split_tenths":44,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"kilo","entering_micro":870000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v4-pro output_text: 3 prices across 9 sellers, 4.4x spread (kilo enters at $0.87)


event_id: d08c53e106700bae620f48e8fd71f580
occurred_at: 2026-06-24T16:01:30Z
observed_at: 2026-06-24T16:01:30Z
kind: PRICE
channel: #price
model_uid: xai/grok-4.3
headline: *** llmgateway/xai/grok-4.3 cache_read: $0.20 → $0.3125 /Mtok (+56.3%)
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/grok-4-3.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-4.3","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":200000,"new_micro":312500,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: d08f61ba41378b89abb21e970e33c86a
occurred_at: 2026-06-24T16:01:30Z
observed_at: 2026-06-24T16:01:30Z
kind: PRICE
channel: #price
model_uid: google/gemini-3.5-flash
headline: *** llmgateway/google/gemini-3.5-flash cache_write_5m: $0.083 → $0.08333 /Mtok (+0.4%)
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/gemini-3.5-flash.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"llmgateway","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":83000,"new_micro":83330,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: d0a5490f944b0cf10ef6983be91857de
occurred_at: 2025-08-14T02:44:15Z
observed_at: 2025-08-14T02:44:15Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3-0324
headline: *** openrouter/deepseek/deepseek-v3-0324 output_text: $0.85 → $0.28 /Mtok (-67.1%)
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":"deepseek/deepseek-v3-0324","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":850000,"new_micro":280000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: d0ac9b12370fbbc1db1984cce217c926
occurred_at: 2026-06-07T00:49:46Z
observed_at: 2026-06-07T00:49:46Z
kind: PRICE
channel: #price
model_uid: xai/grok-4.20-0309-non-reasoning
headline: *** vercel-ai-gateway/xai/grok-4.20-0309-non-reasoning output_text: $6.00 → $2.50 /Mtok (-58.3%)
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-4.20-0309-non-reasoning","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":6000000,"new_micro":2500000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}

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


event_id: d0cdc08675d0a475717aee1865b48cbf
occurred_at: 2026-07-27T19:43:34Z
observed_at: 2026-07-27T19:43:34Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-120b
headline: *** llmgateway/openai/gpt-oss-120b input_text: $0.05 → $0.032 /Mtok (-36%)
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":50000,"new_micro":32000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: d0d93cd94ac7a79b1f8590b93df677e9
occurred_at: 2025-10-28
observed_at: 2026-08-15T17:38:24Z
kind: QUIT
channel: #dying
model_uid: anthropic/claude-3-5-sonnet-20241022
source_url: https://platform.claude.com/docs/en/about-claude/model-deprecations.md
confidence: observed
occurred_at_kind: effective
payload:
{"seller":"anthropic","available_from":"2024-10-22","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-20241022 has quit anthropic (announced 2025-08-13, effective 2025-10-28, 76d notice)


event_id: d107805f7cccc8efd2eb4def1723bb6f
occurred_at: 2025-07-21
observed_at: 2026-08-15T17:38:24Z
kind: QUIT
channel: #dying
model_uid: anthropic/claude-3-sonnet-20240229
source_url: https://platform.claude.com/docs/en/about-claude/model-deprecations.md
confidence: observed
occurred_at_kind: effective
payload:
{"seller":"anthropic","available_from":"2024-03-04","available_to":"2025-07-21","retire_kind":"announced","deprecation_announced_on":"2025-01-21","notice_days":181,"window_confidence":"observed"}

headline:
*** anthropic/claude-3-sonnet-20240229 has quit anthropic (announced 2025-01-21, effective 2025-07-21, 181d notice)


event_id: d176d590c97bafcf4ef19ab9adb1ae32
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_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 [global]: $1.25 → $1.375 /Mtok (+10%)


event_id: d1a6d5072f010a51dbdb18a44db98a1d
occurred_at: 2024-05-31T22:44:19Z
observed_at: 2024-05-31T22:44:19Z
kind: NETSPLIT
channel: #price
model_uid: mistral/mistral-large-2402
headline: *** netsplit mistral/mistral-large-2402 input_text: 2 prices across 3 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":3,"points":2,"min_micro":4000000,"max_micro":8000000,"split_tenths":20,"trigger_jump":true,"open_weights":false}


event_id: d1a78f1193edb221249a706afc65c1bb
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 input_text: $0.0798 → $0.072 /Mtok (-9.8%)
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":79800,"new_micro":72000,"confidence":"observed","corroborations":1,"writer":"modelsdev","churn_unwound":true}


event_id: d1ac3791f46f811d31a363fd3fc8e81b
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: *** huggingface/deepseek/deepseek-v4-pro input_text: $1.74 → $0.435 /Mtok (-75%)
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"huggingface","seller_kind":"inference_host","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/huggingface/models/deepseek-ai/DeepSeek-V4-Pro.toml


event_id: d1b75bf113b0a3cc53fc731b66f3bc53
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-5-20250807
headline: *** GPT-5 (medium) has kicked o3 (high) (Δ+0.0096, 1.9× 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/o3-20250416","display":"o3 (high)","comparability_key":"8aa8fa9a8ee71397b053e8fe68c740b0ce7dabbc34b1a3ec79feb6b3681e18bc","effort":"high","score":0.0653,"cost_usd":0.8339,"released":"2025-04-16","provenance":"community_submitted"},"winner":{"model_uid":"openai/gpt-5-20250807","display":"GPT-5 (medium)","comparability_key":"bd53f8837bb186273af93865ca36c8fd956b4bc7e345b91a59646d9e65c76068","effort":"medium","score":0.0749,"cost_usd":0.4486,"released":"2025-08-07","provenance":"community_submitted"},"delta_score":0.009599999999999997,"cost_ratio":1.8588943379402585,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: d1e8741fe816ec0a166567cedfd807d8
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 cache_read: $0.145 → $0.0036 /Mtok (-97.5%)
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":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":145000,"new_micro":3600,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: d213385b7dc55ea0b8b3435f1785d539
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":"input_text","sellers":3,"points":3,"min_micro":130000,"max_micro":175000,"split_tenths":13,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"venice","entering_micro":175000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v4-flash-0731 input_text: 3 prices across 3 sellers, 1.3x spread (venice enters at $0.175)


event_id: d2146cb016f563a201df7a92f6121369
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_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 [apac]: $0.10 → $0.11 /Mtok (+10%)


event_id: d230dfd91de363b9bf07380192bfaa1a
occurred_at: 2025-08-05T17:56:49Z
observed_at: 2025-08-05T17:56:49Z
kind: NETSPLIT
channel: #price
model_uid: mistral/devstral-small-2505
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":3,"points":3,"min_micro":20000,"max_micro":100000,"split_tenths":50,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"chutes","entering_micro":20000,"open_weights":true}

headline:
*** netsplit mistral/devstral-small-2505 input_text: 3 prices across 3 sellers, 5.0x spread (chutes enters at $0.02)

source_url:
https://github.com/anomalyco/models.dev.git#providers/chutes/models/chutesai/Devstral-Small-2505.toml


event_id: d252f5b01d2b0af368856c807e157949
occurred_at: 2025-08-24T11:13:48Z
observed_at: 2025-08-24T11:13:48Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-reasoner
headline: *** deepseek/deepseek/deepseek-reasoner cache_read: $0.14 → $0.07 /Mtok (-50%)
source_url: https://github.com/anomalyco/models.dev.git#providers/deepseek/models/deepseek-reasoner.toml
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":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":140000,"new_micro":70000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: d253e94722421afdbcc89b717be7cd8f
occurred_at: 2026-04-29T07:39:11Z
observed_at: 2026-04-29T07:39:11Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-pro
headline: *** venice/deepseek/deepseek-v4-pro output_text: $4.35 → $3.796 /Mtok (-12.7%)
source_url: https://github.com/anomalyco/models.dev.git#providers/venice/models/deepseek-v4-pro.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-pro","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":4350000,"new_micro":3796000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: d27cf5c478511505a5189d5d40db9d89
occurred_at: 2026-08-03T03:34:00Z
observed_at: 2026-08-03T03:34:00Z
kind: PRICE
channel: #price
model_uid: xai/grok-4.20-0309-reasoning
headline: *** kilo/xai/grok-4.20-0309-reasoning 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.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-4.20-0309-reasoning","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: d2e03d7a96cc123a7c6a483f7fa110cb
occurred_at: 2026-06-01T17:24:05Z
observed_at: 2026-06-01T17:24:05Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.2
headline: *** llmgateway/deepseek/deepseek-v3.2 input_text: $0.28 → $0.269 /Mtok (-3.9%)
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/deepseek-v3.2.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"llmgateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3.2","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":280000,"new_micro":269000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: d34eef5e48ca9ddca48e8397b055e01c
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 cache_write_5m: $3.125 → $2.50 /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":"cache_write_5m","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":3125000,"new_micro":2500000,"confidence":"observed","corroborations":2,"writer":"modelsdev"}


event_id: d36088c89ffff0ce42ea04084da3815d
occurred_at: 2025-07-21T19:18:50Z
observed_at: 2025-07-21T19:18:50Z
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":"input_text","sellers":7,"points":5,"min_micro":400000,"max_micro":5000000,"split_tenths":125,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"hyperbolic","entering_micro":400000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-r1 input_text: 5 prices across 7 sellers, 12.5x spread (hyperbolic enters at $0.40)


event_id: d36cde7c68d9e7f3e0737d35b06fa2de
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: *** azure/openai/gpt-5.6-luna output_text: $6.00 → $1.20 /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/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":"litellm"}


event_id: d38059ceea859b8bf33a002d227c1a8a
occurred_at: 2026-12-11
observed_at: 2026-08-15T17:38:22Z
kind: QUIT
channel: #dying
model_uid: openai/gpt-5-nano-20250807
source_url: https://developers.openai.com/api/docs/deprecations.md
confidence: observed
occurred_at_kind: effective
payload:
{"seller":"openai","available_from":"2025-08-07","available_to":"2026-12-11","retire_kind":"announced","deprecation_announced_on":"2026-06-11","notice_days":183,"window_confidence":"observed"}

headline:
*** openai/gpt-5-nano-20250807 will quit openai (announced 2026-06-11, effective 2026-12-11, 183d notice)


event_id: d38f1dac41313ecf0cff29c570f6d6c3
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]: $2.20 → $2.75 /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 $2.20 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":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":2200000,"new_micro":2750000,"confidence":"observed","corroborations":1,"writer":"litellm","churn_unwound":true}


event_id: d3b47f4cd84e4ca6ed129ad00e6ea583
occurred_at: 2026-07-10T15:10:44Z
observed_at: 2026-07-10T15:10:44Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash output_text: $0.18 → $0.168 /Mtok (-6.7%)
confidence: observed
occurred_at_kind: commit
retracted_at: 2026-07-13T13:57:43Z
retraction_reason: unwound as churn: the catalogue returned to $0.18 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":180000,"new_micro":168000,"confidence":"observed","corroborations":1,"writer":"modelsdev","churn_unwound":true}


event_id: d3cce7fd362db6937defa11bae42ccdc
occurred_at: 2026-08-04T13:22:23Z
observed_at: 2026-08-04T13:22:23Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5-mini-20250807
headline: *** requesty/openai/gpt-5-mini-20250807 output_text: $2.00 → $2.20 /Mtok (+10%)
source_url: https://github.com/anomalyco/models.dev.git#providers/requesty/models/gpt-5-mini@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-mini-20250807","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":2000000,"new_micro":2200000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: d3e670c5a4c32f558b2284c07d6c19b1
occurred_at: 2026-10-23
observed_at: 2026-08-15T17:38:22Z
kind: QUIT
channel: #dying
model_uid: openai/gpt-4-0613
headline: *** openai/gpt-4-0613 will quit openai (announced 2026-04-22, effective 2026-10-23, 184d notice)
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":"2026-10-23","retire_kind":"announced","deprecation_announced_on":"2026-04-22","notice_days":184,"window_confidence":"observed"}


event_id: d3ebff978111b087b4a70b40bace696b
occurred_at: 2025-12-24T02:20:48Z
observed_at: 2025-12-24T02:20:48Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-120b
headline: *** cloudflare-ai-gateway/openai/gpt-oss-120b output_text: $0.00 → $0.75 /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-120b","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":0,"new_micro":750000,"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-120b.toml


event_id: d442e1e824609a7dea4f59fe21842c6d
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 cache_read: $0.01764 → $0.01792 /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":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":17640,"new_micro":17920,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: d45c6132c32d6b303c8e7c519474cae8
occurred_at: 2026-02-17
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: openai/gpt-5.2-pro-20251211
counterparty_uid: xai/grok-4.20-0309-reasoning
headline: *** Grok 4.20 (reasoning) has kicked GPT-5.2 pro (high) (Δ+0.0383, 16.8× 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-5.2-pro-20251211","display":"GPT-5.2 pro (high)","comparability_key":"f961971ce9f3afc028df345821e86b2b0ba66811d0773010c21659781aca4aec","effort":"high","score":0.8567,"cost_usd":5.8694,"released":"2025-12-11","provenance":"community_submitted"},"winner":{"model_uid":"xai/grok-4.20-0309-reasoning","display":"Grok 4.20 (reasoning)","comparability_key":"7b6208c98cf99f12a0d29ab1e0b8c01fbe1418d5de46d851c8f35a42fa097a6d","score":0.895,"cost_usd":0.35,"released":"2026-02-17","evidence_url":"https://arcprize.org/leaderboard","provenance":"leaderboard_maintainer_verified"},"delta_score":0.0383,"cost_ratio":16.769714285714286,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: d4813a24f67744a7b5af524394b2f24f
occurred_at: 2026-07-10T15:10:44Z
observed_at: 2026-07-10T15:10:44Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash cache_read: $0.018 → $0.0168 /Mtok (-6.7%)
confidence: observed
occurred_at_kind: commit
retracted_at: 2026-07-13T13:57:43Z
retraction_reason: unwound as churn: the catalogue returned to $0.018 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":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":18000,"new_micro":16800,"confidence":"observed","corroborations":1,"writer":"modelsdev","churn_unwound":true}


event_id: d4970b89e0de2f2b36998f818bc51bf9
occurred_at: 2026-06-01
observed_at: 2026-06-01T14:25:41Z
kind: QUIT
channel: #dying
model_uid: google/gemini-2.0-flash-lite-001
headline: *** google/gemini-2.0-flash-lite-001 has quit openrouter (delisted 2026-06-01)
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":"2026-06-01","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: d53674109ba7ee30357d61d14dca4c02
occurred_at: 2024-03-07
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: openai/gpt-3.5-turbo-0125
counterparty_uid: anthropic/claude-3-haiku-20240307
headline: *** Claude 3 Haiku has kicked GPT-3.5 Turbo (0125) (Δ+0.0636, 3.0× 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-3.5-turbo-0125","display":"GPT-3.5 Turbo (0125)","comparability_key":"a760dcfeb010973e736a2c6d304dae3d9078b6d0cde0152fea4c8e4668fdbda0","score":0.0348,"cost_usd":0.04237081395,"released":"2024-01-25","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"winner":{"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"},"delta_score":0.0636,"cost_ratio":3.01033650907148,"cost_kind":"per_task","same_model":false}


event_id: d54dd3c57f8134dc77e51b4814961ca9
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":"input_text","sellers":13,"points":6,"min_micro":80000,"max_micro":440000,"split_tenths":55,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"cloudflare-workers-ai","entering_micro":440000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v4-flash-0731 input_text: 6 prices across 13 sellers, 5.5x spread (cloudflare-workers-ai enters at $0.44)

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


event_id: d572174fad1b6f0d9ab9a2b2c3469af2
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 input_text: $2.50 → $2.00 /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":"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: d5a836ecc6b824881972b971f8589c77
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-ai-studio (delisted 2026-05-19)
source_url: https://github.com/anomalyco/models.dev.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"google-ai-studio","available_from":"2025-05-21","available_to":"2026-05-19","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: d5beda487a3e4a878cc9c5222afc6d12
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 input_text: $1.21 → $1.10 /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":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1210000,"new_micro":1100000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: d5d5e54c09858517ffa12e2eb5691cb0
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 cache_read: $0.125 → $0.1345 /Mtok (+7.6%)
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":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":125000,"new_micro":134500,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: d5f72fefaad6e36fa86a05e5fe8d6247
occurred_at: 2025-08-07
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: openai/o3-mini-20250131
counterparty_uid: openai/gpt-5-mini-20250807
headline: *** GPT-5 mini (high) has kicked o3-mini (high) (Δ+0.0897, 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/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"},"winner":{"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"},"delta_score":0.08969999999999995,"cost_ratio":1.5894416128623392,"cost_kind":"per_task","same_model":false}


event_id: d6152bbf4bc3fc8977852c8fc3299101
occurred_at: 2025-02-07T16:25:35Z
observed_at: 2025-02-07T16:25:35Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-chat
headline: *** deepseek/deepseek/deepseek-chat input_text: $0.14 → $0.27 /Mtok (+92.9%)
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":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":140000,"new_micro":270000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: d64b572e9e63686079d42d975f6cebf6
occurred_at: 2026-07-31T18:42:47Z
observed_at: 2026-07-31T18:42:47Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** vercel-ai-gateway/deepseek/deepseek-v4-flash output_text: $0.275 → $0.28 /Mtok (+1.8%)
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":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":275000,"new_micro":280000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: d65be4816214b801cf403e588c052df2
occurred_at: 2025-12-11
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: openai/gpt-5.1-codex-max
counterparty_uid: openai/gpt-5.2-20251211
headline: *** GPT-5.2 (medium) has kicked GPT-5.1-Codex-Max (Δ+41, 1.8× 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-5.1-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"},"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":41,"cost_ratio":1.7711879227965612,"cost_kind":"per_task","same_model":false}


event_id: d6630630061ec9fe40f0478793932650
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 output_text: $0.13692 → $0.13412 /Mtok (-2%)
confidence: observed
occurred_at_kind: commit
retracted_at: 2026-08-15T15:24:43Z
retraction_reason: unwound as churn: the catalogue returned to $0.13972 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":136920,"new_micro":134120,"confidence":"observed","corroborations":1,"writer":"modelsdev","churn_unwound":true}


event_id: d698a5d75bb4c0ac0cd3fd906705c316
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 [us]: $0.275 → $0.22 /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":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":275000,"new_micro":220000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: d6d9d2f3c2a41d590791df989a502061
occurred_at: 2026-07-04T17:37:22Z
observed_at: 2026-07-04T17:37:22Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** deepinfra/deepseek/deepseek-v4-flash cache_read: $0.02 → $0.018 /Mtok (-10%)
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-v4-flash","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":20000,"new_micro":18000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}

source_url:
https://github.com/anomalyco/models.dev.git#providers/deepinfra/models/deepseek-ai/DeepSeek-V4-Flash.toml


event_id: d6f23294e6802c9b42c08cf698c63bfe
occurred_at: 2026-07-27T19:43:34Z
observed_at: 2026-07-27T19:43:34Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-120b
headline: *** llmgateway/openai/gpt-oss-120b output_text: $0.25 → $0.14 /Mtok (-44%)
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":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":250000,"new_micro":140000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: d70004f2d0c6a7381d5ba0fef3679119
occurred_at: 2026-06-01T14:25:41Z
observed_at: 2026-06-01T14:25:41Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.2
headline: *** openrouter/deepseek/deepseek-v3.2 output_text: $0.378 → $0.3432 /Mtok (-9.2%)
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":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":378000,"new_micro":343200,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: d7346ac1a26a1b656c371599cdd66a4d
occurred_at: 2026-07-19T03:24:36Z
observed_at: 2026-07-19T03:24:36Z
kind: PRICE
channel: #price
model_uid: xai/grok-4.5
headline: *** openrouter/xai/grok-4.5 cache_read: $0.50 → $0.30 /Mtok (-40%)
source_url: https://github.com/anomalyco/models.dev.git#providers/openrouter/models/x-ai/grok-4.5.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"xai/grok-4.5","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":500000,"new_micro":300000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: d75626e0e4cc5b0794216cfd237ee567
occurred_at: 2026-06-08T16:21:48Z
observed_at: 2026-06-08T16:21:48Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-v4-flash
source_url: https://github.com/anomalyco/models.dev.git#providers/azure/models/deepseek-v4-flash.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":14,"points":5,"min_micro":98300,"max_micro":1740000,"split_tenths":177,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"azure","entering_micro":1740000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v4-flash input_text: 5 prices across 14 sellers, 17.7x spread (azure enters at $1.74)


event_id: d76880a93cdaeb36f2d1c829e4cecb0e
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":"input_text","sellers":9,"points":3,"min_micro":13000000,"max_micro":16500000,"split_tenths":13,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":13000000,"open_weights":false}

headline:
*** netsplit anthropic/claude-opus-4-20250514 input_text: 3 prices across 9 sellers, 1.3x spread (poe enters at $13.00)


event_id: d76b2bbfb292c704664a7bca03f4a5d4
occurred_at: 2024-09-06T01:03:34Z
observed_at: 2024-09-06T01:03:34Z
kind: PRICE
channel: #price
model_uid: openai/gpt-4o-20240806
headline: *** azure/openai/gpt-4o-20240806 input_text: $2.50 → $2.75 /Mtok (+10%)
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-4o-20240806","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":2500000,"new_micro":2750000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: d774d593ead4997daed7acd0933b7127
occurred_at: 2024-06-17T18:20:34Z
observed_at: 2024-06-17T18:20:34Z
kind: PRICE
channel: #price
model_uid: google/gemini-pro
headline: *** google-ai-studio/google/gemini-pro output_text: $0.00 → $1.05 /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":"google-ai-studio","seller_kind":"first_party","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":0,"new_micro":1050000,"confidence":"provisional","corroborations":1,"writer":"litellm","rose_from_zero":true}


event_id: d77f45d96b6c75036416acd16dfe3ea3
occurred_at: 2024-12-28T01:08:35Z
observed_at: 2024-12-28T01:08:35Z
kind: PRICE
channel: #price
model_uid: mistral/codestral
headline: *** google-vertex/mistral/codestral input_text: $1.00 → $0.20 /Mtok (-80%)
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":"mistral/codestral","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1000000,"new_micro":200000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: d7b44dc866a65671d09c13db798fda40
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":"input_text","sellers":11,"points":3,"min_micro":90000,"max_micro":110000,"split_tenths":12,"trigger_new_seller":true,"entering_seller":"requesty","entering_micro":110000,"open_weights":false}

headline:
*** netsplit openai/gpt-4.1-nano-20250414 input_text: 3 prices across 11 sellers, 1.2x spread (requesty enters at $0.11)


event_id: d7bbe2c3bf8fe3c2d1968cd79526abce
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
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 $6.875 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_write_5m","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":6875000,"new_micro":6250000,"confidence":"observed","corroborations":2,"writer":"litellm","churn_unwound":true}

headline:
*** amazon-bedrock/anthropic/claude-opus-4-5-20251101 cache_write_5m [us]: $6.875 → $6.25 /Mtok (-9.1%)


event_id: d7db77bfcc634cf1b175853d62d89fa0
occurred_at: 2025-06-21T12:51:43Z
observed_at: 2025-06-21T12:51:43Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-2.5-flash-preview-05-20
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":3,"points":2,"min_micro":600000,"max_micro":2500000,"split_tenths":42,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"openrouter","entering_micro":600000,"open_weights":false}

headline:
*** netsplit google/gemini-2.5-flash-preview-05-20 output_text: 2 prices across 3 sellers, 4.2x spread (openrouter enters at $0.60)

source_url:
https://github.com/anomalyco/models.dev.git#providers/openrouter/models/google.gemini-2.5-flash-preview-05-20.toml


event_id: d7e36dce52057748bfc4e9dd18bab5fb
occurred_at: 2025-07-30T17:01:05Z
observed_at: 2025-07-30T17:01:05Z
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":3,"points":2,"min_micro":100000,"max_micro":150000,"split_tenths":15,"trigger_new_seller":true,"entering_seller":"openrouter","entering_micro":100000,"open_weights":true}

headline:
*** netsplit mistral/pixtral-12b-2409 input_text: 2 prices across 3 sellers, 1.5x spread (openrouter enters at $0.10)


event_id: d7e7903d2f0c3f38ef8f85a75e35b858
occurred_at: 2025-09-10T18:37:30Z
observed_at: 2025-09-10T18:37:30Z
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":"output_text","sellers":10,"points":7,"min_micro":410000,"max_micro":60000000000,"split_tenths":1463415,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"wandb","entering_micro":60000000000,"open_weights":true,"extreme":true}

headline:
*** netsplit openai/gpt-oss-120b output_text: 7 prices across 10 sellers, 146341.5x spread (wandb enters at $60000.00)


event_id: d807bec09b0dba2beef4e0ba978119ab
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-sol
headline: *** GPT-5.6 Sol (high) has kicked Claude Fable 5 (high) (Δ+0.0091, 2.5× 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":"anthropic/claude-fable-5","display":"Claude Fable 5 (high)","comparability_key":"fa299512f2b221f6c31a30c221e06bc425b2d83a07475bc97ff264e59d18dfc4","effort":"high","score":0.8785,"cost_usd":3.1068966666666666,"released":"2026-06-09","evidence_url":"WeirdML Leaderboard","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"openai/gpt-5.6-sol","display":"GPT-5.6 Sol (high)","comparability_key":"fa299512f2b221f6c31a30c221e06bc425b2d83a07475bc97ff264e59d18dfc4","effort":"high","score":0.8876000000000001,"cost_usd":1.25479875,"released":"2026-07-09","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"delta_score":0.009100000000000108,"cost_ratio":2.4760119235587914,"cost_kind":"per_task","same_model":false}


event_id: d8502504a0e67daaf263ba60cff6642c
occurred_at: 2025-10-27
observed_at: 2026-08-15T17:38:22Z
kind: QUIT
channel: #dying
model_uid: openai/o1-mini-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":"2025-10-27","retire_kind":"announced","deprecation_announced_on":"2025-04-28","notice_days":182,"window_confidence":"observed"}

headline:
*** openai/o1-mini-20240912 has quit openai (announced 2025-04-28, effective 2025-10-27, 182d notice)


event_id: d860404af4f20d5f98ab1473ef100ecf
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 output_text: $0.50 → $0.75 /Mtok (+50%)
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":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":500000,"new_micro":750000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: d876815bc579dd4b45840f884cefe728
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 output_text: $7.50 → $6.80 /Mtok (-9.3%)
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":"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: d8c085ac58203f73c9492a8a784ab79e
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":"input_text","sellers":8,"points":3,"min_micro":4300000,"max_micro":6000000,"split_tenths":14,"trigger_new_seller":true,"entering_seller":"venice","entering_micro":6000000,"open_weights":false}

headline:
*** netsplit anthropic/claude-opus-4-6-20260205 input_text: 3 prices across 8 sellers, 1.4x spread (venice enters at $6.00)


event_id: d8c57de339e7e3600519a2129cf96ff5
occurred_at: 2026-05-15T15:00:32Z
observed_at: 2026-05-15T15:00:32Z
kind: PRICE
channel: #price
model_uid: google/gemini-2.5-pro
headline: *** openrouter/google/gemini-2.5-pro cache_read: $0.31 → $0.125 /Mtok (-59.7%)
source_url: https://github.com/anomalyco/models.dev.git#providers/openrouter/models/google/gemini-2.5-pro.toml
confidence: provisional
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-pro","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":310000,"new_micro":125000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: d8d3c3378a1e3c5c294d165bb5bdf009
occurred_at: 2026-07-27T03:47:50Z
observed_at: 2026-07-27T03:47:50Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.1-codex-mini
headline: *** openrouter/openai/gpt-5.1-codex-mini cache_read: $0.025 → $0.03 /Mtok (+20%)
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":25000,"new_micro":30000,"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: d8d8e197af81ad039c7dd5ede682855e
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_write_5m: $6.25 → $6.88 /Mtok (+10.1%)
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_write_5m","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":6250000,"new_micro":6880000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: d8f22b8e9f94754893e5c42f0a75d6a2
occurred_at: 2026-05-15T15:00:32Z
observed_at: 2026-05-15T15:00:32Z
kind: PRICE
channel: #price
model_uid: openai/o4-mini-20250416
headline: *** openrouter/openai/o4-mini-20250416 cache_read: $0.28 → $0.275 /Mtok (-1.8%)
source_url: https://github.com/anomalyco/models.dev.git#providers/openrouter/models/openai/o4-mini.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/o4-mini-20250416","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":280000,"new_micro":275000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: d95c4b37683a7d43ade4767b7f0deb71
occurred_at: 2026-01-01T18:01:20Z
observed_at: 2026-01-01T18:01:20Z
kind: PRICE
channel: #price
model_uid: google/gemini-2.5-pro
headline: *** poe/google/gemini-2.5-pro cache_read: $0.22 → $0.087 /Mtok (-60.5%)
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/google/gemini-2.5-pro.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-pro","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":220000,"new_micro":87000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: d9616c97b4fdfee870fb309ecad559ef
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, priority]: $6.875 → $5.50 /Mtok (-20%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"azure","seller_kind":"cloud","region":"us","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":6875000,"new_micro":5500000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: d9635371400c0b5369b0a107a6c62999
occurred_at: 2026-06-03T20:13:54Z
observed_at: 2026-06-03T20:13:54Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5-nano-20250807
headline: *** llmgateway/openai/gpt-5-nano-20250807 cache_read: $0.01 → $0.005 /Mtok (-50%)
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/gpt-5-nano.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-nano-20250807","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":10000,"new_micro":5000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: d987099ed2239a2ead7b9e48a4db7a47
occurred_at: 2025-06-14T23:56:29Z
observed_at: 2025-06-14T23:56:29Z
kind: PRICE
channel: #price
model_uid: mistral/magistral-small-2506
headline: *** mistral/mistral/magistral-small-2506 output_text: $0.00 → $1.50 /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":"mistral","seller_kind":"first_party","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"mistral/magistral-small-2506","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":0,"new_micro":1500000,"confidence":"provisional","corroborations":1,"writer":"litellm","rose_from_zero":true}


event_id: d988a3223d68b67798d0234051384609
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 input_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":"input_text","sellers":2,"points":2,"min_micro":200000,"max_micro":1000000,"split_tenths":50,"trigger_jump":true,"open_weights":false}


event_id: d9c53375865d13a1cdbdaf63214e26d4
occurred_at: 2024-05-31T22:44:19Z
observed_at: 2024-05-31T22:44:19Z
kind: PRICE
channel: #price
model_uid: mistral/mistral-small
headline: *** mistral/mistral/mistral-small output_text: $6.00 → $3.00 /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-small","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":6000000,"new_micro":3000000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: d9ec31dc16522bb600ccc2f56b61fbc1
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 input_text: $0.25 → $0.50 /Mtok (+100%)
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":250000,"new_micro":500000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: d9fd76486a7b137a6dcc27afbbcb2809
occurred_at: 2026-04-23
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #cyber
model_uid: google/gemini-3.1-pro-preview
counterparty_uid: openai/gpt-5.5-20260423
headline: *** GPT-5.5 (unknown) has kicked Gemini 3.1 Pro Preview (Δ+0.169, 2.0× cheaper)
source_url: https://epoch.ai/data/benchmark_data.zip
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"exploitbench","benchmark_version_id":"exploitbench@unversioned","measurer":"Epoch AI","victim":{"model_uid":"google/gemini-3.1-pro-preview","display":"Gemini 3.1 Pro Preview","comparability_key":"15baba02735493037a354589ab0883d4eb2b4184590dc4110b2930e44b84e5d3","score":0.157,"cost_usd":2462.48,"released":"2026-02-19","provenance":"community_submitted"},"winner":{"model_uid":"openai/gpt-5.5-20260423","display":"GPT-5.5 (unknown)","comparability_key":"33b90ff7eac8c4a519b8457f567e201076666315060793b846d58dbbae763f7f","effort":"unknown","score":0.326,"cost_usd":1252.35,"released":"2026-04-23","provenance":"community_submitted"},"delta_score":0.169,"cost_ratio":1.9662873797261151,"cost_kind":"suite_total","same_model":false}


event_id: da43e506659bfca756377e1acaec5451
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":"output_text","sellers":3,"points":2,"min_micro":180000000,"max_micro":360000000,"split_tenths":20,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"openai","entering_micro":360000000,"open_weights":false}

headline:
*** netsplit openai/gpt-5.5-pro-20260423 output_text: 2 prices across 3 sellers, 2.0x spread (openai enters at $360.00)


event_id: da4774d3ad9b08436c40477592277aaa
occurred_at: 2025-10-04T21:50:44Z
observed_at: 2025-10-04T21:50:44Z
kind: PRICE
channel: #price
model_uid: xai/grok-4-fast-reasoning
headline: *** azure/xai/grok-4-fast-reasoning output_text: $2900.00 → $1.73 /Mtok (-99.9%)
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-fast-reasoning","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":2900000000,"new_micro":1730000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: da7e27bc31c41434e181399cbf1c8f3c
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 [eu]: $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":"eu","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: da82b04600b27c3317d830ee98acdcc0
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 output_text: $0.19 → $0.17 /Mtok (-10.5%)
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":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":190000,"new_micro":170000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: daab19f650d941aeef75de8b3e7ec12e
occurred_at: 2025-05-06
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #agentic
model_uid: anthropic/claude-3-5-sonnet-20241022
counterparty_uid: google/gemini-2.5-pro-preview-05-06
headline: *** Gemini 2.5 Pro Preview (05-06) has kicked Claude 3.5 Sonnet v2 (Δ+0.049, 1.5× cheaper)
source_url: https://the-agent-company.com/#/leaderboard
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":"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"},"winner":{"model_uid":"google/gemini-2.5-pro-preview-05-06","display":"Gemini 2.5 Pro Preview (05-06)","comparability_key":"343ae6100e32895e2b461377c2da5611ded9525a125c2ebb2fe3cea22d3350ff","score":0.393,"cost_usd":4.23,"released":"2025-05-06","evidence_url":"https://the-agent-company.com/#/leaderboard","provenance":"leaderboard_maintainer_verified"},"delta_score":0.049000000000000044,"cost_ratio":1.498817966903073,"cost_kind":"per_task","same_model":false}


event_id: dabd1c6cd7864537d9c80d73f28c62ae
occurred_at: 2026-06-26T16:17:44Z
observed_at: 2026-06-26T16:17:44Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-v3.2
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":20,"points":9,"min_micro":343200,"max_micro":4500000,"split_tenths":131,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"sambanova","entering_micro":4500000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v3.2 output_text: 9 prices across 20 sellers, 13.1x spread (sambanova enters at $4.50)


event_id: dae0e93e2555a4c922e3489efadce03e
occurred_at: 2023-11-22T23:59:48Z
observed_at: 2023-11-22T23:59:48Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-2
headline: *** anthropic/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":"anthropic","seller_kind":"first_party","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: dae4ed285c75fae13840a1e46da01f33
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":"input_text","sellers":3,"points":3,"min_micro":50000,"max_micro":400000,"split_tenths":80,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"kilo","entering_micro":50000,"open_weights":false}

headline:
*** netsplit mistral/devstral-2512 input_text: 3 prices across 3 sellers, 8.0x spread (kilo enters at $0.05)


event_id: daeb8d431dfc5162632fdc7de4d0f2d3
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 (xhigh) (Δ+0.0385, 2.0× 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-5.5-20260423","display":"GPT-5.5 (xhigh)","comparability_key":"27774401d9928ed517efdabfb8155a3572695db75f63469d3bed3747b0ef0ed3","effort":"xhigh","score":0.8491,"cost_usd":2.568345317647059,"released":"2026-04-23","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"openai/gpt-5.6-sol","display":"GPT-5.6 Sol (high)","comparability_key":"fa299512f2b221f6c31a30c221e06bc425b2d83a07475bc97ff264e59d18dfc4","effort":"high","score":0.8876000000000001,"cost_usd":1.25479875,"released":"2026-07-09","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"delta_score":0.03850000000000009,"cost_ratio":2.046818517827707,"cost_kind":"per_task","same_model":false}


event_id: db50db7c41768501479edca5c40be838
occurred_at: 2026-03-17
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: openai/gpt-5-20250807
counterparty_uid: openai/gpt-5.4-nano-20260317
headline: *** GPT-5.4 nano (high) has kicked GPT-5 (minimal) (Δ+196.9, 1.6× 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-5-20250807","display":"GPT-5 (minimal)","comparability_key":"77c7caaaa0e1791a9e65655863014c4a23b8e5513a241f07be25e6c97ef3eea6","effort":"minimal","score":807.65,"cost_usd":0.043744,"released":"2025-08-07","provenance":"community_submitted"},"winner":{"model_uid":"openai/gpt-5.4-nano-20260317","display":"GPT-5.4 nano (high)","comparability_key":"f201028ac46b1f5e40d0b4cac5e073109d112421fa541ca1d3f947b65bdc19fb","effort":"high","score":1004.52,"cost_usd":0.027084,"released":"2026-03-17","provenance":"community_submitted"},"delta_score":196.87,"cost_ratio":1.6151233200413528,"cost_kind":"per_task","same_model":false}


event_id: db5417577b95c69ee8a82117bb18cf2e
occurred_at: 2025-11-07T00:55:26Z
observed_at: 2025-11-07T00:55:26Z
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":"input_text","sellers":6,"points":2,"min_micro":45000,"max_micro":50000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":45000,"open_weights":false}

headline:
*** netsplit openai/gpt-5-nano-20250807 input_text: 2 prices across 6 sellers, 1.1x spread (poe enters at $0.045)


event_id: db77981063cd58c95b6cdcfeb315ceff
occurred_at: 2025-07-16T03:15:47Z
observed_at: 2025-07-16T03:15:47Z
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":5,"points":5,"min_micro":250000,"max_micro":1250000,"split_tenths":50,"trigger_new_seller":true,"entering_seller":"together","entering_micro":1250000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v3 input_text: 5 prices across 5 sellers, 5.0x spread (together enters at $1.25)


event_id: dbb2830196676fb6f8613972cea6a0d0
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: *** azure/openai/gpt-5.6-luna input_text: $1.00 → $0.20 /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/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":"litellm"}


event_id: dbc12b759f67103f5253be89615ca8bb
occurred_at: 2025-11-18
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: openai/gpt-5-20250807
counterparty_uid: google/gemini-3-pro-preview
headline: *** Gemini 3 Pro Preview has kicked GPT-5 (high) (Δ+0.093, 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/gpt-5-20250807","display":"GPT-5 (high)","comparability_key":"f961971ce9f3afc028df345821e86b2b0ba66811d0773010c21659781aca4aec","effort":"high","score":0.657,"cost_usd":0.5087,"released":"2025-08-07","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":0.09299999999999997,"cost_ratio":1.032683719041819,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: dbcb28cd1f143f92db80b2dffe13d551
occurred_at: 2024-06-20
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: anthropic/claude-3-opus-20240229
counterparty_uid: anthropic/claude-3-5-sonnet-20240620
headline: *** Claude 3.5 Sonnet has kicked Claude 3 Opus (Δ+0.0779, 3.5× 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":"anthropic/claude-3-opus-20240229","display":"Claude 3 Opus","comparability_key":"a760dcfeb010973e736a2c6d304dae3d9078b6d0cde0152fea4c8e4668fdbda0","score":0.2318,"cost_usd":0.8497747059,"released":"2024-02-29","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":0.07789999999999997,"cost_ratio":3.4599791510955082,"cost_kind":"per_task","same_model":false}


event_id: dbd6914102ac409a393e6cec6b59a275
occurred_at: 2025-12-17
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: deepseek/deepseek-v3.2
counterparty_uid: google/gemini-3-flash-preview
headline: *** Gemini 3 Flash Preview (medium) has kicked DeepSeek-V3.2 (Δ+0.0067, 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":"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"},"winner":{"model_uid":"google/gemini-3-flash-preview","display":"Gemini 3 Flash Preview (medium)","comparability_key":"f0f2f6d68d307de74733f01dc44ef9d22e1ebbf38bcbf951a598055a933c5cbf","effort":"medium","score":0.5767,"cost_usd":0.0612,"released":"2025-12-17","evidence_url":"https://arcprize.org/leaderboard","provenance":"leaderboard_maintainer_verified"},"delta_score":0.006700000000000039,"cost_ratio":1.3071895424836601,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: dbe28b32dc60d1a3b9b40d05b28ada75
occurred_at: 2026-08-03T15:37:29Z
observed_at: 2026-08-03T15:37:29Z
kind: PRICE
channel: #price
model_uid: openai/gpt-4o-20240806
headline: *** nano-gpt/openai/gpt-4o-20240806 output_text: $9.996 → $10.00 /Mtok (+<0.1%)
source_url: https://github.com/anomalyco/models.dev.git#providers/nano-gpt/models/openai/gpt-4o-2024-08-06.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-20240806","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":9996000,"new_micro":10000000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: dbeb4866246ecc94d1a3cf82f656b3d7
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 input_text: $1.20 → $0.56 /Mtok (-53.3%)
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":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1200000,"new_micro":560000,"confidence":"observed","corroborations":2,"writer":"litellm"}


event_id: dc060d9dd40254c2ceed41c8b0d953e3
occurred_at: 2026-06-03T20:13:54Z
observed_at: 2026-06-03T20:13:54Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5-mini-20250807
headline: *** github-copilot/openai/gpt-5-mini-20250807 output_text: $0.00 → $2.00 /Mtok (from $0)
source_url: https://github.com/anomalyco/models.dev.git#providers/github-copilot/models/gpt-5-mini.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-mini-20250807","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":0,"new_micro":2000000,"confidence":"provisional","corroborations":1,"writer":"modelsdev","rose_from_zero":true}


event_id: dc4cf72c56d6e5530713e3e612841383
occurred_at: 2025-12-17
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: openai/gpt-5.2-20251211
counterparty_uid: google/gemini-3-flash-preview
headline: *** Gemini 3 Flash Preview (high) has kicked GPT-5.2 (medium) (Δ+0.12, 2.0× 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-5.2-20251211","display":"GPT-5.2 (medium)","comparability_key":"972463fab8f2feec48fb9ef35bc3e7f7e241f5ccb1362195c60c4769a1d81f58","effort":"medium","score":0.7267,"cost_usd":0.3448,"released":"2025-12-11","provenance":"community_submitted"},"winner":{"model_uid":"google/gemini-3-flash-preview","display":"Gemini 3 Flash Preview (high)","comparability_key":"b0df0fe6b1b69d1950d2139078aa0596a84e9f1c2ca8a445d8f59b93fdc82634","effort":"high","score":0.8467,"cost_usd":0.1743,"released":"2025-12-17","evidence_url":"https://arcprize.org/leaderboard","provenance":"leaderboard_maintainer_verified"},"delta_score":0.12,"cost_ratio":1.9781985083189901,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: dc7ad9666e97f84bbcc55ff47ac266a7
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-vertex/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-vertex","seller_kind":"cloud","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: dc940d9e1e8838dc01330a70a29e2440
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 cache_read [us]: $0.10 → $0.11 /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":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":100000,"new_micro":110000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: dd1b18e6758e3dc8da5fc84d264d8cce
occurred_at: 2025-02-07T16:25:35Z
observed_at: 2025-02-07T16:25:35Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-chat
headline: *** deepseek/deepseek/deepseek-chat cache_read: $0.014 → $0.07 /Mtok (+400%)
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":14000,"new_micro":70000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: dd45b34043ead97c576c101272bd1d16
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
headline: *** llmgateway/google/gemini-2.5-flash-lite 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.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-lite","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":30000,"new_micro":10000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: dda1501b14e381a2af16e59a40f76b82
occurred_at: 2025-12-07T21:29:38Z
observed_at: 2025-12-07T21:29:38Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-r1
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":11,"points":8,"min_micro":300000,"max_micro":10000000,"split_tenths":333,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"cloudflare-ai-gateway","entering_micro":10000000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-r1 input_text: 8 prices across 11 sellers, 33.3x spread (cloudflare-ai-gateway enters at $10.00)

source_url:
https://github.com/anomalyco/models.dev.git#providers/cloudflare-ai-gateway/models/replicate/deepseek-ai/deepseek-r1.toml


event_id: ddb3d878ac3b8adc475a6286f92d1ea0
occurred_at: 2026-04-02T22:55:55Z
observed_at: 2026-04-02T22:55:55Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-haiku-4-5-20251001
headline: *** amazon-bedrock/anthropic/claude-haiku-4-5-20251001 cache_read: $0.10 → $0.12 /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-haiku-4-5-20251001","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":100000,"new_micro":120000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: ddbb58f12e14da61d1a8c43b19dbea45
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-002
headline: *** google-vertex/google/gemini-1.5-flash-002 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-002","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: ddd5afd161961bffdb0144661894dff2
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 cache_read: $0.22 → $0.028 /Mtok (-87.3%)
source_url: https://github.com/anomalyco/models.dev.git#providers/vercel/models/deepseek/deepseek-v3.2.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-v3.2","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":220000,"new_micro":28000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: ddf82cbad72f81fd71c8c1bd4b37f530
occurred_at: 2025-02-24
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: openai/o1-20241217
counterparty_uid: anthropic/claude-3-7-sonnet-20250219
headline: *** Claude 3.7 Sonnet has kicked o1 (high) (Δ+3.2, 5.2× 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":"openai/o1-20241217","display":"o1 (high)","comparability_key":"b0a650304f76e0fcbf68fc781e0788bf73afcc844fa50cdb07e5919aa123adfe","effort":"high","score":61.7,"cost_usd":0.83,"released":"2024-12-17","evidence_url":"https://aider.chat/docs/leaderboards/#polyglot-leaderboard","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"anthropic/claude-3-7-sonnet-20250219","display":"Claude 3.7 Sonnet","comparability_key":"fc30cd9030729ce9a91e40a4ad02851a7513ca2e74507643ff4340400f91f4b7","score":64.9,"cost_usd":0.16,"released":"2025-02-24","evidence_url":"https://aider.chat/docs/leaderboards/#polyglot-leaderboard","provenance":"leaderboard_maintainer_verified"},"delta_score":3.200000000000003,"cost_ratio":5.1875,"cost_kind":"suite_total","same_model":false}


event_id: de1fbd8e385c7520faf67ab3bb79d5d3
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
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 $27.50 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":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":27500000,"new_micro":25000000,"confidence":"observed","corroborations":2,"writer":"litellm","churn_unwound":true}

headline:
*** amazon-bedrock/anthropic/claude-opus-4-5-20251101 output_text [us]: $27.50 → $25.00 /Mtok (-9.1%)


event_id: de236247acecabc201279b7dac5808e3
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":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":5500000,"new_micro":5000000,"confidence":"observed","corroborations":2,"writer":"litellm"}

headline:
*** amazon-bedrock/anthropic/claude-haiku-4-5-20251001 output_text [global]: $5.50 → $5.00 /Mtok (-9.1%)


event_id: de46d4715aa2e4f7adb1d88edb15e5da
occurred_at: 2026-07-09
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #science
model_uid: openai/gpt-5.5-20260423
counterparty_uid: openai/gpt-5.6-terra
headline: *** GPT-5.6 Terra (xhigh) has kicked GPT-5.5 (medium) (Δ+0.025, 1.3× 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":"openai/gpt-5.5-20260423","display":"GPT-5.5 (medium)","comparability_key":"4fc2a8b86fdebe3f4b47d6e025e22ae249cd4b8bcb858c2c8b95605a620964cc","effort":"medium","score":0.8125,"cost_usd":9.52131,"released":"2026-04-23","evidence_url":"https://yhenon.github.io/surface-evolver-llm-eval/","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"openai/gpt-5.6-terra","display":"GPT-5.6 Terra (xhigh)","comparability_key":"e0bd03cbf16448389b8854e22bdec81123cba618dddf3700f1e6a36b1f3dea40","effort":"xhigh","score":0.8375,"cost_usd":7.58990275,"released":"2026-07-09","evidence_url":"https://yhenon.github.io/surface-evolver-llm-eval/","provenance":"leaderboard_maintainer_verified"},"delta_score":0.025000000000000022,"cost_ratio":1.2544706188758479,"cost_kind":"suite_total","same_model":false}


event_id: de472f9269360fe5a1cf1fdf343a619a
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 cache_read [priority]: $0.40 → $0.50 /Mtok (+25%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
retracted_at: 2026-08-01T19:34:25Z
retraction_reason: unwound as churn: the catalogue returned to $0.40 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":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":400000,"new_micro":500000,"confidence":"observed","corroborations":1,"writer":"litellm","churn_unwound":true}


event_id: de6e74bacebe087af3272d3a25a68dd4
occurred_at: 2026-08-04T13:22:23Z
observed_at: 2026-08-04T13:22:23Z
kind: PRICE
channel: #price
model_uid: openai/gpt-4o-mini-20240718
headline: *** requesty/openai/gpt-4o-mini-20240718 cache_read: $0.08 → $0.0825 /Mtok (+3.1%)
source_url: https://github.com/anomalyco/models.dev.git#providers/requesty/models/gpt-4o-mini@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-4o-mini-20240718","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":80000,"new_micro":82500,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: de72d6aaaf33acf85ea045f96c148740
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: *** huggingface/deepseek/deepseek-v4-pro cache_read: $0.0145 → $0.003625 /Mtok (-75%)
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"huggingface","seller_kind":"inference_host","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-pro","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":14500,"new_micro":3625,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}

source_url:
https://github.com/anomalyco/models.dev.git#providers/huggingface/models/deepseek-ai/DeepSeek-V4-Pro.toml


event_id: de82d4e904d1536b8089507ce721d092
occurred_at: 2026-08-04T13:22:23Z
observed_at: 2026-08-04T13:22:23Z
kind: PRICE
channel: #price
model_uid: openai/gpt-4.1-20250414
headline: *** requesty/openai/gpt-4.1-20250414 cache_read: $0.50 → $0.55 /Mtok (+10%)
source_url: https://github.com/anomalyco/models.dev.git#providers/requesty/models/gpt-4.1@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-4.1-20250414","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: de9429272fb8be80859e58678120ba90
occurred_at: 2026-08-04T13:22:23Z
observed_at: 2026-08-04T13:22:23Z
kind: PRICE
channel: #price
model_uid: openai/gpt-4.1-mini-20250414
headline: *** requesty/openai/gpt-4.1-mini-20250414 input_text: $0.40 → $0.44 /Mtok (+10%)
source_url: https://github.com/anomalyco/models.dev.git#providers/requesty/models/gpt-4.1-mini@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-4.1-mini-20250414","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":400000,"new_micro":440000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: ded43c19810f29461b6ccef85e3ac40c
occurred_at: 2025-12-17
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: openai/o3-20250416
counterparty_uid: google/gemini-3-flash-preview
headline: *** Gemini 3 Flash Preview has kicked o3 (high) (Δ+433.7, 1.1× 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/o3-20250416","display":"o3 (high)","comparability_key":"f201028ac46b1f5e40d0b4cac5e073109d112421fa541ca1d3f947b65bdc19fb","effort":"high","score":933.55,"cost_usd":0.103474,"released":"2025-04-16","provenance":"community_submitted"},"winner":{"model_uid":"google/gemini-3-flash-preview","display":"Gemini 3 Flash Preview","comparability_key":"e51dfe78986ee35c325753e7c0f8487bd6ab5d19b23c242583b1a74b2a591bf6","score":1367.2,"cost_usd":0.091067,"released":"2025-12-17","provenance":"community_submitted"},"delta_score":433.6500000000001,"cost_ratio":1.1362403505111622,"cost_kind":"per_task","same_model":false}


event_id: dedf4d2688feaf971543e423b3dbef4f
occurred_at: 2025-11-20T03:05:25Z
observed_at: 2025-11-20T03:05:25Z
kind: PRICE
channel: #price
model_uid: openai/gpt-3.5-turbo-instruct
headline: *** poe/openai/gpt-3.5-turbo-instruct input_text: $1.30 → $1.40 /Mtok (+7.7%)
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:
{"seller":"poe","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-3.5-turbo-instruct","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1300000,"new_micro":1400000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: df0111ae30427eeb24570756d4c1e0f8
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":"output_text","sellers":4,"points":3,"min_micro":13000000,"max_micro":20000000,"split_tenths":15,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":13000000,"open_weights":false}

headline:
*** netsplit openai/chatgpt-4o-latest output_text: 3 prices across 4 sellers, 1.5x spread (poe enters at $13.00)


event_id: df2bd227f3535a0a4c31e125859aab22
occurred_at: 2026-06-26T03:26:05Z
observed_at: 2026-06-26T03:26:05Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-oss-120b
headline: *** netsplit openai/gpt-oss-120b input_text: 12 prices across 27 sellers, 500000.0x spread
source_url: https://github.com/anomalyco/models.dev.git#providers/openrouter/models/openai/gpt-oss-120b.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":27,"points":12,"min_micro":30000,"max_micro":15000000000,"split_tenths":5000000,"trigger_jump":true,"open_weights":true,"extreme":true}


event_id: df828c3afecf7f45933af880b84e575f
occurred_at: 2026-06-03T20:13:54Z
observed_at: 2026-06-03T20:13:54Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.4-nano-20260317
headline: *** github-copilot/openai/gpt-5.4-nano-20260317 output_text: $0.00 → $1.25 /Mtok (from $0)
source_url: https://github.com/anomalyco/models.dev.git#providers/github-copilot/models/gpt-5.4-nano.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-nano-20260317","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":0,"new_micro":1250000,"confidence":"provisional","corroborations":1,"writer":"modelsdev","rose_from_zero":true}


event_id: df9e29ae022693e83cc50a90571c006d
occurred_at: 2026-08-03T15:37:29Z
observed_at: 2026-08-03T15:37:29Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-opus-4-20250514
headline: *** nano-gpt/anthropic/claude-opus-4-20250514 input_text: $14.994 → $15.00 /Mtok (+<0.1%)
source_url: https://github.com/anomalyco/models.dev.git#providers/nano-gpt/models/claude-opus-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-opus-4-20250514","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":14994000,"new_micro":15000000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: dfad4d9117992d9f3c740d59cc9e0627
occurred_at: 2026-08-03T03:34:00Z
observed_at: 2026-08-03T03:34:00Z
kind: PRICE
channel: #price
model_uid: xai/grok-4.20-0309-reasoning
headline: *** kilo/xai/grok-4.20-0309-reasoning input_text: $2.00 → $1.25 /Mtok (-37.5%)
source_url: https://github.com/anomalyco/models.dev.git#providers/kilo/models/x-ai/grok-4.20.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-4.20-0309-reasoning","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":2000000,"new_micro":1250000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: dfc52324d6b0610b80e447b44b0012b0
occurred_at: 2025-08-29T01:10:04Z
observed_at: 2025-08-29T01:10:04Z
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
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"}


event_id: dfdbfbb6c2899feb90bc92667ecfb995
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 (none) has kicked GPT-5 (medium) (Δ+0.0029, 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":"openai/gpt-5-20250807","display":"GPT-5 (medium)","comparability_key":"bd53f8837bb186273af93865ca36c8fd956b4bc7e345b91a59646d9e65c76068","effort":"medium","score":0.0749,"cost_usd":0.4486,"released":"2025-08-07","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":0.0029,"cost_ratio":2.039090909090909,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: e03a224549cab521246adb5d64cb6611
occurred_at: 2025-07-21
observed_at: 2026-08-15T17:38:24Z
kind: QUIT
channel: #dying
model_uid: anthropic/claude-2.1
source_url: https://platform.claude.com/docs/en/about-claude/model-deprecations.md
confidence: observed
occurred_at_kind: effective
payload:
{"seller":"anthropic","available_from":"2023-11-21","available_to":"2025-07-21","retire_kind":"announced","deprecation_announced_on":"2025-01-21","notice_days":181,"window_confidence":"observed"}

headline:
*** anthropic/claude-2.1 has quit anthropic (announced 2025-01-21, effective 2025-07-21, 181d notice)


event_id: e0446cb4a44b32b90e29ea69155bd8d8
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) (max) has kicked GPT-5 mini (high) (Δ+506.3, 1.1× 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-mini-20250807","display":"GPT-5 mini (high)","comparability_key":"f201028ac46b1f5e40d0b4cac5e073109d112421fa541ca1d3f947b65bdc19fb","effort":"high","score":799.77,"cost_usd":0.020554,"released":"2025-08-07","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":506.30999999999995,"cost_ratio":1.052647751715661,"cost_kind":"per_task","same_model":false}


event_id: e07cc8f0bfeb311a0f62b0bdb3a3d741
occurred_at: 2026-05-15T15:00:32Z
observed_at: 2026-05-15T15:00:32Z
kind: PRICE
channel: #price
model_uid: xai/grok-4.20-0309-reasoning
headline: *** openrouter/xai/grok-4.20-0309-reasoning output_text: $6.00 → $2.50 /Mtok (-58.3%)
source_url: https://github.com/anomalyco/models.dev.git#providers/openrouter/models/x-ai/grok-4.20.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"xai/grok-4.20-0309-reasoning","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: e08365e0ad0ab3cd4e091d80369d567a
occurred_at: 2026-07-04T17:37:22Z
observed_at: 2026-07-04T17:37:22Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** deepinfra/deepseek/deepseek-v4-flash input_text: $0.10 → $0.09 /Mtok (-10%)
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-v4-flash","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":100000,"new_micro":90000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}

source_url:
https://github.com/anomalyco/models.dev.git#providers/deepinfra/models/deepseek-ai/DeepSeek-V4-Flash.toml


event_id: e0babcaf40f7080b4e8eb43ddf04ec9b
occurred_at: 2025-08-07
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: openai/o3-pro-20250610
counterparty_uid: openai/gpt-5-20250807
headline: *** GPT-5 (high) has kicked o3-pro (high) (Δ+0.0249, 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/o3-pro-20250610","display":"o3-pro (high)","comparability_key":"fa299512f2b221f6c31a30c221e06bc425b2d83a07475bc97ff264e59d18dfc4","effort":"high","score":0.5821,"cost_usd":2.540382703,"released":"2025-06-10","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"openai/gpt-5-20250807","display":"GPT-5 (high)","comparability_key":"fa299512f2b221f6c31a30c221e06bc425b2d83a07475bc97ff264e59d18dfc4","effort":"high","score":0.607,"cost_usd":0.5931804044,"released":"2025-08-07","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"delta_score":0.024900000000000033,"cost_ratio":4.282647714179953,"cost_kind":"per_task","same_model":false}


event_id: e0cdbfe639153400b394851a97470ce8
occurred_at: 2025-06-11T20:51:05Z
observed_at: 2025-06-11T20:51:05Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-3.5-turbo-0613
source_url: https://github.com/anomalyco/models.dev.git#providers/azure/models/gpt-3.5-turbo-0613.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":3,"points":2,"min_micro":2000000,"max_micro":4000000,"split_tenths":20,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"azure","entering_micro":4000000,"open_weights":false}

headline:
*** netsplit openai/gpt-3.5-turbo-0613 output_text: 2 prices across 3 sellers, 2.0x spread (azure enters at $4.00)


event_id: e0daffaa4183d60473c50e830baaac8e
occurred_at: 2025-03-31T22:22:12Z
observed_at: 2025-03-31T22:22:12Z
kind: NETSPLIT
channel: #price
model_uid: anthropic/claude-3-7-sonnet-20250219
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":2,"min_micro":2500000,"max_micro":3000000,"split_tenths":12,"trigger_new_seller":true,"entering_seller":"databricks","entering_micro":2500000,"open_weights":false}

headline:
*** netsplit anthropic/claude-3-7-sonnet-20250219 input_text: 2 prices across 4 sellers, 1.2x spread (databricks enters at $2.50)


event_id: e0e08f08bfe3e3384498a691a234e433
occurred_at: 2026-07-31T05:31:48Z
observed_at: 2026-07-31T05:31:48Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-luna
headline: *** opencode/openai/gpt-5.6-luna input_text: $1.00 → $0.20 /Mtok (-80%)
source_url: https://github.com/anomalyco/models.dev.git#providers/opencode/models/gpt-5.6-luna.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"opencode","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: e0e43c79edc02da9d68ee34be1d5b7dd
occurred_at: 2025-05-20
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: openai/o4-mini-20250416
counterparty_uid: google/gemini-2.5-flash-preview-05-20
headline: *** Gemini 2.5 Flash Preview (05-20) has kicked o4-mini (low) (Δ+0.12, 1.1× 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/o4-mini-20250416","display":"o4-mini (low)","comparability_key":"61e5f79ab5c5a546f24f3ce80acc9f783e10bc8c63bbf615ebd2d7b749f83096","effort":"low","score":0.213,"cost_usd":0.0406,"released":"2025-04-16","evidence_url":"https://arcprize.org/leaderboard","provenance":"leaderboard_maintainer_verified"},"winner":{"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"},"delta_score":0.12000000000000002,"cost_ratio":1.0943396226415094,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: e0e9c6f8422cde060675b389cf6c4f68
occurred_at: 2026-07-31T05:31:48Z
observed_at: 2026-07-31T05:31:48Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-luna
headline: *** opencode/openai/gpt-5.6-luna output_text: $6.00 → $1.20 /Mtok (-80%)
source_url: https://github.com/anomalyco/models.dev.git#providers/opencode/models/gpt-5.6-luna.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"opencode","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: e158ad5791b2048171f7a6ac42a640ac
occurred_at: 2026-08-09T00:33:14Z
observed_at: 2026-08-09T00:33:14Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** kilo/deepseek/deepseek-v4-flash output_text: $0.28 → $0.252 /Mtok (-10%)
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-v4-flash","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":280000,"new_micro":252000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}

source_url:
https://github.com/anomalyco/models.dev.git#providers/kilo/models/~deepseek/deepseek-v4-flash-latest.toml


event_id: e1626d3643416a368b146d37365d44e8
occurred_at: 2026-06-03T20:13:54Z
observed_at: 2026-06-03T20:13:54Z
kind: PRICE
channel: #price
model_uid: openai/o4-mini-20250416
headline: *** llmgateway/openai/o4-mini-20250416 cache_read: $0.28 → $0.275 /Mtok (-1.8%)
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/o4-mini.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/o4-mini-20250416","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":280000,"new_micro":275000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: e16d28cfd75792a5cc2d9505392cbf94
occurred_at: 2026-05-16T08:54:41Z
observed_at: 2026-05-16T08:54:41Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash output_text: $0.252 → $0.224 /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":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":252000,"new_micro":224000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: e16e91bc9da2104224037e20d503eea8
occurred_at: 2026-08-03T15:37:29Z
observed_at: 2026-08-03T15:37:29Z
kind: PRICE
channel: #price
model_uid: openai/gpt-4o-20240806
headline: *** nano-gpt/openai/gpt-4o-20240806 input_text: $2.499 → $2.50 /Mtok (+<0.1%)
source_url: https://github.com/anomalyco/models.dev.git#providers/nano-gpt/models/openai/gpt-4o-2024-08-06.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-20240806","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":2499000,"new_micro":2500000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: e17abd08d6e42ab64f5118e83ff217d3
occurred_at: 2026-05-07T08:29:48Z
observed_at: 2026-05-07T08:29:48Z
kind: NETSPLIT
channel: #price
model_uid: xai/grok-4.20-0309-reasoning
headline: *** netsplit xai/grok-4.20-0309-reasoning output_text: 3 prices across 9 sellers, 5.3x spread
source_url: https://github.com/anomalyco/models.dev.git#providers/venice/models/grok-4-20.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":9,"points":3,"min_micro":2830000,"max_micro":15000000,"split_tenths":53,"trigger_jump":true,"open_weights":false}


event_id: e1b4dc77a50e034c916d8d0caa02e680
occurred_at: 2026-08-03T15:37:29Z
observed_at: 2026-08-03T15:37:29Z
kind: PRICE
channel: #price
model_uid: openai/o1-20241217
headline: *** nano-gpt/openai/o1-20241217 input_text: $14.994 → $15.00 /Mtok (+<0.1%)
source_url: https://github.com/anomalyco/models.dev.git#providers/nano-gpt/models/openai/o1.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/o1-20241217","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":14994000,"new_micro":15000000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: e1be9c0b7b195459f44aed7b7a5ff602
occurred_at: 2026-04-23
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: openai/gpt-5.4-pro-20260305
counterparty_uid: openai/gpt-5.5-20260423
headline: *** GPT-5.5 (high) has kicked GPT-5.4 pro (xhigh) (Δ+0, 11.3× 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-pro-20260305","display":"GPT-5.4 pro (xhigh)","comparability_key":"8d5480de3420c84264a6cbe8157a54cfe86ca303c2e69455c2c96a067e6ae13b","effort":"xhigh","score":0.8333,"cost_usd":16.41,"released":"2026-03-05","provenance":"community_submitted"},"winner":{"model_uid":"openai/gpt-5.5-20260423","display":"GPT-5.5 (high)","comparability_key":"8aa8fa9a8ee71397b053e8fe68c740b0ce7dabbc34b1a3ec79feb6b3681e18bc","effort":"high","score":0.8333,"cost_usd":1.45,"released":"2026-04-23","provenance":"community_submitted"},"delta_score":0,"cost_ratio":11.317241379310346,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: e1dece4ffbc87314b6e4b6594cf38b4d
occurred_at: 2026-06-30T21:47:27Z
observed_at: 2026-06-30T21:47:27Z
kind: NETSPLIT
channel: #price
model_uid: anthropic/claude-sonnet-5
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/claude-sonnet-5.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":8,"points":2,"min_micro":10000000,"max_micro":15000000,"split_tenths":15,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"llmgateway","entering_micro":15000000,"open_weights":false}

headline:
*** netsplit anthropic/claude-sonnet-5 output_text: 2 prices across 8 sellers, 1.5x spread (llmgateway enters at $15.00)


event_id: e1e3f5a0e66afd8fbe763658cef09cab
occurred_at: 2026-03-23T21:28:46Z
observed_at: 2026-03-23T21:28:46Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-pro
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/gemini-pro-latest.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":4,"points":4,"min_micro":375000,"max_micro":12000000,"split_tenths":320,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"llmgateway","entering_micro":12000000,"open_weights":false}

headline:
*** netsplit google/gemini-pro output_text: 4 prices across 4 sellers, 32.0x spread (llmgateway enters at $12.00)


event_id: e1e7ac72660a380151e01aa6fced5f96
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 input_text: $3.00 → $3.60 /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":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":3000000,"new_micro":3600000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: e1f9455d63b87552be7b68ffd9e7a022
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":"output_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 output_text: 3 prices across 4 sellers, 1500.0x spread (ibm-watsonx enters at $150.00)


event_id: e2017b60d0383aaf37bb8123027fbc8a
occurred_at: 2026-02-17T21:01:54Z
observed_at: 2026-02-17T21:01:54Z
kind: NETSPLIT
channel: #price
model_uid: mistral/magistral-small-2506
source_url: https://github.com/anomalyco/models.dev.git#providers/nano-gpt/models/Magistral-Small-2506.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":3,"points":2,"min_micro":1400000,"max_micro":1500000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"nano-gpt","entering_micro":1400000,"open_weights":true}

headline:
*** netsplit mistral/magistral-small-2506 output_text: 2 prices across 3 sellers, 1.1x spread (nano-gpt enters at $1.40)


event_id: e259067c4ff55337c5b11032ac619eed
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":"input_text","sellers":5,"points":2,"min_micro":27000000,"max_micro":30000000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":27000000,"open_weights":false}

headline:
*** netsplit openai/gpt-5.4-pro-20260305 input_text: 2 prices across 5 sellers, 1.1x spread (poe enters at $27.00)


event_id: e25940ae2f2d01db1e643436e5a87549
occurred_at: 2026-05-28T20:54:39Z
observed_at: 2026-05-28T20:54:39Z
kind: NETSPLIT
channel: #price
model_uid: anthropic/claude-opus-4-8
source_url: https://github.com/anomalyco/models.dev.git#providers/venice/models/claude-opus-4-8.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":3,"points":2,"min_micro":25000000,"max_micro":30000000,"split_tenths":12,"trigger_new_seller":true,"entering_seller":"venice","entering_micro":30000000,"open_weights":false}

headline:
*** netsplit anthropic/claude-opus-4-8 output_text: 2 prices across 3 sellers, 1.2x spread (venice enters at $30.00)


event_id: e2963fd4a6bd57b34f8c751aa258e258
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 output_text: $0.40 → $0.42 /Mtok (+5%)
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/deepseek-v3.2.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"llmgateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"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: e2b552ba04986651adc62434a9d5ffdf
occurred_at: 2026-08-04T13:22:23Z
observed_at: 2026-08-04T13:22:23Z
kind: PRICE
channel: #price
model_uid: openai/gpt-4.1-mini-20250414
headline: *** requesty/openai/gpt-4.1-mini-20250414 output_text: $1.60 → $1.76 /Mtok (+10%)
source_url: https://github.com/anomalyco/models.dev.git#providers/requesty/models/gpt-4.1-mini@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-4.1-mini-20250414","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1600000,"new_micro":1760000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: e2d796100e1d9b90d9b2348cbdbff74b
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-non-reasoning
headline: *** llmgateway/xai/grok-4-1-fast-non-reasoning input_text: $3.00 → $0.20 /Mtok (-93.3%)
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-non-reasoning","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":3000000,"new_micro":200000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}

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


event_id: e2ef9aed20ddf5a432cb1bbe6613e456
occurred_at: 2026-04-23
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: openai/gpt-5.3-codex
counterparty_uid: openai/gpt-5.5-20260423
headline: *** GPT-5.5 (high) has kicked GPT-5.3-Codex (xhigh) (Δ+0.046, 1.1× 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/gpt-5.3-codex","display":"GPT-5.3-Codex (xhigh)","comparability_key":"27774401d9928ed517efdabfb8155a3572695db75f63469d3bed3747b0ef0ed3","effort":"xhigh","score":0.793,"cost_usd":2.353800286764706,"released":"2026-02-05","evidence_url":"WeirdML Leaderboard","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"openai/gpt-5.5-20260423","display":"GPT-5.5 (high)","comparability_key":"fa299512f2b221f6c31a30c221e06bc425b2d83a07475bc97ff264e59d18dfc4","effort":"high","score":0.8390000000000001,"cost_usd":2.221576529411765,"released":"2026-04-23","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"delta_score":0.04600000000000004,"cost_ratio":1.0595179844594198,"cost_kind":"per_task","same_model":false}


event_id: e2f6fa9d27e2b52a022283a5cca6350b
occurred_at: 2025-06-06T17:43:04Z
observed_at: 2025-06-06T17:43:04Z
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":3,"points":3,"min_micro":1500000,"max_micro":4560000,"split_tenths":30,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"nebius","entering_micro":1500000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v3-0324 output_text: 3 prices across 3 sellers, 3.0x spread (nebius enters at $1.50)


event_id: e30ef41db13af58b5be06d693e57d7aa
occurred_at: 2026-06-09
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: anthropic/claude-opus-4-7-20260416
counterparty_uid: anthropic/claude-fable-5
headline: *** Claude Fable 5 (high) has kicked Claude Opus 4.7 (max) (Δ+0.058, 1.0× 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-opus-4-7-20260416","display":"Claude Opus 4.7 (max)","comparability_key":"895ac0813b0b7d7b74983954dff9b1b479c67e74d141f79b7b088a62e1dba42f","effort":"max","score":0.648,"cost_usd":11.02,"released":"2026-04-16","evidence_url":"https://cursor.com/cursorbench","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"anthropic/claude-fable-5","display":"Claude Fable 5 (high)","comparability_key":"b92ae5cae2e97431845d721510f081e394838c2b6c01e55c5cd7758ca9c115c3","effort":"high","score":0.706,"cost_usd":10.81,"released":"2026-06-09","evidence_url":"https://cursor.com/cursorbench","provenance":"leaderboard_maintainer_verified"},"delta_score":0.05799999999999994,"cost_ratio":1.0194264569842737,"cost_kind":"per_task","same_model":false}


event_id: e3117e67313877e09a149b1f29a5a100
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 output_text: $0.69 → $0.75 /Mtok (+8.7%)
source_url: https://github.com/anomalyco/models.dev.git#providers/cerebras/models/gpt-oss-120b.toml
confidence: observed
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":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":690000,"new_micro":750000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: e317e074865f4438cee558557837ac49
occurred_at: 2026-05-01T11:09:51Z
observed_at: 2026-05-01T11:09:51Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-v4-pro
source_url: https://github.com/anomalyco/models.dev.git#providers/kilo/models/deepseek/deepseek-v4-pro.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":9,"points":3,"min_micro":435000,"max_micro":1740000,"split_tenths":40,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"kilo","entering_micro":435000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v4-pro input_text: 3 prices across 9 sellers, 4.0x spread (kilo enters at $0.435)


event_id: e31e5898205220c1a389c8842e1bf161
occurred_at: 2026-07-09
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #math
model_uid: google/gemini-3.5-flash
counterparty_uid: openai/gpt-5.6-luna
headline: *** GPT-5.6 Luna (max) has kicked Gemini 3.5 Flash (high) (Δ+0.25, 3.1× 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":"google/gemini-3.5-flash","display":"Gemini 3.5 Flash (high)","comparability_key":"6b1f25b544c2e74b17d1a39b68c48b00d8f715abe795ce73bbcca590de234888","effort":"high","score":0.29,"cost_usd":1.399975,"released":"2026-05-19","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":0.25000000000000006,"cost_ratio":3.115729149279475,"cost_kind":"per_task","same_model":false}


event_id: e325a53bfc28abdc6cf141a28521078b
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: *** azure/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: provisional
occurred_at_kind: commit
payload:
{"seller":"azure","seller_kind":"cloud","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":"provisional","corroborations":1,"writer":"litellm"}


event_id: e33654c5604c56d13a8149b08d84820c
occurred_at: 2026-01-23T01:10:53Z
observed_at: 2026-01-23T01:10:53Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-v3
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/deepseek/deepseek-v3.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":14,"points":12,"min_micro":150000,"max_micro":1450000,"split_tenths":97,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"llmgateway","entering_micro":150000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v3 input_text: 12 prices across 14 sellers, 9.7x spread (llmgateway enters at $0.15)


event_id: e355a6bedde1e223997011b938462b29
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 output_text: $0.00 → $10.00 /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":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":0,"new_micro":10000000,"confidence":"provisional","corroborations":1,"writer":"modelsdev","rose_from_zero":true}


event_id: e3b1494d3dd57344e642e5135eefec6b
occurred_at: 2026-06-03T20:13:54Z
observed_at: 2026-06-03T20:13:54Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5-mini-20250807
headline: *** github-copilot/openai/gpt-5-mini-20250807 input_text: $0.00 → $0.25 /Mtok (from $0)
source_url: https://github.com/anomalyco/models.dev.git#providers/github-copilot/models/gpt-5-mini.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-mini-20250807","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}


event_id: e4263f179a433b7ca9440fcf9f5555ad
occurred_at: 2025-02-05T03:00:22Z
observed_at: 2025-02-05T03:00:22Z
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":2,"points":2,"min_micro":250000,"max_micro":900000,"split_tenths":36,"trigger_new_seller":true,"entering_seller":"openai","entering_micro":250000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v3 input_text: 2 prices across 2 sellers, 3.6x spread (openai enters at $0.25)


event_id: e45548eb245f6face66ce9de9d0aafd8
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 output_text: $0.1206 → $0.12012 /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":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":120600,"new_micro":120120,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: e464ed23ff9d95f4d9530f5ba961ac6b
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-terra
headline: *** GPT-5.6 Terra (max) has kicked GPT-5.5 (xhigh) (Δ+8.45, 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":"openai/gpt-5.5-20260423","display":"GPT-5.5 (xhigh)","comparability_key":"82773910ecd1b341391c6ed673ce8cdec8c8ef280116e45ac34f4cedf54b9558","effort":"xhigh","score":1942.97,"cost_usd":1.517132,"released":"2026-04-23","provenance":"community_submitted"},"winner":{"model_uid":"openai/gpt-5.6-terra","display":"GPT-5.6 Terra (max)","comparability_key":"f3f3607ec6d855965dff8aaca3ae425e1c5322e2217c92b8434b5a84ed17d257","effort":"max","score":1951.42,"cost_usd":1.254047,"released":"2026-07-09","provenance":"community_submitted"},"delta_score":8.450000000000045,"cost_ratio":1.2097887878205522,"cost_kind":"per_task","same_model":false}


event_id: e4915b7e466b5aab5575f7b53f3c24a3
occurred_at: 2025-10-04T21:50:44Z
observed_at: 2025-10-04T21:50:44Z
kind: PRICE
channel: #price
model_uid: xai/grok-4-fast-non-reasoning
headline: *** azure/xai/grok-4-fast-non-reasoning output_text: $2500.00 → $1.73 /Mtok (-99.9%)
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-fast-non-reasoning","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":2500000000,"new_micro":1730000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: e4a4bd2c36140a937c005a7a76a5f673
occurred_at: 2026-02-05T20:39:00Z
observed_at: 2026-02-05T20:39:00Z
kind: NETSPLIT
channel: #price
model_uid: anthropic/claude-opus-4-6-20260205
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/anthropic/claude-opus-4-6.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":7,"points":2,"min_micro":21000000,"max_micro":25000000,"split_tenths":12,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":21000000,"open_weights":false}

headline:
*** netsplit anthropic/claude-opus-4-6-20260205 output_text: 2 prices across 7 sellers, 1.2x spread (poe enters at $21.00)


event_id: e4a506d422b387f0c203bbd07a94e00c
occurred_at: 2025-10-30
observed_at: 2025-10-30T02:11:40Z
kind: QUIT
channel: #dying
model_uid: mistral/devstral-small-2505
headline: *** mistral/devstral-small-2505 has quit chutes (delisted 2025-10-30)
source_url: https://github.com/anomalyco/models.dev.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"chutes","available_from":"2025-08-01","available_to":"2025-10-30","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: e4b38e36d7f390439a32a562b170d505
occurred_at: 2026-08-03T03:34:00Z
observed_at: 2026-08-03T03:34:00Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-r1-0528
headline: *** kilo/deepseek/deepseek-r1-0528 cache_read: $0.20 → $0.35 /Mtok (+75%)
source_url: https://github.com/anomalyco/models.dev.git#providers/kilo/models/deepseek/deepseek-r1-0528.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-r1-0528","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":200000,"new_micro":350000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: e4b6dc01f30ba9601bc8f3479fe41e84
occurred_at: 2025-11-08T19:23:39Z
observed_at: 2025-11-08T19:23:39Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-120b
headline: *** chutes/openai/gpt-oss-120b input_text: $0.10 → $0.04 /Mtok (-60%)
source_url: https://github.com/anomalyco/models.dev.git#providers/chutes/models/openai/gpt-oss-120b.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"chutes","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":100000,"new_micro":40000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: e4d89b0b409b103228df1a8fff70eb68
occurred_at: 2025-05-28
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: google/gemini-2.5-flash-preview-05-20
counterparty_uid: deepseek/deepseek-r1-0528
headline: *** DeepSeek-R1 (May 2025) has kicked Gemini 2.5 Flash Preview (05-20) (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-05-20","display":"Gemini 2.5 Flash Preview (05-20)","comparability_key":"fbca08c3b7a80bd1967d462054492a2ed560c55a7dc1a5961b6ecd07c331f226","score":0.4095,"cost_usd":0.1058535368,"released":"2025-05-20","evidence_url":"https://htihle.github.io/weirdml.html","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":0.006800000000000028,"cost_ratio":1.4894620763235173,"cost_kind":"per_task","same_model":false}


event_id: e517b338827d886a63785dfceed6fa78
occurred_at: 2024-06-20T15:11:51Z
observed_at: 2024-06-20T15:11:51Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-1.5-pro
headline: *** netsplit google/gemini-1.5-pro output_text: 2 prices across 2 sellers, 14.3x 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":1050000,"max_micro":15000000,"split_tenths":143,"trigger_jump":true,"open_weights":false}


event_id: e58d4845fcb238e34288f9a545be83b1
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":"output_text","sellers":6,"points":5,"min_micro":800000,"max_micro":165000000000,"split_tenths":2062500,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"wandb","entering_micro":165000000000,"open_weights":true,"extreme":true}

headline:
*** netsplit deepseek/deepseek-v3.1 output_text: 5 prices across 6 sellers, 206250.0x spread (wandb enters at $165000.00)


event_id: e5946a7a38599bcecdf5875bf0ce1f28
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_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 [jp, ctx≥200000]: $0.60 → $0.66 /Mtok (+10%)


event_id: e5c6b3765be2ead846adb3e0cbe64dfd
occurred_at: 2026-08-14T18:33:04Z
observed_at: 2026-08-14T18:33:04Z
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
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"}


event_id: e6290c04472165fc8a01f3e224fa42f9
occurred_at: 2026-07-14T14:54:41Z
observed_at: 2026-07-14T14:54:41Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.1-20251113
headline: *** openrouter/openai/gpt-5.1-20251113 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.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-5.1-20251113","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: e629c3d9a838723d245e8ec41eca4f08
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 input_text: $0.40 → $0.20 /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":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":400000,"new_micro":200000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: e65c0d33114d15ef567e8281db54ff7e
occurred_at: 2026-08-05T20:42:28Z
observed_at: 2026-08-05T20:42:28Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash input_text: $0.09 → $0.083 /Mtok (-7.8%)
confidence: observed
occurred_at_kind: commit
retracted_at: 2026-08-05T22:37:14Z
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":83000,"confidence":"observed","corroborations":1,"writer":"modelsdev","churn_unwound":true}


event_id: e661e0d77945261907532271eb1205a3
occurred_at: 2026-01-12T09:49:49Z
observed_at: 2026-01-12T09:49:49Z
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":12,"points":9,"min_micro":400000,"max_micro":10000000,"split_tenths":250,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"replicate","entering_micro":10000000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-r1 output_text: 9 prices across 12 sellers, 25.0x spread (replicate enters at $10.00)


event_id: e66805af3456ada1eb69ffd5fad2ce73
occurred_at: 2024-05-22T02:45:47Z
observed_at: 2024-05-22T02:45:47Z
kind: NETSPLIT
channel: #price
model_uid: mistral/mistral-tiny
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":150000,"max_micro":250000,"split_tenths":17,"trigger_new_seller":true,"entering_seller":"openrouter","entering_micro":250000,"open_weights":false}

headline:
*** netsplit mistral/mistral-tiny input_text: 2 prices across 2 sellers, 1.7x spread (openrouter enters at $0.25)


event_id: e66f82253d11dccad9a6a88619a077eb
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: $0.20 → $0.25 /Mtok (+25%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
retracted_at: 2026-08-05T06:56:52Z
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-terra","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":200000,"new_micro":250000,"confidence":"observed","corroborations":2,"writer":"litellm","churn_unwound":true}


event_id: e6e91ecddf04fd7a2917efd78d5b5a74
occurred_at: 2025-05-28
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: openai/gpt-4.1-20250414
counterparty_uid: deepseek/deepseek-r1-0528
headline: *** DeepSeek-R1 (May 2025) has kicked GPT-4.1 (Δ+0.0259, 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/gpt-4.1-20250414","display":"GPT-4.1","comparability_key":"a760dcfeb010973e736a2c6d304dae3d9078b6d0cde0152fea4c8e4668fdbda0","score":0.3904,"cost_usd":0.09702961905,"released":"2025-04-14","evidence_url":"https://htihle.github.io/weirdml.html","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":0.02589999999999998,"cost_ratio":1.365300983075824,"cost_kind":"per_task","same_model":false}


event_id: e6ee9166180a08bef265307e2060eb98
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 output_text [batch]: $3.00 → $0.60 /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":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":3000000,"new_micro":600000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: e724f592ade6b9fe80d7600f7da89d38
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 input_text: $2.50 → $1.00 /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":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":2500000,"new_micro":1000000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: e7698991a51bc49e7cd0f83dcdf29822
occurred_at: 2026-05-19T00:07:14Z
observed_at: 2026-05-19T00:07:14Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5-chat
headline: *** vercel-ai-gateway/openai/gpt-5-chat cache_read: $0.125 → $0.13 /Mtok (+4%)
source_url: https://github.com/anomalyco/models.dev.git#providers/vercel/models/openai/gpt-5-chat.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-chat","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":125000,"new_micro":130000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: e790d2aea5c75aee237c6813ba2d3905
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 (medium) (Δ+0.1117, 1.3× 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 (medium)","comparability_key":"972463fab8f2feec48fb9ef35bc3e7f7e241f5ccb1362195c60c4769a1d81f58","effort":"medium","score":0.3733000000000001,"cost_usd":0.0401,"released":"2025-08-07","provenance":"community_submitted"},"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":0.11169999999999991,"cost_ratio":1.3061889250814331,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: e7a7636712fc3116fe5b3ff46340524a
occurred_at: 2026-07-09
observed_at: 2026-07-09T15:24:27Z
kind: QUIT
channel: #dying
model_uid: google/gemini-2.5-flash-lite-preview-09-2025
headline: *** google/gemini-2.5-flash-lite-preview-09-2025 has quit openrouter (delisted 2026-07-09)
source_url: https://github.com/anomalyco/models.dev.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","available_from":"2025-10-03","available_to":"2026-07-09","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: e7ba6414106853448ad3e0dd331083bb
occurred_at: 2025-04-16
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: anthropic/claude-3-7-sonnet-20250219
counterparty_uid: openai/o4-mini-20250416
headline: *** o4-mini (medium) has kicked Claude 3.7 Sonnet (Δ+0.132, 2.2× 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":"anthropic/claude-3-7-sonnet-20250219","display":"Claude 3.7 Sonnet","comparability_key":"7a3ef997bb22ef343073871d7ed8d296dfbca01fd4b2360d2c83afe21bd704a6","score":0.286,"cost_usd":0.33,"released":"2025-02-24","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":0.132,"cost_ratio":2.2,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: e8338ca61940d927376a0d69b07cab8c
occurred_at: 2026-03-23T20:13:10Z
observed_at: 2026-03-23T20:13:10Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-5.4-nano-20260317
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openai/gpt-5.4-nano.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":5,"points":2,"min_micro":180000,"max_micro":200000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":180000,"open_weights":false}

headline:
*** netsplit openai/gpt-5.4-nano-20260317 input_text: 2 prices across 5 sellers, 1.1x spread (poe enters at $0.18)


event_id: e8d318d5dfcb5e5ea14abbc2ce485a56
occurred_at: 2026-07-01
observed_at: 2026-07-01T19:55:35Z
kind: JOIN
channel: #launch
model_uid: anthropic/claude-fable-5
headline: *** anthropic/claude-fable-5 has rejoined vercel-ai-gateway
source_url: https://github.com/anomalyco/models.dev.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"vercel-ai-gateway","available_from":"2026-07-01","rejoin":true,"window_confidence":"observed"}


event_id: e9230f1cc22fe8c95eb787fdb50ceb07
occurred_at: 2026-07-28
observed_at: 2026-07-28T17:02:06Z
kind: QUIT
channel: #dying
model_uid: google/gemini-3-pro-preview
headline: *** google/gemini-3-pro-preview has quit vercel-ai-gateway (delisted 2026-07-28)
source_url: https://github.com/anomalyco/models.dev.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"vercel-ai-gateway","available_from":"2025-11-19","available_to":"2026-07-28","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: e94054980a88008dec0da94da7e66eca
occurred_at: 2026-08-02T03:00:11Z
observed_at: 2026-08-02T03:00:11Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash input_text: $0.0938 → $0.09 /Mtok (-4.1%)
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":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":93800,"new_micro":90000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: e973eb6ecd25acc64278fcf5949d29b6
occurred_at: 2026-04-04T21:44:07Z
observed_at: 2026-04-04T21:44:07Z
kind: NETSPLIT
channel: #price
model_uid: xai/grok-4.20-0309-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":7,"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-4.20-0309-reasoning input_text: 3 prices across 7 sellers, 1.5x spread (oracle-oci enters at $3.00)


event_id: e978268a543975f7957eeacc7e0fd6c7
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 output_text: $1.97 → $6.00 /Mtok (+204.6%)
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":1970000,"new_micro":6000000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: e98f7aadc5d8349ea87fb9abac15993f
occurred_at: 2026-08-15T15:24:37Z
observed_at: 2026-08-15T15:24:37Z
kind: PRICE
channel: #price
model_uid: google/gemini-3.5-flash
headline: *** requesty/google/gemini-3.5-flash cache_read: $0.15 → $0.165 /Mtok (+10%)
source_url: https://github.com/anomalyco/models.dev.git#providers/requesty/models/gemini-3.5-flash@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-3.5-flash","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":150000,"new_micro":165000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: e9aaf610df2d26161dd14bdbdce50436
occurred_at: 2026-02-13T04:30:14Z
observed_at: 2026-02-13T04:30:14Z
kind: PRICE
channel: #price
model_uid: google/gemini-pro
headline: *** google-ai-studio/google/gemini-pro input_text: $0.35 → $1.25 /Mtok (+257.1%)
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-pro","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":350000,"new_micro":1250000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: e9e49a206a48c91707abd7cdcd075870
occurred_at: 2025-12-24T02:20:48Z
observed_at: 2025-12-24T02:20:48Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-120b
headline: *** cloudflare-ai-gateway/openai/gpt-oss-120b input_text: $0.00 → $0.35 /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-120b","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":0,"new_micro":350000,"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-120b.toml


event_id: ea21f5c5705d989f21abe74fc7002598
occurred_at: 2025-09-26T16:51:38Z
observed_at: 2025-09-26T16:51:38Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-2.5-flash-preview-09-2025
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":150000,"max_micro":300000,"split_tenths":20,"trigger_new_seller":true,"entering_seller":"google-vertex","entering_micro":300000,"open_weights":false}

headline:
*** netsplit google/gemini-2.5-flash-preview-09-2025 input_text: 2 prices across 2 sellers, 2.0x spread (google-vertex enters at $0.30)


event_id: ea2298e7088d37bebba39a540e1139e6
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":"input_text","sellers":4,"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-non-reasoning input_text: 2 prices across 4 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-non-reasoning.toml


event_id: ea2bf18c5bce1910a77f1e9e0a9a5370
occurred_at: 2026-05-19
observed_at: 2026-05-19T20:58:06Z
kind: QUIT
channel: #dying
model_uid: google/gemini-2.5-flash-preview-04-17
headline: *** google/gemini-2.5-flash-preview-04-17 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":"2025-04-19","available_to":"2026-05-19","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: ea3aa9818f3c181dfa22a9a522b231be
occurred_at: 2026-06-03T20:13:54Z
observed_at: 2026-06-03T20:13:54Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.5-20260423
headline: *** github-copilot/openai/gpt-5.5-20260423 input_text: $0.00 → $5.00 /Mtok (from $0)
source_url: https://github.com/anomalyco/models.dev.git#providers/github-copilot/models/gpt-5.5.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-5.5-20260423","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":0,"new_micro":5000000,"confidence":"provisional","corroborations":1,"writer":"modelsdev","rose_from_zero":true}


event_id: ea51f2b998b220e5dfa6e09cfe694723
occurred_at: 2026-01-11T06:07:24Z
observed_at: 2026-01-11T06:07:24Z
kind: PRICE
channel: #price
model_uid: google/gemini-2.5-flash-lite
headline: *** vercel-ai-gateway/google/gemini-2.5-flash-lite cache_read: $0.025 → $0.01 /Mtok (-60%)
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":"google/gemini-2.5-flash-lite","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":25000,"new_micro":10000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}

source_url:
https://github.com/anomalyco/models.dev.git#providers/vercel/models/google/gemini-2.5-flash-lite.toml


event_id: eae1e7d2b5286625803ffcfddb24745f
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":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":25000000,"new_micro":27500000,"confidence":"observed","corroborations":2,"writer":"modelsdev"}

headline:
*** amazon-bedrock/anthropic/claude-opus-4-6-20260205 output_text [eu]: $25.00 → $27.50 /Mtok (+10%)


event_id: eb06feda1f558da0dd065cac64edd31d
occurred_at: 2026-03-18T23:58:50Z
observed_at: 2026-03-18T23:58:50Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.2
headline: *** venice/deepseek/deepseek-v3.2 output_text: $1.00 → $0.48 /Mtok (-52%)
source_url: https://github.com/anomalyco/models.dev.git#providers/venice/models/deepseek-v3.2.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":"deepseek/deepseek-v3.2","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1000000,"new_micro":480000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: eb0ce5d08952ce65cb74c6ca38ab04b7
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 input_text: $1.10 → $1.25 /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":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1100000,"new_micro":1250000,"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: eb626f500e8352ad81bcd301cb2f5d16
occurred_at: 2025-06-19T23:38:17Z
observed_at: 2025-06-19T23:38:17Z
kind: PRICE
channel: #price
model_uid: google/gemini-2.5-flash-preview-05-20
headline: *** google-vertex/google/gemini-2.5-flash-preview-05-20 input_text: $0.15 → $0.30 /Mtok (+100%)
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-preview-05-20","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":150000,"new_micro":300000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: eb8eb39d75bbf0790645ee5e51a87427
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 output_text: $0.00 → $15.00 /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":"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: eb9033e17ccf83bfa2814552e2277c74
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+0.0486, 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":"openai/gpt-5.5-20260423","display":"GPT-5.5 (high)","comparability_key":"fa299512f2b221f6c31a30c221e06bc425b2d83a07475bc97ff264e59d18dfc4","effort":"high","score":0.8390000000000001,"cost_usd":2.221576529411765,"released":"2026-04-23","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"openai/gpt-5.6-sol","display":"GPT-5.6 Sol (high)","comparability_key":"fa299512f2b221f6c31a30c221e06bc425b2d83a07475bc97ff264e59d18dfc4","effort":"high","score":0.8876000000000001,"cost_usd":1.25479875,"released":"2026-07-09","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"delta_score":0.04859999999999998,"cost_ratio":1.7704644106569,"cost_kind":"per_task","same_model":false}


event_id: ebecc019f95acefe7a598e224ba2f50c
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 [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
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":"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","churn_unwound":true}


event_id: ebf44080ad61cd4997b9c9f6814c5c5d
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 output_text: $0.196 → $0.1876 /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":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":196000,"new_micro":187600,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: ec40f11a08b81fd32c609f712d60d985
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
headline: *** amazon-bedrock/anthropic/claude-opus-4-6-20260205 input_text [eu]: $5.00 → $5.50 /Mtok (+10%)
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":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":5000000,"new_micro":5500000,"confidence":"observed","corroborations":2,"writer":"modelsdev"}


event_id: ec5fe9738ee932956f2478b4f48a327c
occurred_at: 2026-04-23
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: anthropic/claude-opus-4-7-20260416
counterparty_uid: openai/gpt-5.5-20260423
headline: *** GPT-5.5 (low) has kicked Claude Opus 4.7 (low) (Δ+0.005, 1.6× 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-opus-4-7-20260416","display":"Claude Opus 4.7 (low)","comparability_key":"8717abaad4e6854ba1541ed2b1713adba0c429ed1b5e5a3c1eaca33cf72e0db4","effort":"low","score":0.483,"cost_usd":1.87,"released":"2026-04-16","evidence_url":"https://cursor.com/cursorbench","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"openai/gpt-5.5-20260423","display":"GPT-5.5 (low)","comparability_key":"8717abaad4e6854ba1541ed2b1713adba0c429ed1b5e5a3c1eaca33cf72e0db4","effort":"low","score":0.488,"cost_usd":1.19,"released":"2026-04-23","evidence_url":"https://cursor.com/cursorbench","provenance":"leaderboard_maintainer_verified"},"delta_score":0.0050000000000000044,"cost_ratio":1.5714285714285716,"cost_kind":"per_task","same_model":false}


event_id: ec833ed0f5c02dcfd9fbe47f4dc5474f
occurred_at: 2025-09-26T16:51:38Z
observed_at: 2025-09-26T16:51:38Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-2.5-flash-preview-09-2025
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":600000,"max_micro":2500000,"split_tenths":42,"trigger_new_seller":true,"entering_seller":"google-vertex","entering_micro":2500000,"open_weights":false}

headline:
*** netsplit google/gemini-2.5-flash-preview-09-2025 output_text: 2 prices across 2 sellers, 4.2x spread (google-vertex enters at $2.50)


event_id: ec9b16400e0d0a42d5f34d96df046c75
occurred_at: 2026-08-03T03:34:00Z
observed_at: 2026-08-03T03:34:00Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-20b
headline: *** kilo/openai/gpt-oss-20b output_text: $0.14 → $0.13 /Mtok (-7.1%)
source_url: https://github.com/anomalyco/models.dev.git#providers/kilo/models/openai/gpt-oss-20b.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-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"}


event_id: eccb5f72afb1ebbb54b5f1b4ede3c04e
occurred_at: 2026-08-10T14:38:45Z
observed_at: 2026-08-10T14:38:45Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash output_text: $0.1792 → $0.1596 /Mtok (-10.9%)
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":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":179200,"new_micro":159600,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: ecf6990ec6b271b654ba2071ebb993d2
occurred_at: 2026-05-19T00:07:14Z
observed_at: 2026-05-19T00:07:14Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.2-20251211
headline: *** vercel-ai-gateway/openai/gpt-5.2-20251211 cache_read: $0.175 → $0.18 /Mtok (+2.9%)
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":175000,"new_micro":180000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: ed4a309b081076aa6c72bd34afba6f62
occurred_at: 2024-05-07T14:56:52Z
observed_at: 2024-05-07T14:56:52Z
kind: PRICE
channel: #price
model_uid: google/gemini-1.5-pro
headline: *** google-vertex/google/gemini-1.5-pro output_text: $0.00 → $1.875 /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":"google-vertex","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"google/gemini-1.5-pro","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":0,"new_micro":1875000,"confidence":"provisional","corroborations":1,"writer":"litellm","rose_from_zero":true}


event_id: ed7e59576901ca0e60602a7bd8517bc5
occurred_at: 2024-07-18
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: anthropic/claude-3-sonnet-20240229
counterparty_uid: openai/gpt-4o-mini-20240718
headline: *** GPT-4o mini has kicked Claude 3 Sonnet (Δ+0.016, 33.9× 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":"anthropic/claude-3-sonnet-20240229","display":"Claude 3 Sonnet","comparability_key":"a760dcfeb010973e736a2c6d304dae3d9078b6d0cde0152fea4c8e4668fdbda0","score":0.1016,"cost_usd":0.1782906071,"released":"2024-02-29","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":0.016,"cost_ratio":33.890639826451014,"cost_kind":"per_task","same_model":false}


event_id: edc70041b3cf61891e47be472180c51a
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 input_text: $2.992 → $3.00 /Mtok (+0.3%)
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":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":2992000,"new_micro":3000000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: edf36ff91672dcd396924d20bb1da9f9
occurred_at: 2026-08-15T15:24:37Z
observed_at: 2026-08-15T15:24:37Z
kind: PRICE
channel: #price
model_uid: google/gemini-3.5-flash
headline: *** requesty/google/gemini-3.5-flash output_text: $9.00 → $9.90 /Mtok (+10%)
source_url: https://github.com/anomalyco/models.dev.git#providers/requesty/models/gemini-3.5-flash@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-3.5-flash","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":9000000,"new_micro":9900000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: ee20bc8706bfbf0ae6b4944c965cf24e
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":"input_text","sellers":6,"points":2,"min_micro":990000,"max_micro":1100000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":990000,"open_weights":false}

headline:
*** netsplit openai/o3-mini-20250131 input_text: 2 prices across 6 sellers, 1.1x spread (poe enters at $0.99)


event_id: ee4250cca81e58e68e4a0674cc117d9f
occurred_at: 2026-08-02T03:00:11Z
observed_at: 2026-08-02T03:00:11Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash output_text: $0.1876 → $0.18 /Mtok (-4.1%)
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":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":187600,"new_micro":180000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: ee5032f6c0501857f118def36aa90ede
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":"output_text","sellers":2,"points":2,"min_micro":3480000,"max_micro":4350000,"split_tenths":13,"trigger_new_seller":true,"entering_seller":"venice","entering_micro":4350000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v4-pro output_text: 2 prices across 2 sellers, 1.3x spread (venice enters at $4.35)


event_id: ee7647cb72eeb198ccea9f9fa016be86
occurred_at: 2026-01-23T01:10:53Z
observed_at: 2026-01-23T01:10:53Z
kind: NETSPLIT
channel: #price
model_uid: xai/grok-4-fast-non-reasoning
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":5,"points":2,"min_micro":200000,"max_micro":400000,"split_tenths":20,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"llmgateway","entering_micro":400000,"open_weights":false}

headline:
*** netsplit xai/grok-4-fast-non-reasoning input_text: 2 prices across 5 sellers, 2.0x spread (llmgateway enters at $0.40)

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


event_id: ee77241ed3b68ada19f3042a9f59688a
occurred_at: 2026-08-03T03:34:00Z
observed_at: 2026-08-03T03:34:00Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.1-codex
headline: *** kilo/openai/gpt-5.1-codex cache_read: $0.125 → $0.13 /Mtok (+4%)
source_url: https://github.com/anomalyco/models.dev.git#providers/kilo/models/openai/gpt-5.1-codex.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-5.1-codex","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":125000,"new_micro":130000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: ee829deb0f91649aa19d2daf0fb57bab
occurred_at: 2026-06-30T21:47:27Z
observed_at: 2026-06-30T21:47:27Z
kind: NETSPLIT
channel: #price
model_uid: anthropic/claude-sonnet-5
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/claude-sonnet-5.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":8,"points":2,"min_micro":2000000,"max_micro":3000000,"split_tenths":15,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"llmgateway","entering_micro":3000000,"open_weights":false}

headline:
*** netsplit anthropic/claude-sonnet-5 input_text: 2 prices across 8 sellers, 1.5x spread (llmgateway enters at $3.00)


event_id: eeafd8e6446ff54fcaf6bf83054cd10a
occurred_at: 2025-07-30T17:01:05Z
observed_at: 2025-07-30T17:01:05Z
kind: NETSPLIT
channel: #price
model_uid: mistral/mistral-nemo
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":50000,"max_micro":150000,"split_tenths":30,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"openrouter","entering_micro":50000,"open_weights":true}

headline:
*** netsplit mistral/mistral-nemo output_text: 2 prices across 4 sellers, 3.0x spread (openrouter enters at $0.05)


event_id: eeced1c2a8f205c7bbfc29ef33b715b9
occurred_at: 2026-01-14T19:00:47Z
observed_at: 2026-01-14T19:00:47Z
kind: PRICE
channel: #price
model_uid: xai/grok-3
headline: *** azure/xai/grok-3 input_text: $3.30 → $3.00 /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":"xai/grok-3","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":3300000,"new_micro":3000000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: eed847dcdf78e46b789b01a3b6279545
occurred_at: 2024-06-17T18:20:34Z
observed_at: 2024-06-17T18:20:34Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-pro
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":3,"points":3,"min_micro":375000,"max_micro":1050000,"split_tenths":28,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"google-ai-studio","entering_micro":1050000,"open_weights":false}

headline:
*** netsplit google/gemini-pro output_text: 3 prices across 3 sellers, 2.8x spread (google-ai-studio enters at $1.05)


event_id: eef2240a8cef5153115d2bb1919820cf
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 input_text: $3.50 → $0.20 /Mtok (-94.3%)
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":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":3500000,"new_micro":200000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: eef975e31d9b377f321e04881cfa38fd
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":"output_text","sellers":6,"points":2,"min_micro":25000000,"max_micro":30000000,"split_tenths":12,"trigger_new_seller":true,"entering_seller":"venice","entering_micro":30000000,"open_weights":false}

headline:
*** netsplit anthropic/claude-opus-4-7-20260416 output_text: 2 prices across 6 sellers, 1.2x spread (venice enters at $30.00)


event_id: ef052725c9cf0d3cfadc03469f0c9544
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 output_text: $10.00 → $11.00 /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":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":10000000,"new_micro":11000000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: ef353fce85189f92daffae0f9e1ecc15
occurred_at: 2023-11-22T23:59:48Z
observed_at: 2023-11-22T23:59:48Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-2.1
headline: *** anthropic/anthropic/claude-2.1 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":"anthropic","seller_kind":"first_party","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-2.1","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: ef37fc07e1aba6583789715c19ac2702
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":"input_text","sellers":7,"points":2,"min_micro":990000,"max_micro":1100000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":990000,"open_weights":false}

headline:
*** netsplit openai/o4-mini-20250416 input_text: 2 prices across 7 sellers, 1.1x spread (poe enters at $0.99)


event_id: ef3ba6162c118070d749467e77ca38e5
occurred_at: 2025-04-09
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: deepseek/deepseek-r1
counterparty_uid: xai/grok-3-mini
headline: *** Grok 3 mini (low) has kicked DeepSeek-R1 (Δ+0.007, 6.1× 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":"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"},"winner":{"model_uid":"xai/grok-3-mini","display":"Grok 3 mini (low)","comparability_key":"61e5f79ab5c5a546f24f3ce80acc9f783e10bc8c63bbf615ebd2d7b749f83096","effort":"low","score":0.165,"cost_usd":0.0099,"released":"2025-04-09","evidence_url":"https://arcprize.org/leaderboard","provenance":"leaderboard_maintainer_verified"},"delta_score":0.007000000000000006,"cost_ratio":6.06060606060606,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: ef748f66d3b893ea9345e9d37e5da05d
occurred_at: 2023-11-22T23:59:48Z
observed_at: 2023-11-22T23:59:48Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-2
headline: *** anthropic/anthropic/claude-2 input_text: $11.02 → $8.00 /Mtok (-27.4%)
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-2","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":11020000,"new_micro":8000000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: ef7acd0ee7cb96876379f0701047e22c
occurred_at: 2025-11-17T15:53:39Z
observed_at: 2025-11-17T15:53:39Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-reasoner
headline: *** deepseek/deepseek/deepseek-reasoner cache_read: $0.07 → $0.028 /Mtok (-60%)
source_url: https://github.com/anomalyco/models.dev.git#providers/deepseek/models/deepseek-reasoner.toml
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":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":70000,"new_micro":28000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: ef9fdb7e07e36c8c5a1cbcacc03c5056
occurred_at: 2026-05-31T10:07:18Z
observed_at: 2026-05-31T10:07:18Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-sonnet-4-6
headline: *** amazon-bedrock/anthropic/claude-sonnet-4-6 cache_write_5m [eu]: $3.75 → $4.125 /Mtok (+10%)
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-4-6","meter":"cache_write_5m","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":3750000,"new_micro":4125000,"confidence":"observed","corroborations":2,"writer":"modelsdev"}

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


event_id: efa8f079781d8f6588256037d9935ad2
occurred_at: 2025-07-30T17:01:05Z
observed_at: 2025-07-30T17:01:05Z
kind: NETSPLIT
channel: #price
model_uid: mistral/codestral-2501
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":300000,"split_tenths":15,"trigger_new_seller":true,"entering_seller":"openrouter","entering_micro":300000,"open_weights":false}

headline:
*** netsplit mistral/codestral-2501 input_text: 2 prices across 2 sellers, 1.5x spread (openrouter enters at $0.30)


event_id: f0158d32df21fab5f93b61a61c2afff7
occurred_at: 2024-06-19T02:00:35Z
observed_at: 2024-06-19T02:00:35Z
kind: PRICE
channel: #price
model_uid: google/gemini-1.5-flash
headline: *** google-vertex/google/gemini-1.5-flash input_text: $0.00 → $0.03125 /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":"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":0,"new_micro":31250,"confidence":"provisional","corroborations":1,"writer":"litellm","rose_from_zero":true}


event_id: f02ebe6350850fa5b7af210bf3c8108a
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 (high) has kicked GPT-5.4 (medium) (Δ+0.0583, 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/gpt-5.4-20260305","display":"GPT-5.4 (medium)","comparability_key":"972463fab8f2feec48fb9ef35bc3e7f7e241f5ccb1362195c60c4769a1d81f58","effort":"medium","score":0.8617,"cost_usd":0.25,"released":"2026-03-05","provenance":"community_submitted"},"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":0.05830000000000002,"cost_ratio":1.3157894736842106,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: f0486236eb1a0e0012ec4d2fe7472682
occurred_at: 2026-02-17T21:01:54Z
observed_at: 2026-02-17T21:01:54Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-r1
headline: *** nano-gpt/deepseek/deepseek-r1 input_text: $1.00 → $0.40 /Mtok (-60%)
source_url: https://github.com/anomalyco/models.dev.git#providers/nano-gpt/models/deepseek-r1.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":"deepseek/deepseek-r1","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1000000,"new_micro":400000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: f08fc7202448d97680bf0c2e724b0cbe
occurred_at: 2026-07-20T13:56:14Z
observed_at: 2026-07-20T13:56:14Z
kind: PRICE
channel: #price
model_uid: xai/grok-4.5
headline: *** vercel-ai-gateway/xai/grok-4.5 cache_read: $0.50 → $0.30 /Mtok (-40%)
source_url: https://github.com/anomalyco/models.dev.git#providers/vercel/models/xai/grok-4.5.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":"xai/grok-4.5","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":500000,"new_micro":300000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: f095d3690d3a21340651e771d5a59e58
occurred_at: 2025-06-14T23:56:29Z
observed_at: 2025-06-14T23:56:29Z
kind: PRICE
channel: #price
model_uid: mistral/magistral-small-2506
headline: *** mistral/mistral/magistral-small-2506 input_text: $0.00 → $0.50 /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":"mistral","seller_kind":"first_party","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"mistral/magistral-small-2506","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":0,"new_micro":500000,"confidence":"provisional","corroborations":1,"writer":"litellm","rose_from_zero":true}


event_id: f0b15d7ecfd60588dac07e6dee4ece4c
occurred_at: 2025-06-11T20:51:05Z
observed_at: 2025-06-11T20:51:05Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-3.5-turbo-0613
source_url: https://github.com/anomalyco/models.dev.git#providers/azure/models/gpt-3.5-turbo-0613.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":3,"points":3,"min_micro":1000000,"max_micro":3000000,"split_tenths":30,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"azure","entering_micro":3000000,"open_weights":false}

headline:
*** netsplit openai/gpt-3.5-turbo-0613 input_text: 3 prices across 3 sellers, 3.0x spread (azure enters at $3.00)


event_id: f0b16efdeedc4f745dddd20c52bdf8fc
occurred_at: 2026-01-21T13:46:03Z
observed_at: 2026-01-21T13:46:03Z
kind: PRICE
channel: #price
model_uid: xai/grok-3-mini
headline: *** azure/xai/grok-3-mini output_text: $1.27 → $1.38 /Mtok (+8.7%)
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 $1.27 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-mini","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1270000,"new_micro":1380000,"confidence":"observed","corroborations":1,"writer":"litellm","churn_unwound":true}


event_id: f0fcbd1876277b5e600d205ad27bd343
occurred_at: 2024-06-20T15:11:51Z
observed_at: 2024-06-20T15:11:51Z
kind: PRICE
channel: #price
model_uid: google/gemini-1.5-pro
headline: *** google-vertex/google/gemini-1.5-pro output_text: $1.875 → $15.00 /Mtok (+700%)
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":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1875000,"new_micro":15000000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: f15220a3793ea473ff050239a401e581
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":"output_text","sellers":9,"points":5,"min_micro":160000,"max_micro":20000000000,"split_tenths":1250000,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"wandb","entering_micro":20000000000,"open_weights":true,"extreme":true}

headline:
*** netsplit openai/gpt-oss-20b output_text: 5 prices across 9 sellers, 125000.0x spread (wandb enters at $20000.00)


event_id: f153d9bab4d56d5c74f9fc5e8218ac3f
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_read: $0.50 → $0.55 /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_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":500000,"new_micro":550000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: f15661f28e93110c95c74934bcbd8910
occurred_at: 2026-05-15T15:00:32Z
observed_at: 2026-05-15T15:00:32Z
kind: PRICE
channel: #price
model_uid: google/gemini-3.1-flash-lite
headline: *** openrouter/google/gemini-3.1-flash-lite cache_write_5m: $0.083 → $0.083333 /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":"google/gemini-3.1-flash-lite","meter":"cache_write_5m","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":83000,"new_micro":83333,"confidence":"observed","corroborations":1,"writer":"modelsdev"}

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


event_id: f1862202ee293912ea1266860308f453
occurred_at: 2026-03-11T14:47:41Z
observed_at: 2026-03-11T14:47:41Z
kind: PRICE
channel: #price
model_uid: google/gemini-pro
headline: *** google-ai-studio/google/gemini-pro output_text: $10.00 → $1.05 /Mtok (-89.5%)
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-pro","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":10000000,"new_micro":1050000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: f19b18c703d7b3bb4b21d3c5e475c3b8
occurred_at: 2025-10-03T21:56:05Z
observed_at: 2025-10-03T21:56:05Z
kind: PRICE
channel: #price
model_uid: google/gemini-2.5-flash-preview-09-2025
confidence: observed
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-flash-preview-09-2025","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":37500,"new_micro":75000,"confidence":"observed","corroborations":2,"writer":"modelsdev"}

headline:
*** google-ai-studio/google/gemini-2.5-flash-preview-09-2025 cache_read: $0.0375 → $0.075 /Mtok (+100%)

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


event_id: f1bab8bbca6c70c3696e6b0532987ff6
occurred_at: 2025-08-05
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: openai/gpt-4.1-mini-20250414
counterparty_uid: openai/gpt-oss-20b
headline: *** gpt-oss-20b (high) has kicked GPT-4.1 mini (Δ+0.0332, 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":"openai/gpt-4.1-mini-20250414","display":"GPT-4.1 mini","comparability_key":"a760dcfeb010973e736a2c6d304dae3d9078b6d0cde0152fea4c8e4668fdbda0","score":0.3761,"cost_usd":0.01660665882,"released":"2025-04-14","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"openai/gpt-oss-20b","display":"gpt-oss-20b (high)","comparability_key":"fa299512f2b221f6c31a30c221e06bc425b2d83a07475bc97ff264e59d18dfc4","effort":"high","score":0.4093,"cost_usd":0.0108003425,"released":"2025-08-05","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"delta_score":0.03320000000000001,"cost_ratio":1.5376048324393414,"cost_kind":"per_task","same_model":false}


event_id: f1e7ef6c5f6581ff89cf35e5a8089b85
occurred_at: 2024-09-11T18:30:13Z
observed_at: 2024-09-11T18:30:13Z
kind: PRICE
channel: #price
model_uid: google/gemini-1.5-flash
headline: *** google-ai-studio/google/gemini-1.5-flash output_text: $1.05 → $0.30 /Mtok (-71.4%)
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-1.5-flash","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1050000,"new_micro":300000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: f1fe02d5f076778ceab76334cdf5e1ca
occurred_at: 2026-03-05T18:10:24Z
observed_at: 2026-03-05T18:10:24Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.4-20260305
headline: *** openai/openai/gpt-5.4-20260305 output_text [priority]: $30.00 → $22.50 /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":"priority","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.4-20260305","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":30000000,"new_micro":22500000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: f20a6fabba8d621f3d2bbacfc77b1780
occurred_at: 2026-07-31T17:59:13Z
observed_at: 2026-07-31T17:59:13Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-terra
headline: *** llmgateway/openai/gpt-5.6-terra cache_read: $0.25 → $0.20 /Mtok (-20%)
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/gpt-5.6-terra.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-5.6-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: f213c72fd7f948261d21d2bac9e7e828
occurred_at: 2025-02-05T03:00:22Z
observed_at: 2025-02-05T03:00:22Z
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":"output_text","sellers":2,"points":2,"min_micro":250000,"max_micro":900000,"split_tenths":36,"trigger_new_seller":true,"entering_seller":"openai","entering_micro":250000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v3 output_text: 2 prices across 2 sellers, 3.6x spread (openai enters at $0.25)


event_id: f215fcbab930421a883fea47e6af3301
occurred_at: 2026-06-12T21:54:30Z
observed_at: 2026-06-12T21:54:30Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash cache_read: $0.0197 → $0.02 /Mtok (+1.5%)
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":19700,"new_micro":20000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: f218264e2cbcf1a7e0e7f21dfc7bc6a8
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":"input_text","sellers":9,"points":3,"min_micro":4545500,"max_micro":5500000,"split_tenths":12,"trigger_new_seller":true,"entering_seller":"amazon-bedrock","entering_micro":5500000,"open_weights":false}

headline:
*** netsplit openai/gpt-5.5-20260423 input_text: 3 prices across 9 sellers, 1.2x spread (amazon-bedrock enters at $5.50)


event_id: f24e34e2116d39ac5a3b1c37766607dc
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
headline: *** amazon-bedrock/anthropic/claude-opus-4-6-20260205 cache_read [eu]: $1.50 → $0.50 /Mtok (-66.7%)
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_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1500000,"new_micro":500000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: f2585bf2d1855ac30728377692078c26
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 output_text [eu]: $5.00 → $1.25 /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":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":5000000,"new_micro":1250000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: f2719b3ea3f70008f5b2f8cf1a30c870
occurred_at: 2025-08-14T02:44:15Z
observed_at: 2025-08-14T02:44:15Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3-0324
headline: *** openrouter/deepseek/deepseek-v3-0324 input_text: $0.25 → $0.14 /Mtok (-44%)
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":"deepseek/deepseek-v3-0324","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":250000,"new_micro":140000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: f285a40ac2960203b757ca8281fb8ae1
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":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1000000,"new_micro":1100000,"confidence":"observed","corroborations":1,"writer":"litellm"}

headline:
*** amazon-bedrock/anthropic/claude-haiku-4-5-20251001 input_text [apac]: $1.00 → $1.10 /Mtok (+10%)


event_id: f28c06d880fa057c36e8fb5cf870ad7b
occurred_at: 2026-07-11T17:36:54Z
observed_at: 2026-07-11T17:36:54Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash input_text: $0.084 → $0.077 /Mtok (-8.3%)
confidence: observed
occurred_at_kind: commit
retracted_at: 2026-07-13T13:57:43Z
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":84000,"new_micro":77000,"confidence":"observed","corroborations":1,"writer":"modelsdev","churn_unwound":true}


event_id: f2cd36bf12ea0cf09134932e25d519fc
occurred_at: 2026-08-13T18:44:44Z
observed_at: 2026-08-13T18:44:44Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash cache_read: $0.0144 → $0.016 /Mtok (+11.1%)
confidence: observed
occurred_at_kind: commit
retracted_at: 2026-08-14T18:33:04Z
retraction_reason: unwound as churn: the catalogue returned to $0.01596 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":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":14400,"new_micro":16000,"confidence":"observed","corroborations":1,"writer":"modelsdev","churn_unwound":true}


event_id: f2d28bf7e7ad2018d7999a05bb235232
occurred_at: 2024-03-07
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: anthropic/claude-2.1
counterparty_uid: anthropic/claude-3-haiku-20240307
headline: *** Claude 3 Haiku has kicked Claude 2.1 (Δ+0.0278, 12.3× 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":"anthropic/claude-2.1","display":"Claude 2.1","comparability_key":"a760dcfeb010973e736a2c6d304dae3d9078b6d0cde0152fea4c8e4668fdbda0","score":0.0706,"cost_usd":0.1724719012,"released":"2023-11-21","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"winner":{"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"},"delta_score":0.027800000000000005,"cost_ratio":12.253681545603852,"cost_kind":"per_task","same_model":false}


event_id: f3151dccd3ee5a5c94d2a0d1d369ee73
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 output_text: $15.00 → $12.00 /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":"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: f33d05e460b62252d7bed00e000f2d4e
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 cache_read: $0.012292 → $0.01206 /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":12292,"new_micro":12060,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: f3410740a5c36b9894a53dd6755ff382
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 [us, priority]: $0.6875 → $0.55 /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":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":687500,"new_micro":550000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: f3812e2a45658b8259f5bf97fb96bd13
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 input_text: $0.25 → $0.20 /Mtok (-20%)
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":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":250000,"new_micro":200000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: f389b6446ad173dfd91cb629803e37fd
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 [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":"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":5000000,"new_micro":4000000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: f3e57707d83f0ac83e821279123965d6
occurred_at: 2025-07-19T23:12:05Z
observed_at: 2025-07-19T23:12:05Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-3-5-sonnet-20240620
headline: *** amazon-bedrock/anthropic/claude-3-5-sonnet-20240620 input_text: $3.00 → $3.60 /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-3-5-sonnet-20240620","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":3000000,"new_micro":3600000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: f409c0f545b6f7964521d092c27b16a1
occurred_at: 2025-07-16
observed_at: 2025-07-16T03:13:34Z
kind: QUIT
channel: #dying
model_uid: anthropic/claude-instant-1
headline: *** anthropic/claude-instant-1 has quit anthropic (delisted 2025-07-16)
source_url: https://github.com/BerriAI/litellm.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"anthropic","available_from":"2023-09-04","available_to":"2025-07-16","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: f416e3cb06609c90094ed2c4d3a8e6ff
occurred_at: 2025-11-06T23:48:13Z
observed_at: 2025-11-06T23:48:13Z
kind: NETSPLIT
channel: #price
model_uid: openai/o3-20250416
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openAi/o3.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":6,"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/o3-20250416 input_text: 2 prices across 6 sellers, 1.1x spread (poe enters at $1.80)


event_id: f42464b99cb5718ba4664f4e8e4af4d4
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 $22.50 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":"output_text","unit":"mtok","ctx_tier_min":200000,"time_window":"all","old_micro":22500000,"new_micro":24750000,"confidence":"observed","corroborations":1,"writer":"litellm","churn_unwound":true}

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


event_id: f42c7a25b7846e0058c65b0f7b4da9b0
occurred_at: 2025-09-03
observed_at: 2025-09-03T16:46:08Z
kind: QUIT
channel: #dying
model_uid: openai/gpt-oss-20b
headline: *** openai/gpt-oss-20b has quit cerebras (delisted 2025-09-03)
source_url: https://github.com/BerriAI/litellm.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"cerebras","available_from":"2025-08-09","available_to":"2025-09-03","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: f4600781279c2af723397c9c39868155
occurred_at: 2026-01-13T22:22:50Z
observed_at: 2026-01-13T22:22:50Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-reasoner
headline: *** netsplit deepseek/deepseek-reasoner 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":280000,"max_micro":560000,"split_tenths":20,"trigger_jump":true,"open_weights":true}


event_id: f464e159bf272c420d31e9c05585e507
occurred_at: 2025-08-22T05:21:41Z
observed_at: 2025-08-22T05:21:41Z
kind: NETSPLIT
channel: #price
model_uid: anthropic/claude-opus-4-20250514
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":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-opus-4-20250514 input_text: 2 prices across 7 sellers, 1.1x spread (deepinfra enters at $16.50)


event_id: f496b1346ca4e06571d59cd9ab193805
occurred_at: 2024-06-17T18:20:34Z
observed_at: 2024-06-17T18:20:34Z
kind: PRICE
channel: #price
model_uid: google/gemini-1.5-flash
headline: *** google-ai-studio/google/gemini-1.5-flash input_text: $0.00 → $0.35 /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":"google-ai-studio","seller_kind":"first_party","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":0,"new_micro":350000,"confidence":"provisional","corroborations":1,"writer":"litellm","rose_from_zero":true}


event_id: f4ab330604059b3b8632593bc2db461c
occurred_at: 2026-03-07T17:48:17Z
observed_at: 2026-03-07T17:48:17Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-5.4-20260305
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openai/gpt-5.4.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":6,"points":2,"min_micro":2200000,"max_micro":2500000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":2200000,"open_weights":false}

headline:
*** netsplit openai/gpt-5.4-20260305 input_text: 2 prices across 6 sellers, 1.1x spread (poe enters at $2.20)


event_id: f4b828cd5b1e54f9b8661b0af7e962d7
occurred_at: 2024-06-20T15:11:51Z
observed_at: 2024-06-20T15:11:51Z
kind: PRICE
channel: #price
model_uid: google/gemini-1.5-pro
headline: *** google-vertex/google/gemini-1.5-pro input_text: $0.625 → $5.00 /Mtok (+700%)
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":625000,"new_micro":5000000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: f53c2e65ba739d7b719086306132362a
occurred_at: 2026-08-03T03:34:00Z
observed_at: 2026-08-03T03:34:00Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-chat
headline: *** kilo/deepseek/deepseek-chat input_text: $0.32 → $0.40 /Mtok (+25%)
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":320000,"new_micro":400000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: f54db6be88a1d4a8336f21b16f33cf59
occurred_at: 2026-05-31T10:07:18Z
observed_at: 2026-05-31T10:07:18Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-sonnet-4-6
headline: *** amazon-bedrock/anthropic/claude-sonnet-4-6 cache_read [eu]: $0.30 → $0.33 /Mtok (+10%)
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-4-6","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":300000,"new_micro":330000,"confidence":"observed","corroborations":2,"writer":"modelsdev"}


event_id: f593d0c496e96cc037373d175eb20302
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 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-reasoner","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: f5d341f206fd7facffb973465b2c8c38
occurred_at: 2026-02-15
observed_at: 2026-02-15T00:31:30Z
kind: QUIT
channel: #dying
model_uid: openai/gpt-5.3-codex
headline: *** openai/gpt-5.3-codex has quit github-copilot (delisted 2026-02-15)
source_url: https://github.com/anomalyco/models.dev.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"github-copilot","available_from":"2026-02-12","available_to":"2026-02-15","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: f5e27399d6b2debe24fde9b025de28ac
occurred_at: 2026-02-17T21:01:54Z
observed_at: 2026-02-17T21:01:54Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-5-codex
source_url: https://github.com/anomalyco/models.dev.git#providers/nano-gpt/models/openai/gpt-5-codex.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":9,"points":4,"min_micro":8500000,"max_micro":19992000,"split_tenths":24,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"nano-gpt","entering_micro":19992000,"open_weights":false}

headline:
*** netsplit openai/gpt-5-codex output_text: 4 prices across 9 sellers, 2.4x spread (nano-gpt enters at $19.992)


event_id: f6829a9c8af42d82d2dbababb19a94c4
occurred_at: 2026-05-15T15:00:32Z
observed_at: 2026-05-15T15:00:32Z
kind: PRICE
channel: #price
model_uid: google/gemini-2.5-flash-lite
headline: *** openrouter/google/gemini-2.5-flash-lite cache_read: $0.025 → $0.01 /Mtok (-60%)
confidence: provisional
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-lite","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":25000,"new_micro":10000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}

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


event_id: f68e08991deab8d025379a97643119f3
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 input_text: $2.27 → $1.42 /Mtok (-37.4%)
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":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":2270000,"new_micro":1420000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: f6a1ebae69b246aaea9419ff2c3f3435
occurred_at: 2026-08-03T03:34:00Z
observed_at: 2026-08-03T03:34:00Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-chat
headline: *** netsplit deepseek/deepseek-chat input_text: 4 prices across 4 sellers, 2.9x spread
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":4,"points":4,"min_micro":140000,"max_micro":400000,"split_tenths":29,"trigger_jump":true,"open_weights":true}


event_id: f6f895f571a973fd27e8b40c8e7af4d0
occurred_at: 2024-06-17T18:20:34Z
observed_at: 2024-06-17T18:20:34Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-1.5-pro
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":1050000,"max_micro":1875000,"split_tenths":18,"trigger_new_seller":true,"entering_seller":"google-ai-studio","entering_micro":1050000,"open_weights":false}

headline:
*** netsplit google/gemini-1.5-pro output_text: 2 prices across 2 sellers, 1.8x spread (google-ai-studio enters at $1.05)


event_id: f6ffa724f1d6e47608f5837b7a4fac65
occurred_at: 2026-08-03T03:34:00Z
observed_at: 2026-08-03T03:34:00Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.1
headline: *** kilo/deepseek/deepseek-v3.1 input_text: $0.15 → $0.27 /Mtok (+80%)
source_url: https://github.com/anomalyco/models.dev.git#providers/kilo/models/deepseek/deepseek-chat-v3.1.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-v3.1","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":150000,"new_micro":270000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: f7071cfbcb74be7627c542694efe8dde
occurred_at: 2026-01-20T03:00:24Z
observed_at: 2026-01-20T03:00:24Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-opus-4-5-20251101
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-opus-4-5-20251101","meter":"cache_write_5m","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":6250000,"new_micro":6875000,"confidence":"observed","corroborations":1,"writer":"litellm"}

headline:
*** amazon-bedrock/anthropic/claude-opus-4-5-20251101 cache_write_5m [us]: $6.25 → $6.875 /Mtok (+10%)


event_id: f772f484dc7edf67df1d785f90bceb81
occurred_at: 2026-06-03T20:13:54Z
observed_at: 2026-06-03T20:13:54Z
kind: PRICE
channel: #price
model_uid: google/gemini-3.1-flash-lite
headline: *** llmgateway/google/gemini-3.1-flash-lite cache_read: $0.03 → $0.025 /Mtok (-16.7%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"llmgateway","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/llmgateway/models/gemini-3.1-flash-lite-preview.toml


event_id: f79b92477a864a328e3aa0756ac032b6
occurred_at: 2025-08-05
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: mistral/codestral-2508
counterparty_uid: openai/gpt-oss-20b
headline: *** gpt-oss-20b has kicked Codestral (2508) (Δ+428.3, 3.9× 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":"mistral/codestral-2508","display":"Codestral (2508)","comparability_key":"e51dfe78986ee35c325753e7c0f8487bd6ab5d19b23c242583b1a74b2a591bf6","score":137.78,"cost_usd":0.00278,"released":"2025-07-30","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":428.27,"cost_ratio":3.877266387726639,"cost_kind":"per_task","same_model":false}


event_id: f79d528e011d9aead75a2218e4cd2a0a
occurred_at: 2026-05-24T05:33:56Z
observed_at: 2026-05-24T05:33:56Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-pro
headline: *** deepseek/deepseek/deepseek-v4-pro output_text: $3.48 → $0.87 /Mtok (-75%)
source_url: https://github.com/anomalyco/models.dev.git#providers/deepseek/models/deepseek-v4-pro.toml
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-v4-pro","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":3480000,"new_micro":870000,"confidence":"observed","corroborations":2,"writer":"modelsdev"}


event_id: f7ae379d39295dea03f6f802eb7443f5
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 output_text [us]: $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":"amazon-bedrock","seller_kind":"cloud","region":"us","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":5000000,"new_micro":4000000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: f7ba9b7b7076f4b1fe9a4c6495ffd7b9
occurred_at: 2025-12-05T23:52:18Z
observed_at: 2025-12-05T23:52:18Z
kind: NETSPLIT
channel: #price
model_uid: anthropic/claude-opus-4-5-20251101
source_url: https://github.com/anomalyco/models.dev.git#providers/venice/models/claude-opus-4-5.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":8,"points":3,"min_micro":25000000,"max_micro":30000000,"split_tenths":12,"trigger_new_seller":true,"entering_seller":"venice","entering_micro":30000000,"open_weights":false}

headline:
*** netsplit anthropic/claude-opus-4-5-20251101 output_text: 3 prices across 8 sellers, 1.2x spread (venice enters at $30.00)


event_id: f81cec2f371a8ed143160965be174f07
occurred_at: 2025-11-08T19:23:39Z
observed_at: 2025-11-08T19:23:39Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.1-terminus
headline: *** chutes/deepseek/deepseek-v3.1-terminus output_text: $1.00 → $0.90 /Mtok (-10%)
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-v3.1-terminus","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1000000,"new_micro":900000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}

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


event_id: f831b3b29a2c3261c3b2acb56d0bf020
occurred_at: 2026-06-03T20:13:54Z
observed_at: 2026-06-03T20:13:54Z
kind: PRICE
channel: #price
model_uid: google/gemini-2.0-flash
headline: *** llmgateway/google/gemini-2.0-flash cache_read: $0.03 → $0.025 /Mtok (-16.7%)
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/gemini-2.0-flash.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"llmgateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"google/gemini-2.0-flash","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":30000,"new_micro":25000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: f8427b4b8db18d5d05c16fb66c024414
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-001
headline: *** google-vertex/google/gemini-1.5-pro-001 output_text: $15.00 → $0.3125 /Mtok (-97.9%)
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-001","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":15000000,"new_micro":312500,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: f89c1d667052002e601c88ed328a3f6f
occurred_at: 2026-08-13T19:19:00Z
observed_at: 2026-08-13T19:19:00Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-3.7-flash
source_url: https://github.com/anomalyco/models.dev.git#providers/opencode/models/gemini-3.7-flash.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":8,"points":3,"min_micro":1875000,"max_micro":7500000,"split_tenths":40,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"opencode","entering_micro":7500000,"open_weights":false}

headline:
*** netsplit google/gemini-3.7-flash output_text: 3 prices across 8 sellers, 4.0x spread (opencode enters at $7.50)


event_id: f8c47390d6ff41f2dec637cd2358be74
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 [eu]: $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":"eu","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: f8c602166fee5e029366b1bc9435af57
occurred_at: 2026-08-04T13:22:23Z
observed_at: 2026-08-04T13:22:23Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5-20250807
headline: *** requesty/openai/gpt-5-20250807 output_text: $10.00 → $11.00 /Mtok (+10%)
source_url: https://github.com/anomalyco/models.dev.git#providers/requesty/models/gpt-5@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-5-20250807","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":10000000,"new_micro":11000000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: f991bca0ecb76ffa7a7a1c42b7c7591d
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 cache_read [us]: $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":"us","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: f9c281bdb1194081b597b8de474c3cdc
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 input_text: $0.112 → $0.10 /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":112000,"new_micro":100000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: f9f92a691f88fda93a6eb5ae981c7c6e
occurred_at: 2026-06-01
observed_at: 2026-06-01T13:03:44Z
kind: JOIN
channel: #launch
model_uid: openai/gpt-5.4-nano-20260317
headline: *** openai/gpt-5.4-nano-20260317 has rejoined github-copilot
source_url: https://github.com/anomalyco/models.dev.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"github-copilot","available_from":"2026-06-01","rejoin":true,"window_confidence":"observed"}


event_id: fa11defe33cf577c780c73c848928242
occurred_at: 2024-09-06T01:03:34Z
observed_at: 2024-09-06T01:03:34Z
kind: PRICE
channel: #price
model_uid: openai/gpt-4o-20240806
headline: *** azure/openai/gpt-4o-20240806 output_text: $10.00 → $11.00 /Mtok (+10%)
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-4o-20240806","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":10000000,"new_micro":11000000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: fa17a84fac99d1775539a1c1a28ebce2
occurred_at: 2025-09-10T18:37:30Z
observed_at: 2025-09-10T18:37:30Z
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":10,"points":6,"min_micro":90000,"max_micro":15000000000,"split_tenths":1666667,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"wandb","entering_micro":15000000000,"open_weights":true,"extreme":true}

headline:
*** netsplit openai/gpt-oss-120b input_text: 6 prices across 10 sellers, 166666.7x spread (wandb enters at $15000.00)


event_id: fa1f43b458a3b85358d46ecd18d4fe2e
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: *** google-vertex/google/gemini-2.5-pro cache_read: $0.31 → $0.125 /Mtok (-59.7%)
source_url: https://github.com/anomalyco/models.dev.git#providers/google-vertex/models/gemini-2.5-pro.toml
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-pro","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":310000,"new_micro":125000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: fa36acfe1f9570f8c2b8e49390c2085b
occurred_at: 2026-07-24T18:22:37Z
observed_at: 2026-07-24T18:22:37Z
kind: NETSPLIT
channel: #price
model_uid: anthropic/claude-opus-5
source_url: https://github.com/anomalyco/models.dev.git#providers/venice/models/claude-opus-5.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":8,"points":2,"min_micro":25000000,"max_micro":30000000,"split_tenths":12,"trigger_new_seller":true,"entering_seller":"venice","entering_micro":30000000,"open_weights":false}

headline:
*** netsplit anthropic/claude-opus-5 output_text: 2 prices across 8 sellers, 1.2x spread (venice enters at $30.00)


event_id: fa6a19fa03244e48e9f9ce00b1d30bbf
occurred_at: 2026-05-21T20:55:31Z
observed_at: 2026-05-21T20:55:31Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-20b
headline: *** fireworks/openai/gpt-oss-20b output_text: $0.20 → $0.30 /Mtok (+50%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"fireworks","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":200000,"new_micro":300000,"confidence":"observed","corroborations":2,"writer":"modelsdev"}

source_url:
https://github.com/anomalyco/models.dev.git#providers/fireworks-ai/models/accounts/fireworks/models/gpt-oss-20b.toml


event_id: fa7c110dbba2fb324f619fa53c9d429f
occurred_at: 2026-08-04T13:22:23Z
observed_at: 2026-08-04T13:22:23Z
kind: PRICE
channel: #price
model_uid: openai/gpt-4.1-20250414
headline: *** requesty/openai/gpt-4.1-20250414 input_text: $2.00 → $2.20 /Mtok (+10%)
source_url: https://github.com/anomalyco/models.dev.git#providers/requesty/models/gpt-4.1@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-4.1-20250414","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":2000000,"new_micro":2200000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: fad431c4e45e82fb52d6f1b16f21585c
occurred_at: 2026-08-15T15:24:37Z
observed_at: 2026-08-15T15:24:37Z
kind: PRICE
channel: #price
model_uid: google/gemini-3.7-flash
headline: *** requesty/google/gemini-3.7-flash output_text: $3.75 → $4.125 /Mtok (+10%)
source_url: https://github.com/anomalyco/models.dev.git#providers/requesty/models/gemini-3.7-flash@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-3.7-flash","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":3750000,"new_micro":4125000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: fad6db156711221aba7b79720f8a932a
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 output_text: $1.00 → $1.68 /Mtok (+68%)
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":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1000000,"new_micro":1680000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: fae3dd2d88a5bc2759f1a2d139f98539
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":"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 [eu, ctx≥200000]: $6.00 → $6.60 /Mtok (+10%)


event_id: fb04a42f6fda479bb5c351813f27d317
occurred_at: 2026-05-21T20:55:31Z
observed_at: 2026-05-21T20:55:31Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-20b
headline: *** fireworks/openai/gpt-oss-20b input_text: $0.05 → $0.07 /Mtok (+40%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"fireworks","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":50000,"new_micro":70000,"confidence":"observed","corroborations":2,"writer":"modelsdev"}

source_url:
https://github.com/anomalyco/models.dev.git#providers/fireworks-ai/models/accounts/fireworks/models/gpt-oss-20b.toml


event_id: fb04af27e71e6ec5a32c499cbd8fe8bb
occurred_at: 2026-05-24T05:33:56Z
observed_at: 2026-05-24T05:33:56Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-pro
headline: *** deepseek/deepseek/deepseek-v4-pro cache_read: $0.145 → $0.003625 /Mtok (-97.5%)
source_url: https://github.com/anomalyco/models.dev.git#providers/deepseek/models/deepseek-v4-pro.toml
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-v4-pro","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":145000,"new_micro":3625,"confidence":"observed","corroborations":2,"writer":"modelsdev"}


event_id: fb46168a2861be6e505bc3ca3bc21aaa
occurred_at: 2026-02-17T21:01:54Z
observed_at: 2026-02-17T21:01:54Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-v3.1
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":16,"points":9,"min_micro":700000,"max_micro":165000000000,"split_tenths":2357143,"trigger_new_seller":true,"entering_seller":"nano-gpt","entering_micro":700000,"open_weights":true,"extreme":true}

headline:
*** netsplit deepseek/deepseek-v3.1 output_text: 9 prices across 16 sellers, 235714.3x 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.toml


event_id: fb48ebe5bb458e0e8b4dbe05f1636c0f
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 output_text: $12.00 → $4.84 /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":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":12000000,"new_micro":4840000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: fb519163e582eda2a58e05cf7413bb7b
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 cache_read: $0.10 → $0.02 /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":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":100000,"new_micro":20000,"confidence":"observed","corroborations":2,"writer":"modelsdev"}


event_id: fb7d52c3b0a0441ec223f070fdd343b8
occurred_at: 2026-06-10T11:15:23Z
observed_at: 2026-06-10T11:15:23Z
kind: NETSPLIT
channel: #price
model_uid: anthropic/claude-fable-5
source_url: https://github.com/anomalyco/models.dev.git#providers/venice/models/claude-fable-5.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":9,"points":2,"min_micro":50000000,"max_micro":60000000,"split_tenths":12,"trigger_new_seller":true,"entering_seller":"venice","entering_micro":60000000,"open_weights":false}

headline:
*** netsplit anthropic/claude-fable-5 output_text: 2 prices across 9 sellers, 1.2x spread (venice enters at $60.00)


event_id: fb7e270f96be71e6e85fef69f8bd176c
occurred_at: 2026-07-31T17:59:13Z
observed_at: 2026-07-31T17:59:13Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-terra
headline: *** llmgateway/openai/gpt-5.6-terra cache_write_5m: $3.125 → $2.50 /Mtok (-20%)
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/gpt-5.6-terra.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-5.6-terra","meter":"cache_write_5m","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":3125000,"new_micro":2500000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: fb9d08ca88cd5220f16e8a0d51a673df
occurred_at: 2025-09-10T18:37:30Z
observed_at: 2025-09-10T18:37:30Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-r1
headline: *** deepinfra/deepseek/deepseek-r1 input_text: $0.45 → $0.70 /Mtok (+55.6%)
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":"deepseek/deepseek-r1","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":450000,"new_micro":700000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: fba246e76f724632b66818e8ac0e0004
occurred_at: 2026-01-11T06:07:24Z
observed_at: 2026-01-11T06:07:24Z
kind: PRICE
channel: #price
model_uid: google/gemini-2.5-flash-lite-preview-09-2025
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":"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":"modelsdev"}

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

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


event_id: fbaad998664c2fec3279202b5dfb9537
occurred_at: 2026-08-10T14:38:45Z
observed_at: 2026-08-10T14:38:45Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash cache_read: $0.01792 → $0.01596 /Mtok (-10.9%)
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":17920,"new_micro":15960,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: fbb3caf848e405ea80b90a36bdad85ff
occurred_at: 2026-08-03T15:37:29Z
observed_at: 2026-08-03T15:37:29Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-5.6-luna
source_url: https://github.com/anomalyco/models.dev.git#providers/nano-gpt/models/openai/gpt-5.6-luna.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":11,"points":4,"min_micro":600000,"max_micro":6000000,"split_tenths":100,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"nano-gpt","entering_micro":600000,"open_weights":false}

headline:
*** netsplit openai/gpt-5.6-luna output_text: 4 prices across 11 sellers, 10.0x spread (nano-gpt enters at $0.60)


event_id: fbb5ef210825c034a15511983a328658
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":"output_text","sellers":12,"points":2,"min_micro":500000,"max_micro":25000000,"split_tenths":500,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"oracle-oci","entering_micro":25000000,"open_weights":false}

headline:
*** netsplit xai/grok-4-fast-reasoning output_text: 2 prices across 12 sellers, 50.0x spread (oracle-oci enters at $25.00)


event_id: fbd255adf0f6c24504ab4da4990ee520
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":"input_text","sellers":3,"points":2,"min_micro":100000,"max_micro":150000,"split_tenths":15,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"vercel-ai-gateway","entering_micro":150000,"open_weights":false}

headline:
*** netsplit google/gemini-2.0-flash input_text: 2 prices across 3 sellers, 1.5x spread (vercel-ai-gateway enters at $0.15)


event_id: fbd2b91f0984a7bd36f905324b763fad
occurred_at: 2025-04-09
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: openai/gpt-4o-20241120
counterparty_uid: xai/grok-3-mini
headline: *** Grok 3 mini (low) has kicked GPT-4o (2024-11-20) (Δ+0.12, 5.1× 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/gpt-4o-20241120","display":"GPT-4o (2024-11-20)","comparability_key":"7b6208c98cf99f12a0d29ab1e0b8c01fbe1418d5de46d851c8f35a42fa097a6d","score":0.045,"cost_usd":0.05,"released":"2024-11-20","evidence_url":"https://arcprize.org/leaderboard","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"xai/grok-3-mini","display":"Grok 3 mini (low)","comparability_key":"61e5f79ab5c5a546f24f3ce80acc9f783e10bc8c63bbf615ebd2d7b749f83096","effort":"low","score":0.165,"cost_usd":0.0099,"released":"2025-04-09","evidence_url":"https://arcprize.org/leaderboard","provenance":"leaderboard_maintainer_verified"},"delta_score":0.12000000000000001,"cost_ratio":5.05050505050505,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: fbf14bcba6cd21fd3bafc1f81064cba1
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, priority]: $0.55 → $0.6875 /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 $0.55 within the 14-day window
payload:
{"seller":"azure","seller_kind":"cloud","region":"us","service_tier":"priority","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":550000,"new_micro":687500,"confidence":"observed","corroborations":1,"writer":"litellm","churn_unwound":true}


event_id: fc06d4725f67f4e3d9b0e8c44a84d76c
occurred_at: 2025-10-23T20:43:27Z
observed_at: 2025-10-23T20:43:27Z
kind: NETSPLIT
channel: #price
model_uid: mistral/mistral-nemo
source_url: https://github.com/anomalyco/models.dev.git#providers/helicone/models/mistral-nemo.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":5,"points":3,"min_micro":50000,"max_micro":40000000,"split_tenths":8000,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"helicone","entering_micro":40000000,"open_weights":true,"extreme":true}

headline:
*** netsplit mistral/mistral-nemo output_text: 3 prices across 5 sellers, 800.0x spread (helicone enters at $40.00)


event_id: fc3897d549a4ac7a869e5e5a59a82341
occurred_at: 2025-08-07
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: openai/o3-pro-20250610
counterparty_uid: openai/gpt-5-20250807
headline: *** GPT-5 (medium) has kicked o3-pro (high) (Δ+1.8, 8.2× 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":"openai/o3-pro-20250610","display":"o3-pro (high)","comparability_key":"b0a650304f76e0fcbf68fc781e0788bf73afcc844fa50cdb07e5919aa123adfe","effort":"high","score":84.9,"cost_usd":0.65,"released":"2025-06-10","evidence_url":"https://aider.chat/docs/leaderboards/#polyglot-leaderboard","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"openai/gpt-5-20250807","display":"GPT-5 (medium)","comparability_key":"fef2f8ae8af8163352359dc74a2b61cdb1fe075ffe8da2aecb83b3946471836f","effort":"medium","score":86.7,"cost_usd":0.079,"released":"2025-08-07","evidence_url":"https://aider.chat/docs/leaderboards/#polyglot-leaderboard","provenance":"leaderboard_maintainer_verified"},"delta_score":1.7999999999999972,"cost_ratio":8.227848101265822,"cost_kind":"suite_total","same_model":false}


event_id: fcb99226276b3e5542484d099c736151
occurred_at: 2025-07-30T17:01:05Z
observed_at: 2025-07-30T17:01:05Z
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":"output_text","sellers":3,"points":2,"min_micro":100000,"max_micro":150000,"split_tenths":15,"trigger_new_seller":true,"entering_seller":"openrouter","entering_micro":100000,"open_weights":true}

headline:
*** netsplit mistral/pixtral-12b-2409 output_text: 2 prices across 3 sellers, 1.5x spread (openrouter enters at $0.10)


event_id: fcc4f58d185c488d56e1b15317b20881
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-sol
headline: *** GPT-5.6 Sol (max) has kicked Claude Fable 5 (high) (Δ+135.6, 1.4× 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-fable-5","display":"Claude Fable 5 (high)","comparability_key":"f201028ac46b1f5e40d0b4cac5e073109d112421fa541ca1d3f947b65bdc19fb","effort":"high","score":2041.3,"cost_usd":2.108822,"released":"2026-06-09","provenance":"community_submitted"},"winner":{"model_uid":"openai/gpt-5.6-sol","display":"GPT-5.6 Sol (max)","comparability_key":"f3f3607ec6d855965dff8aaca3ae425e1c5322e2217c92b8434b5a84ed17d257","effort":"max","score":2176.88,"cost_usd":1.534078,"released":"2026-07-09","provenance":"community_submitted"},"delta_score":135.58000000000015,"cost_ratio":1.3746510933603115,"cost_kind":"per_task","same_model":false}


event_id: fcce7150f80a03b8bd7680e812c9052a
occurred_at: 2026-08-11T04:12:21Z
observed_at: 2026-08-11T04:12:21Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-sol
headline: *** amazon-bedrock/openai/gpt-5.6-sol cache_write_5m: $6.88 → $6.875 /Mtok (-0.1%)
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_write_5m","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":6880000,"new_micro":6875000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: fcdab521b925087d4ff038c1f373487a
occurred_at: 2025-08-06T13:48:38Z
observed_at: 2025-08-06T13:48:38Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-oss-120b
source_url: https://github.com/anomalyco/models.dev.git#providers/chutes/models/openai/gpt-oss-120b.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":5,"points":4,"min_micro":410000,"max_micro":750000,"split_tenths":18,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"chutes","entering_micro":410000,"open_weights":true}

headline:
*** netsplit openai/gpt-oss-120b output_text: 4 prices across 5 sellers, 1.8x spread (chutes enters at $0.41)


event_id: fcdd5de5772271815ae8d9605406c045
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 input_text: $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: 2026-01-21T15:47:10Z
retraction_reason: unwound as churn: the catalogue returned to $3.00 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":"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: fcf226728d74386a476c7c0c1cd5058b
occurred_at: 2025-12-17
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: openai/gpt-5.2-20251211
counterparty_uid: google/gemini-3-flash-preview
headline: *** Gemini 3 Flash Preview has kicked GPT-5.2 (high) (Δ+73.65, 3.3× 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-5.2-20251211","display":"GPT-5.2 (high)","comparability_key":"f201028ac46b1f5e40d0b4cac5e073109d112421fa541ca1d3f947b65bdc19fb","effort":"high","score":1293.55,"cost_usd":0.296865,"released":"2025-12-11","provenance":"community_submitted"},"winner":{"model_uid":"google/gemini-3-flash-preview","display":"Gemini 3 Flash Preview","comparability_key":"e51dfe78986ee35c325753e7c0f8487bd6ab5d19b23c242583b1a74b2a591bf6","score":1367.2,"cost_usd":0.091067,"released":"2025-12-17","provenance":"community_submitted"},"delta_score":73.65000000000009,"cost_ratio":3.259852635971318,"cost_kind":"per_task","same_model":false}


event_id: fd33f460038f6206f0463a8820ada00d
occurred_at: 2026-03-11T14:47:41Z
observed_at: 2026-03-11T14:47:41Z
kind: PRICE
channel: #price
model_uid: google/gemini-pro
headline: *** google-ai-studio/google/gemini-pro input_text: $1.25 → $0.35 /Mtok (-72%)
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-pro","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1250000,"new_micro":350000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: fd3ed182158d1afd5fc9f2783ba6fc04
occurred_at: 2026-08-15T13:26:05Z
observed_at: 2026-08-15T13:26:05Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash cache_read: $0.013132 → $0.012852 /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 $0.013972 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":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":13132,"new_micro":12852,"confidence":"observed","corroborations":1,"writer":"modelsdev","churn_unwound":true}


event_id: fd467e52d0dca2506f6c65dfb887c09d
occurred_at: 2026-06-16T10:57:27Z
observed_at: 2026-06-16T10:57:27Z
kind: PRICE
channel: #price
model_uid: xai/grok-4.20-multi-agent-0309
headline: *** openrouter/xai/grok-4.20-multi-agent-0309 input_text: $2.00 → $1.25 /Mtok (-37.5%)
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"xai/grok-4.20-multi-agent-0309","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":2000000,"new_micro":1250000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}

source_url:
https://github.com/anomalyco/models.dev.git#providers/openrouter/models/x-ai/grok-4.20-multi-agent.toml


event_id: fd7cc8917c09ce8177a15f598e74fd31
occurred_at: 2024-09-26T04:50:30Z
observed_at: 2024-09-26T04:50:30Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-1.5-pro-002
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":10500000,"max_micro":15000000,"split_tenths":14,"trigger_new_seller":true,"entering_seller":"google-ai-studio","entering_micro":10500000,"open_weights":false}

headline:
*** netsplit google/gemini-1.5-pro-002 output_text: 2 prices across 2 sellers, 1.4x spread (google-ai-studio enters at $10.50)


event_id: fd7db7f8fbfec54855ccdf2f23b41885
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+0.0045, 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":"google/gemini-2.5-flash-preview-05-20","display":"Gemini 2.5 Flash Preview (05-20)","comparability_key":"53411a8254ffdd1c45aef9ed5987d59c7f604df8e8f7c6081b314bdcbdd3db10","score":0.0216,"cost_usd":0.0302,"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":0.004500000000000004,"cost_ratio":1.023728813559322,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: fd9315c16fbb657a2bc589c38b484ceb
occurred_at: 2026-05-15T15:00:32Z
observed_at: 2026-05-15T15:00:32Z
kind: PRICE
channel: #price
model_uid: mistral/devstral-2512
headline: *** openrouter/mistral/devstral-2512 input_text: $0.15 → $0.40 /Mtok (+166.7%)
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"openrouter","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":150000,"new_micro":400000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: fdea17d491f42700c2eb6e7f51ff6b2d
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 output_text: $0.77 → $1.12 /Mtok (+45.5%)
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":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":770000,"new_micro":1120000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: fe03fdcc73770604393ba93a251c0853
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-06-05
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":5,"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-06-05 input_text: 2 prices across 5 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-06-05.toml


event_id: fe17387d38173b41f923dce9fc5975b1
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
headline: *** google-vertex/google/gemini-2.5-flash-lite input_audio: $0.50 → $0.30 /Mtok (-40%)
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","meter":"input_audio","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":500000,"new_micro":300000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: fe2616ee127f62c9fe62b5a36ef3cbba
occurred_at: 2025-02-07T05:05:47Z
observed_at: 2025-02-07T05:05:47Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-2.0-flash-001
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":400000,"max_micro":600000,"split_tenths":15,"trigger_new_seller":true,"entering_seller":"google-ai-studio","entering_micro":400000,"open_weights":false}

headline:
*** netsplit google/gemini-2.0-flash-001 output_text: 2 prices across 2 sellers, 1.5x spread (google-ai-studio enters at $0.40)


event_id: fe3ad66d5b18933e8deadf5f2303688a
occurred_at: 2026-05-19T00:07:14Z
observed_at: 2026-05-19T00:07:14Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.2
headline: *** vercel-ai-gateway/deepseek/deepseek-v3.2 output_text: $0.42 → $0.40 /Mtok (-4.8%)
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":420000,"new_micro":400000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: fe445074c51bdaca203b3f2f006a6266
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 [batch]: $1.25 → $1.00 /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":"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":1250000,"new_micro":1000000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: fe46340cf44acc69d12cab064b1f6b0c
occurred_at: 2026-06-03T20:13:54Z
observed_at: 2026-06-03T20:13:54Z
kind: PRICE
channel: #price
model_uid: xai/grok-4.20-0309-non-reasoning
headline: *** llmgateway/xai/grok-4.20-0309-non-reasoning input_text: $2.00 → $1.25 /Mtok (-37.5%)
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-4.20-0309-non-reasoning","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":2000000,"new_micro":1250000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: fe61c709978f67ce4cb27e3ef635d0c8
occurred_at: 2026-06-03T20:13:54Z
observed_at: 2026-06-03T20:13:54Z
kind: PRICE
channel: #price
model_uid: openai/gpt-4.1-20250414
headline: *** github-copilot/openai/gpt-4.1-20250414 input_text: $0.00 → $2.00 /Mtok (from $0)
source_url: https://github.com/anomalyco/models.dev.git#providers/github-copilot/models/gpt-4.1.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-4.1-20250414","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":0,"new_micro":2000000,"confidence":"provisional","corroborations":1,"writer":"modelsdev","rose_from_zero":true}


event_id: fe82ce63b12f9b5d0a5b848053b89f03
occurred_at: 2026-07-31
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: google/gemini-3-flash-preview
counterparty_uid: deepseek/deepseek-v4-flash-0731
headline: *** DeepSeek-V4 Flash (0731) (max) has kicked Gemini 3 Flash Preview (Δ+0.0136, 7.8× 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-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"},"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":0.013600000000000056,"cost_ratio":7.768141463694459,"cost_kind":"per_task","same_model":false}


event_id: fedac03d0cb1b3fec4394ba128ed7b9f
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":"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 [us, ctx≥200000]: $0.60 → $0.66 /Mtok (+10%)


event_id: fefe6d259b6aa3dd193f00c021a10c85
occurred_at: 2024-12-28T01:08:35Z
observed_at: 2024-12-28T01:08:35Z
kind: PRICE
channel: #price
model_uid: mistral/codestral
headline: *** google-vertex/mistral/codestral output_text: $3.00 → $0.60 /Mtok (-80%)
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":"mistral/codestral","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":3000000,"new_micro":600000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: ff03a0e8f0ee80d1eeb31ed05b986776
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 output_text: $40.00 → $8.00 /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":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":40000000,"new_micro":8000000,"confidence":"observed","corroborations":2,"writer":"litellm"}


event_id: ff1930d74e3f64811b3e9b44b6f60813
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 output_text: $0.125 → $0.50 /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":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":125000,"new_micro":500000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: ff492e02272ebf14166ac0f3e8efe098
occurred_at: 2026-01-21T15:47:10Z
observed_at: 2026-01-21T15:47:10Z
kind: PRICE
channel: #price
model_uid: xai/grok-4-fast-non-reasoning
headline: *** azure/xai/grok-4-fast-non-reasoning input_text: $0.43 → $0.20 /Mtok (-53.5%)
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-fast-non-reasoning","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":430000,"new_micro":200000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: ff55a9859f9e3e01e4d881803525ccca
occurred_at: 2026-08-08T00:31:50Z
observed_at: 2026-08-08T00:31:50Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.2
headline: *** openrouter/deepseek/deepseek-v3.2 input_text: $0.269 → $0.26 /Mtok (-3.3%)
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":269000,"new_micro":260000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: ff5c56903dadecf36aee5a5b07b1fe89
occurred_at: 2026-03-05
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: openai/gpt-5.2-20251211
counterparty_uid: openai/gpt-5.4-20260305
headline: *** GPT-5.4 (low) has kicked GPT-5.2 (medium) (Δ+0.025, 2.8× 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":"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"},"winner":{"model_uid":"openai/gpt-5.4-20260305","display":"GPT-5.4 (low)","comparability_key":"a42fde0e3797cbaf5d2db60f82b230334d34a2a8b9bfddda691e4a04da82f192","effort":"low","score":0.2917,"cost_usd":0.27,"released":"2026-03-05","provenance":"community_submitted"},"delta_score":0.025000000000000022,"cost_ratio":2.8125925925925923,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: ffa8b35aab54feb273dead7f17bb7b4c
occurred_at: 2026-03-05
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: anthropic/claude-opus-4-5-20251101
counterparty_uid: openai/gpt-5.4-20260305
headline: *** GPT-5.4 (low) has kicked Claude Opus 4.5 (Δ+0.1528, 1.8× 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":"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"},"winner":{"model_uid":"openai/gpt-5.4-20260305","display":"GPT-5.4 (low)","comparability_key":"a42fde0e3797cbaf5d2db60f82b230334d34a2a8b9bfddda691e4a04da82f192","effort":"low","score":0.2917,"cost_usd":0.27,"released":"2026-03-05","provenance":"community_submitted"},"delta_score":0.15280000000000002,"cost_ratio":1.7777777777777777,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: ffbb355331a12e37835b09aa1fdc86d6
occurred_at: 2025-11-06T23:48:13Z
observed_at: 2025-11-06T23:48:13Z
kind: NETSPLIT
channel: #price
model_uid: openai/o1-20241217
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openAi/o1.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":5,"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/o1-20241217 input_text: 2 prices across 5 sellers, 1.2x spread (poe enters at $13.00)


event_id: ffc6f9d4bca7a5e231453cbf46795059
occurred_at: 2026-08-03T03:34:00Z
observed_at: 2026-08-03T03:34:00Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.1-codex-mini
headline: *** kilo/openai/gpt-5.1-codex-mini cache_read: $0.025 → $0.03 /Mtok (+20%)
source_url: https://github.com/anomalyco/models.dev.git#providers/kilo/models/openai/gpt-5.1-codex-mini.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-5.1-codex-mini","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":25000,"new_micro":30000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


