# event

event_id: 352b7675588ecce969fbe4c72158fd6c
occurred_at: 2025-02-07T16:25:35Z
observed_at: 2025-02-07T16:25:35Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-chat
headline: *** netsplit deepseek/deepseek-chat input_text: 2 prices across 2 sellers, 1.9x 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":140000,"max_micro":270000,"split_tenths":19,"trigger_jump":true,"open_weights":true}


event_id: 35311b3bebc5c1ea5b2220d2dcf22f1c
occurred_at: 2025-08-07
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: openai/gpt-4.1-nano-20250414
counterparty_uid: openai/gpt-5-nano-20250807
headline: *** GPT-5 nano (minimal) has kicked GPT-4.1 nano (Δ+0.015, 1.4× cheaper)
source_url: https://arcprize.org/leaderboard
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"arc-agi","benchmark_version_id":"arc-agi@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/gpt-4.1-nano-20250414","display":"GPT-4.1 nano","comparability_key":"7b6208c98cf99f12a0d29ab1e0b8c01fbe1418d5de46d851c8f35a42fa097a6d","score":0,"cost_usd":0.0021,"released":"2025-04-14","evidence_url":"https://arcprize.org/leaderboard","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"openai/gpt-5-nano-20250807","display":"GPT-5 nano (minimal)","comparability_key":"8a90161aacf9c1cce7cec0031e2c554cf5f4281e66589d2e42a8eac6f4459930","effort":"minimal","score":0.015,"cost_usd":0.0015,"released":"2025-08-07","provenance":"community_submitted"},"delta_score":0.015,"cost_ratio":1.4,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: 355819c83a4dd7a11883ee6f5b556cac
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":"output_text","sellers":6,"points":2,"min_micro":7200000,"max_micro":8000000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":7200000,"open_weights":false}

headline:
*** netsplit openai/o3-20250416 output_text: 2 prices across 6 sellers, 1.1x spread (poe enters at $7.20)


event_id: 355b96f10a95cedd816572a203060362
occurred_at: 2026-04-03T04:51:21Z
observed_at: 2026-04-03T04:51:21Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.4-mini-20260317
headline: *** openai/openai/gpt-5.4-mini-20260317 output_text [priority]: $6.75 → $9.00 /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":"openai","seller_kind":"first_party","region":"unspecified","service_tier":"priority","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.4-mini-20260317","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":6750000,"new_micro":9000000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 358462ae09bbac569b8584556fb0eb45
occurred_at: 2025-05-19T03:45:20Z
observed_at: 2025-05-19T03:45:20Z
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":4,"points":4,"min_micro":550000,"max_micro":5000000,"split_tenths":91,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"sambanova","entering_micro":5000000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-r1 input_text: 4 prices across 4 sellers, 9.1x spread (sambanova enters at $5.00)


event_id: 35aa29726f3c5a8abbe4f44192d904d1
occurred_at: 2026-08-06T00:47:12Z
observed_at: 2026-08-06T00:47:12Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash cache_read: $0.018 → $0.01764 /Mtok (-2%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":18000,"new_micro":17640,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 35c633b9de5a85884bc0a80d6e162b8e
occurred_at: 2025-04-16
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: openai/o3-mini-20250131
counterparty_uid: openai/o4-mini-20250416
headline: *** o4-mini (medium) has kicked o3-mini (medium) (Δ+0.195, 1.3× 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 (medium)","comparability_key":"972463fab8f2feec48fb9ef35bc3e7f7e241f5ccb1362195c60c4769a1d81f58","effort":"medium","score":0.223,"cost_usd":0.1907,"released":"2025-01-31","evidence_url":"https://arcprize.org/leaderboard","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"openai/o4-mini-20250416","display":"o4-mini (medium)","comparability_key":"972463fab8f2feec48fb9ef35bc3e7f7e241f5ccb1362195c60c4769a1d81f58","effort":"medium","score":0.418,"cost_usd":0.15,"released":"2025-04-16","evidence_url":"https://arcprize.org/leaderboard","provenance":"leaderboard_maintainer_verified"},"delta_score":0.19499999999999998,"cost_ratio":1.2713333333333334,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: 35f8b74d601fcef1a88a810a7e09e9a9
occurred_at: 2026-08-16T06:26:36Z
observed_at: 2026-08-16T06:26:36Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash input_text: $0.0675 → $0.06146 /Mtok (-8.9%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":67500,"new_micro":61460,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 36119fa4cde1e07acb5be5dfec203ae6
occurred_at: 2024-10-05T07:52:06Z
observed_at: 2024-10-05T07:52:06Z
kind: PRICE
channel: #price
model_uid: openai/gpt-4o-20240806
headline: *** azure/openai/gpt-4o-20240806 input_text: $2.75 → $5.00 /Mtok (+81.8%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"azure","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-4o-20240806","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":2750000,"new_micro":5000000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 362d8fbd8d73205a34014ac4ec6354ea
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":"output_text","sellers":5,"points":2,"min_micro":500000,"max_micro":1000000,"split_tenths":20,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"llmgateway","entering_micro":1000000,"open_weights":false}

headline:
*** netsplit xai/grok-4-fast-non-reasoning output_text: 2 prices across 5 sellers, 2.0x spread (llmgateway enters at $1.00)

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


event_id: 362ddd05641ab01eb70c5b87fdf15ae7
occurred_at: 2025-08-07
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: openai/o4-mini-20250416
counterparty_uid: openai/gpt-5-nano-20250807
headline: *** GPT-5 nano (high) has kicked o4-mini (medium) (Δ+0.0025, 7.8× 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/o4-mini-20250416","display":"o4-mini (medium)","comparability_key":"bd53f8837bb186273af93865ca36c8fd956b4bc7e345b91a59646d9e65c76068","effort":"medium","score":0.0236,"cost_usd":0.2311,"released":"2025-04-16","provenance":"community_submitted"},"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":0.0025000000000000057,"cost_ratio":7.833898305084746,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: 364d3be3b144d3501f4be18b4d46ebf9
occurred_at: 2026-04-03T04:51:21Z
observed_at: 2026-04-03T04:51:21Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.4-20260305
headline: *** openai/openai/gpt-5.4-20260305 output_text [priority]: $22.50 → $30.00 /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":"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":22500000,"new_micro":30000000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 365711520e2aeba25a1c96c2f026584b
occurred_at: 2026-07-25
observed_at: 2026-07-25T20:04:01Z
kind: QUIT
channel: #dying
model_uid: mistral/mistral-large-2411
headline: *** mistral/mistral-large-2411 has quit azure (delisted 2026-07-25)
source_url: https://github.com/anomalyco/models.dev.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"azure","available_from":"2025-11-29","available_to":"2026-07-25","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: 36cda6be83515ccb5174a49881815a67
occurred_at: 2026-06-26T22:41:56Z
observed_at: 2026-06-26T22:41:56Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-pro
headline: *** venice/deepseek/deepseek-v4-pro output_text: $3.796 → $3.301 /Mtok (-13%)
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":3796000,"new_micro":3301000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 36cf7034c0d0e2688251a9d92d7f754b
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":"input_text","sellers":2,"points":2,"min_micro":350000,"max_micro":625000,"split_tenths":18,"trigger_new_seller":true,"entering_seller":"google-ai-studio","entering_micro":350000,"open_weights":false}

headline:
*** netsplit google/gemini-1.5-pro input_text: 2 prices across 2 sellers, 1.8x spread (google-ai-studio enters at $0.35)


event_id: 36d60fee574558a2fd1a37349d1179e7
occurred_at: 2026-07-31T02:38:15Z
observed_at: 2026-07-31T02:38:15Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-luna
headline: *** amazon-bedrock/openai/gpt-5.6-luna cache_read: $0.10 → $0.022 /Mtok (-78%)
confidence: provisional
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-luna","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":100000,"new_micro":22000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}

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


event_id: 36f3a67fe8af5a96eb170452c6900de9
occurred_at: 2026-02-19
observed_at: 2026-08-15T17:38:24Z
kind: QUIT
channel: #dying
model_uid: anthropic/claude-3-5-haiku-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":"2024-11-04","available_to":"2026-02-19","retire_kind":"announced","deprecation_announced_on":"2025-12-19","notice_days":62,"window_confidence":"observed"}

headline:
*** anthropic/claude-3-5-haiku-20241022 has quit anthropic (announced 2025-12-19, effective 2026-02-19, 62d notice)


event_id: 37002a95dc05bd0ea1638d046673335f
occurred_at: 2025-02-28T04:24:03Z
observed_at: 2025-02-28T04:24:03Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-3-5-haiku-20241022
headline: *** anthropic/anthropic/claude-3-5-haiku-20241022 cache_write_5m: $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":"anthropic","seller_kind":"first_party","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-3-5-haiku-20241022","meter":"cache_write_5m","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1250000,"new_micro":1000000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 37298fefe7a43b1bb5ad334e57a4de7d
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 input_text: $0.55 → $0.40 /Mtok (-27.3%)
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":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":550000,"new_micro":400000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 374b7e3ad156d81e8d6d2beb5aa17db0
occurred_at: 2026-05-28
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #math
model_uid: anthropic/claude-opus-4-6-20260205
counterparty_uid: anthropic/claude-opus-4-8
headline: *** Claude Opus 4.8 (max) has kicked Claude Opus 4.6 (max) (Δ+0.19, 1.2× cheaper)
source_url: https://www.vals.ai/benchmarks/proof_bench
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"proofbench","benchmark_version_id":"proofbench@unversioned","measurer":"Epoch AI","victim":{"model_uid":"anthropic/claude-opus-4-6-20260205","display":"Claude Opus 4.6 (max)","comparability_key":"a7243fadf1ad37d6f9c5153e4598a9ad089ff703b36e66c280e07fd919d66210","effort":"max","score":0.5,"cost_usd":2.703583,"released":"2026-02-05","evidence_url":"https://www.vals.ai/benchmarks/proof_bench","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"anthropic/claude-opus-4-8","display":"Claude Opus 4.8 (max)","comparability_key":"a7243fadf1ad37d6f9c5153e4598a9ad089ff703b36e66c280e07fd919d66210","effort":"max","score":0.6900000000000001,"cost_usd":2.293129,"released":"2026-05-28","evidence_url":"https://www.vals.ai/benchmarks/proof_bench","provenance":"leaderboard_maintainer_verified"},"delta_score":0.19000000000000006,"cost_ratio":1.1789929829503705,"cost_kind":"per_task","same_model":false}


event_id: 375a42b44ebc413ec2d02a4f9a559de0
occurred_at: 2025-10-13T12:20:24Z
observed_at: 2025-10-13T12:20:24Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-120b
headline: *** deepinfra/openai/gpt-oss-120b input_text: $0.09 → $0.05 /Mtok (-44.4%)
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":"openai/gpt-oss-120b","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":90000,"new_micro":50000,"confidence":"observed","corroborations":2,"writer":"litellm"}


event_id: 377aed0b602db60db681a7319836fa03
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 input_text: $2.00 → $1.25 /Mtok (-37.5%)
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":"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/vercel/models/xai/grok-4.20-non-reasoning.toml


event_id: 377fa5ee6c3308affee0c76682f85e56
occurred_at: 2025-10-05T00:20:17Z
observed_at: 2025-10-05T00:20:17Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-sonnet-4-5-20250929
headline: *** amazon-bedrock/anthropic/claude-sonnet-4-5-20250929 input_text [jp]: $3.00 → $3.30 /Mtok (+10%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
retracted_at: 2025-10-06T19:33:05Z
retraction_reason: unwound as churn: the catalogue returned to $3.00 within the 14-day window
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"jp","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-sonnet-4-5-20250929","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":3000000,"new_micro":3300000,"confidence":"observed","corroborations":1,"writer":"litellm","churn_unwound":true}


event_id: 378b2b0cdd5a1c67665bfa96838ef477
occurred_at: 2026-05-19
observed_at: 2026-05-19T20:58:06Z
kind: QUIT
channel: #dying
model_uid: google/gemini-2.5-pro-preview-06-05
headline: *** google/gemini-2.5-pro-preview-06-05 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":"2025-06-06","available_to":"2026-05-19","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: 378df923b829de70be6c17865adf99f6
occurred_at: 2025-03-11T02:12:34Z
observed_at: 2025-03-11T02:12:34Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-r1
headline: *** azure/deepseek/deepseek-r1 input_text: $0.00 → $1.35 /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":"azure","seller_kind":"cloud","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":0,"new_micro":1350000,"confidence":"provisional","corroborations":1,"writer":"litellm","rose_from_zero":true}


event_id: 3790041afac4bb7fd6d3f637ee009777
occurred_at: 2026-06-04
observed_at: 2026-06-04T05:00:46Z
kind: QUIT
channel: #dying
model_uid: openai/gpt-4-0314
headline: *** openai/gpt-4-0314 has quit openrouter (delisted 2026-06-04)
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":"2026-06-04","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: 379e5db9d8bd44e3abfa70f4539fcd23
occurred_at: 2026-06-03T20:13:54Z
observed_at: 2026-06-03T20:13:54Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-sonnet-4-20250514
headline: *** github-copilot/anthropic/claude-sonnet-4-20250514 cache_read: $0.00 → $0.30 /Mtok (from $0)
source_url: https://github.com/anomalyco/models.dev.git#providers/github-copilot/models/claude-sonnet-4.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"github-copilot","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-sonnet-4-20250514","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":0,"new_micro":300000,"confidence":"provisional","corroborations":1,"writer":"modelsdev","rose_from_zero":true}


event_id: 37bf44087a6eb173fcd80f8a64c26683
occurred_at: 2026-07-13T21:32:06Z
observed_at: 2026-07-13T21:32:06Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-sol
headline: *** amazon-bedrock/openai/gpt-5.6-sol output_text: $33.00 → $30.00 /Mtok (-9.1%)
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":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":33000000,"new_micro":30000000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 37caeb89bcc01284f5ec1c6301e93b3a
occurred_at: 2026-04-09T08:17:05Z
observed_at: 2026-04-09T08:17:05Z
kind: PRICE
channel: #price
model_uid: xai/grok-4.20-multi-agent-0309
headline: *** venice/xai/grok-4.20-multi-agent-0309 input_text: $2.50 → $2.27 /Mtok (-9.2%)
source_url: https://github.com/anomalyco/models.dev.git#providers/venice/models/grok-4-20-multi-agent-beta.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"venice","seller_kind":"inference_host","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"xai/grok-4.20-multi-agent-0309","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":2500000,"new_micro":2270000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 38133cdc087c6526e33410e92180c044
occurred_at: 2026-06-13T23:40:33Z
observed_at: 2026-06-13T23:40:33Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash output_text: $0.196 → $0.18 /Mtok (-8.2%)
confidence: observed
occurred_at_kind: commit
retracted_at: 2026-06-16T10:57:27Z
retraction_reason: unwound as churn: the catalogue returned to $0.196 within the 14-day window
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":196000,"new_micro":180000,"confidence":"observed","corroborations":1,"writer":"modelsdev","churn_unwound":true}


event_id: 38221fb8d83dbbf078e9e3dd860a5872
occurred_at: 2026-03-12
observed_at: 2026-03-12T12:38:31Z
kind: QUIT
channel: #dying
model_uid: google/gemini-1.5-pro-002
headline: *** google/gemini-1.5-pro-002 has quit google-vertex (delisted 2026-03-12)
source_url: https://github.com/BerriAI/litellm.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"google-vertex","available_from":"2024-09-26","available_to":"2026-03-12","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: 3830240bfd9bac803fb41f0b0299aa14
occurred_at: 2025-10-23T20:43:27Z
observed_at: 2025-10-23T20:43:27Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-reasoner
source_url: https://github.com/anomalyco/models.dev.git#providers/helicone/models/deepseek-reasoner.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":2,"points":2,"min_micro":560000,"max_micro":600000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"helicone","entering_micro":560000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-reasoner input_text: 2 prices across 2 sellers, 1.1x spread (helicone enters at $0.56)


event_id: 383b6470bc036ce233be008f76d6422a
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 input_text: $0.25 → $0.23 /Mtok (-8%)
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":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":250000,"new_micro":230000,"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: 384e0f82339e283da0137b5bd6e8ba41
occurred_at: 2026-06-10
observed_at: 2026-06-10T01:48:07Z
kind: QUIT
channel: #dying
model_uid: deepseek/deepseek-v3.1-terminus
headline: *** deepseek/deepseek-v3.1-terminus has quit nvidia (delisted 2026-06-10)
source_url: https://github.com/anomalyco/models.dev.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"nvidia","available_from":"2025-10-17","available_to":"2026-06-10","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: 3877fab487a80ebb0e59dc66d8f05da8
occurred_at: 2026-07-09
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: openai/gpt-5.5-20260423
counterparty_uid: openai/gpt-5.6-sol
headline: *** GPT-5.6 Sol (high) has kicked GPT-5.5 (high) (Δ+0.0209, 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-5.5-20260423","display":"GPT-5.5 (high)","comparability_key":"8aa8fa9a8ee71397b053e8fe68c740b0ce7dabbc34b1a3ec79feb6b3681e18bc","effort":"high","score":0.8333,"cost_usd":1.45,"released":"2026-04-23","provenance":"community_submitted"},"winner":{"model_uid":"openai/gpt-5.6-sol","display":"GPT-5.6 Sol (high)","comparability_key":"8aa8fa9a8ee71397b053e8fe68c740b0ce7dabbc34b1a3ec79feb6b3681e18bc","effort":"high","score":0.8542000000000001,"cost_usd":0.74,"released":"2026-07-09","provenance":"community_submitted"},"delta_score":0.02090000000000003,"cost_ratio":1.9594594594594594,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: 388471846cbbf6c73340a50aa624ecb4
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 output_text: $0.38 → $0.40 /Mtok (+5.3%)
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":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":380000,"new_micro":400000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 38aca0fe1c7c1fb58fde32d4ec7e76f0
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 input_text: $0.45 → $0.70 /Mtok (+55.6%)
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":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":450000,"new_micro":700000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: 38af42088723b623604755424665ff7a
occurred_at: 2026-08-02T16:37:29Z
observed_at: 2026-08-02T16:37:29Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-v4-flash-0731
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":6,"points":4,"min_micro":180000,"max_micro":350000,"split_tenths":19,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"deepinfra","entering_micro":180000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v4-flash-0731 output_text: 4 prices across 6 sellers, 1.9x spread (deepinfra enters at $0.18)

source_url:
https://github.com/anomalyco/models.dev.git#providers/deepinfra/models/deepseek-ai/DeepSeek-V4-Flash-0731.toml


event_id: 38c40880b45d259dbed34f53065b9b92
occurred_at: 2025-06-22
observed_at: 2025-06-22T23:06:32Z
kind: QUIT
channel: #dying
model_uid: openai/gpt-4.5-preview-20250227
headline: *** openai/gpt-4.5-preview-20250227 has quit github-copilot (delisted 2025-06-22)
source_url: https://github.com/anomalyco/models.dev.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"github-copilot","available_from":"2025-06-22","available_to":"2025-06-22","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: 38e65b1a78f8ba2a861cf90c101f1d8c
occurred_at: 2025-08-24T00:30:25Z
observed_at: 2025-08-24T00:30:25Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.1
headline: *** deepinfra/deepseek/deepseek-v3.1 output_text: $1.15 → $1.00 /Mtok (-13%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
retracted_at: 2025-08-26T01:41:49Z
retraction_reason: unwound as churn: the catalogue returned to $1.15 within the 14-day window
payload:
{"seller":"deepinfra","seller_kind":"inference_host","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3.1","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1150000,"new_micro":1000000,"confidence":"observed","corroborations":1,"writer":"litellm","churn_unwound":true}


event_id: 3952e60963115ce075db9181424013b8
occurred_at: 2026-08-08T16:26:23Z
observed_at: 2026-08-08T16:26:23Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.2
headline: *** openrouter/deepseek/deepseek-v3.2 input_text: $0.26 → $0.269 /Mtok (+3.5%)
source_url: https://github.com/anomalyco/models.dev.git#providers/openrouter/models/deepseek/deepseek-v3.2.toml
confidence: observed
occurred_at_kind: commit
retracted_at: 2026-08-09T00:33:12Z
retraction_reason: unwound as churn: the catalogue returned to $0.26 within the 14-day window
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3.2","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":260000,"new_micro":269000,"confidence":"observed","corroborations":1,"writer":"modelsdev","churn_unwound":true}


event_id: 39726d5e71521fdb974420b3ab3d0604
occurred_at: 2026-07-31
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: google/gemini-3.1-flash-lite
counterparty_uid: deepseek/deepseek-v4-flash-0731
headline: *** DeepSeek-V4 Flash (0731) (high) has kicked Gemini 3.1 Flash-Lite (Δ+0.0486, 2.6× 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":"google/gemini-3.1-flash-lite","display":"Gemini 3.1 Flash-Lite","comparability_key":"a760dcfeb010973e736a2c6d304dae3d9078b6d0cde0152fea4c8e4668fdbda0","score":0.5219,"cost_usd":0.0664239769607843,"released":"2026-03-03","evidence_url":"WeirdML Leaderboard","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"deepseek/deepseek-v4-flash-0731","display":"DeepSeek-V4 Flash (0731) (high)","comparability_key":"fa299512f2b221f6c31a30c221e06bc425b2d83a07475bc97ff264e59d18dfc4","effort":"high","score":0.5705,"cost_usd":0.025342430526912183,"released":"2026-07-31","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"delta_score":0.04859999999999998,"cost_ratio":2.6210578693407447,"cost_kind":"per_task","same_model":false}


event_id: 39a0034b670b5f7cc1e5ffde42188b6a
occurred_at: 2025-11-19
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: openai/gpt-5.1-20251113
counterparty_uid: openai/gpt-5.1-codex-max
headline: *** GPT-5.1-Codex-Max has kicked GPT-5.1 (high) (Δ+16.68, 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-5.1-20251113","display":"GPT-5.1 (high)","comparability_key":"f201028ac46b1f5e40d0b4cac5e073109d112421fa541ca1d3f947b65bdc19fb","effort":"high","score":1192.15,"cost_usd":0.315236,"released":"2025-11-13","provenance":"community_submitted"},"winner":{"model_uid":"openai/gpt-5.1-codex-max","display":"GPT-5.1-Codex-Max","comparability_key":"e51dfe78986ee35c325753e7c0f8487bd6ab5d19b23c242583b1a74b2a591bf6","score":1208.83,"cost_usd":0.253186,"released":"2025-11-19","provenance":"community_submitted"},"delta_score":16.679999999999836,"cost_ratio":1.2450767419999527,"cost_kind":"per_task","same_model":false}


event_id: 39e06b3ace95a1a33d335fef4a27f2a4
occurred_at: 2026-03-14T20:35:38Z
observed_at: 2026-03-14T20:35:38Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.2
headline: *** kilo/deepseek/deepseek-v3.2 input_text: $0.25 → $0.26 /Mtok (+4%)
source_url: https://github.com/anomalyco/models.dev.git#providers/kilo/models/deepseek/deepseek-v3.2.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"kilo","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3.2","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":250000,"new_micro":260000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 39e07dc6854810ae2847789330c60e05
occurred_at: 2025-12-11T20:40:16Z
observed_at: 2025-12-11T20:40:16Z
kind: NETSPLIT
channel: #price
model_uid: mistral/devstral-2512
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":2,"points":2,"min_micro":150000,"max_micro":400000,"split_tenths":27,"trigger_new_seller":true,"entering_seller":"openrouter","entering_micro":150000,"open_weights":false}

headline:
*** netsplit mistral/devstral-2512 input_text: 2 prices across 2 sellers, 2.7x spread (openrouter enters at $0.15)

source_url:
https://github.com/anomalyco/models.dev.git#providers/openrouter/models/mistralai/devstral-2512.toml


event_id: 39edec51796a15b58cb4774218ff4e80
occurred_at: 2026-02-13
observed_at: 2026-02-13T04:32:00Z
kind: QUIT
channel: #dying
model_uid: anthropic/claude-3-sonnet-20240229
headline: *** anthropic/claude-3-sonnet-20240229 has quit openrouter (delisted 2026-02-13)
source_url: https://github.com/BerriAI/litellm.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","available_from":"2024-05-09","available_to":"2026-02-13","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: 3a11681306f7ec28a70bc1b2cb3d1120
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":"output_text","sellers":2,"points":2,"min_micro":600000,"max_micro":900000,"split_tenths":15,"trigger_new_seller":true,"entering_seller":"openrouter","entering_micro":900000,"open_weights":false}

headline:
*** netsplit mistral/codestral-2501 output_text: 2 prices across 2 sellers, 1.5x spread (openrouter enters at $0.90)


event_id: 3a5cd7de52b35890fe92fb1276942170
occurred_at: 2026-03-12
observed_at: 2026-03-12T12:38:31Z
kind: QUIT
channel: #dying
model_uid: google/gemini-1.5-flash-002
headline: *** google/gemini-1.5-flash-002 has quit google-ai-studio (delisted 2026-03-12)
source_url: https://github.com/BerriAI/litellm.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"google-ai-studio","available_from":"2024-09-26","available_to":"2026-03-12","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: 3a79709d8bf57b1ae980003823ed81bb
occurred_at: 2025-11-26T15:32:26Z
observed_at: 2025-11-26T15:32:26Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-opus-4-5-20251101
headline: *** anthropic/anthropic/claude-opus-4-5-20251101 cache_read: $1.50 → $0.50 /Mtok (-66.7%)
source_url: https://github.com/anomalyco/models.dev.git#providers/anthropic/models/claude-opus-4-5.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"anthropic","seller_kind":"first_party","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-opus-4-5-20251101","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1500000,"new_micro":500000,"confidence":"observed","corroborations":2,"writer":"modelsdev"}


event_id: 3ab13a4b551a43832cec62e3b8cf6fee
occurred_at: 2026-06-02T04:42:51Z
observed_at: 2026-06-02T04:42:51Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-haiku-4-5-20251001
headline: *** amazon-bedrock/anthropic/claude-haiku-4-5-20251001 input_text: $1.00 → $1.20 /Mtok (+20%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-haiku-4-5-20251001","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1000000,"new_micro":1200000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 3adf757378dd6e105dddbc70a2cd475c
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+0.1098, 17.1× cheaper)
source_url: https://epoch.ai/data/benchmark_data.zip
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"arc-agi-2","benchmark_version_id":"arc-agi-2@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/gpt-5.2-pro-20251211","display":"GPT-5.2 pro (high)","comparability_key":"8aa8fa9a8ee71397b053e8fe68c740b0ce7dabbc34b1a3ec79feb6b3681e18bc","effort":"high","score":0.5416,"cost_usd":15.721,"released":"2025-12-11","provenance":"community_submitted"},"winner":{"model_uid":"xai/grok-4.20-0309-reasoning","display":"Grok 4.20 (reasoning)","comparability_key":"4fcf7177e706c5e9de27f56780bd4446313cf89cec87c6cf63de0b7a49c87b48","score":0.6514,"cost_usd":0.92,"released":"2026-02-17","provenance":"community_submitted"},"delta_score":0.10980000000000001,"cost_ratio":17.088043478260868,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: 3b13bf5cab6961872a334cd13beddcb3
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-reasoning
headline: *** llmgateway/xai/grok-4.20-0309-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-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"}

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


event_id: 3b19fb5ce1881f23395bac76eb1f962c
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 output_text: $3.48 → $0.87 /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":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":3480000,"new_micro":870000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}

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


event_id: 3b418a724b01e4520df7c32636eb7990
occurred_at: 2024-09-11T18:30:13Z
observed_at: 2024-09-11T18:30:13Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-1.5-flash
headline: *** netsplit google/gemini-1.5-flash output_text: 2 prices across 2 sellers, 5.0x spread
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":2,"points":2,"min_micro":300000,"max_micro":1500000,"split_tenths":50,"trigger_jump":true,"open_weights":false}


event_id: 3b7d175396d9648d15f015121e93b109
occurred_at: 2026-06-17
observed_at: 2026-06-17T10:24:28Z
kind: QUIT
channel: #dying
model_uid: anthropic/claude-fable-5
headline: *** anthropic/claude-fable-5 has quit openrouter (delisted 2026-06-17)
source_url: https://github.com/anomalyco/models.dev.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","available_from":"2026-06-09","available_to":"2026-06-17","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: 3baf33a281ad5ec8177f8c722e2ecfcb
occurred_at: 2026-02-13
observed_at: 2026-02-13T04:32:00Z
kind: QUIT
channel: #dying
model_uid: openai/o1-preview-20240912
headline: *** openai/o1-preview-20240912 has quit openrouter (delisted 2026-02-13)
source_url: https://github.com/BerriAI/litellm.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","available_from":"2024-09-13","available_to":"2026-02-13","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: 3bef03a7e80c1a6cf2a688dd54291f44
occurred_at: 2026-07-09
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: openai/gpt-5.5-20260423
counterparty_uid: openai/gpt-5.6-terra
headline: *** GPT-5.6 Terra (medium) has kicked GPT-5.5 (low) (Δ+0.0417, 1.3× 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-5.5-20260423","display":"GPT-5.5 (low)","comparability_key":"a42fde0e3797cbaf5d2db60f82b230334d34a2a8b9bfddda691e4a04da82f192","effort":"low","score":0.3333,"cost_usd":0.35,"released":"2026-04-23","provenance":"community_submitted"},"winner":{"model_uid":"openai/gpt-5.6-terra","display":"GPT-5.6 Terra (medium)","comparability_key":"bd53f8837bb186273af93865ca36c8fd956b4bc7e345b91a59646d9e65c76068","effort":"medium","score":0.375,"cost_usd":0.27,"released":"2026-07-09","provenance":"community_submitted"},"delta_score":0.041700000000000015,"cost_ratio":1.296296296296296,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: 3c10883c6eeeae775add2296d326aea3
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 output_text: $15.00 → $18.00 /Mtok (+20%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-3-5-sonnet-20240620","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":15000000,"new_micro":18000000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 3c4774a3c0466af35d51e57063174dcb
occurred_at: 2025-11-20T03:05:25Z
observed_at: 2025-11-20T03:05:25Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-sonnet-4-20250514
headline: *** poe/anthropic/claude-sonnet-4-20250514 cache_read: $0.25 → $0.26 /Mtok (+4%)
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/anthropic/claude-sonnet-4.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"poe","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-sonnet-4-20250514","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":250000,"new_micro":260000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 3c555be09e75f5b9cdee9ab00582eade
occurred_at: 2025-10-05T00:20:17Z
observed_at: 2025-10-05T00:20:17Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-sonnet-4-5-20250929
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
retracted_at: 2025-10-06T19:33:05Z
retraction_reason: unwound as churn: the catalogue returned to $6.00 within the 14-day window
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"jp","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-sonnet-4-5-20250929","meter":"input_text","unit":"mtok","ctx_tier_min":200000,"time_window":"all","old_micro":6000000,"new_micro":6600000,"confidence":"observed","corroborations":1,"writer":"litellm","churn_unwound":true}

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


event_id: 3cb1cad9c0b4be97e41dd3caa8aa5ef1
occurred_at: 2026-07-09
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: openai/gpt-5.3-codex
counterparty_uid: openai/gpt-5.6-luna
headline: *** GPT-5.6 Luna (max) has kicked GPT-5.3-Codex (xhigh) (Δ+12.18, 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-5.3-codex","display":"GPT-5.3-Codex (xhigh)","comparability_key":"82773910ecd1b341391c6ed673ce8cdec8c8ef280116e45ac34f4cedf54b9558","effort":"xhigh","score":1655.22,"cost_usd":0.559265,"released":"2026-02-05","provenance":"community_submitted"},"winner":{"model_uid":"openai/gpt-5.6-luna","display":"GPT-5.6 Luna (max)","comparability_key":"f3f3607ec6d855965dff8aaca3ae425e1c5322e2217c92b8434b5a84ed17d257","effort":"max","score":1667.4,"cost_usd":0.359171,"released":"2026-07-09","provenance":"community_submitted"},"delta_score":12.180000000000064,"cost_ratio":1.557099543114561,"cost_kind":"per_task","same_model":false}


event_id: 3ceef0615c045d57d5ff54588f635d0b
occurred_at: 2024-09-26T04:50:30Z
observed_at: 2024-09-26T04:50:30Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-1.5-flash-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":300000,"max_micro":1500000,"split_tenths":50,"trigger_new_seller":true,"entering_seller":"google-ai-studio","entering_micro":300000,"open_weights":false}

headline:
*** netsplit google/gemini-1.5-flash-002 output_text: 2 prices across 2 sellers, 5.0x spread (google-ai-studio enters at $0.30)


event_id: 3cfc8d37f133bc16b50a2b52ca6bb2cc
occurred_at: 2026-02-16T16:00:15Z
observed_at: 2026-02-16T16:00:15Z
kind: NETSPLIT
channel: #price
model_uid: mistral/mistral-nemo
source_url: https://github.com/anomalyco/models.dev.git#providers/kilo/models/mistralai/mistral-nemo.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":8,"points":5,"min_micro":40000,"max_micro":40000000,"split_tenths":10000,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"kilo","entering_micro":40000,"open_weights":true,"extreme":true}

headline:
*** netsplit mistral/mistral-nemo output_text: 5 prices across 8 sellers, 1000.0x spread (kilo enters at $0.04)


event_id: 3d4d6febab2e8db5a8b442835e422a4d
occurred_at: 2026-04-27T22:33:59Z
observed_at: 2026-04-27T22:33:59Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.5-pro-20260423
headline: *** openai/openai/gpt-5.5-pro-20260423 cache_read: $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":"openai","seller_kind":"first_party","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.5-pro-20260423","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":6000000,"new_micro":3000000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 3d58b5a3b2c09b4f4aa284a29e9c4bb5
occurred_at: 2025-11-10T23:53:28Z
observed_at: 2025-11-10T23:53:28Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-4.1-20250414
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openAi/gpt-4.1.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":7,"points":2,"min_micro":7200000,"max_micro":8000000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":7200000,"open_weights":false}

headline:
*** netsplit openai/gpt-4.1-20250414 output_text: 2 prices across 7 sellers, 1.1x spread (poe enters at $7.20)


event_id: 3d6d89e76ebff61a9568987e631eb15e
occurred_at: 2025-07-18T14:09:32Z
observed_at: 2025-07-18T14:09:32Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-v3-0324
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":4,"points":4,"min_micro":900000,"max_micro":4560000,"split_tenths":51,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"fireworks","entering_micro":900000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v3-0324 output_text: 4 prices across 4 sellers, 5.1x spread (fireworks enters at $0.90)

source_url:
https://github.com/anomalyco/models.dev.git#providers/fireworks-ai/models/accounts/fireworks/models/deepseek-v3-0324.toml


event_id: 3dbad20505a2287515348e42db2d066f
occurred_at: 2024-10-10T07:42:11Z
observed_at: 2024-10-10T07:42:11Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-1.5-flash
headline: *** netsplit google/gemini-1.5-flash input_text: 2 prices across 2 sellers, 16.0x 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":4688,"max_micro":75000,"split_tenths":160,"trigger_jump":true,"open_weights":false}


event_id: 3dcba69c7fc48c35877571e2592f6db2
occurred_at: 2025-08-07
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: google/gemini-2.5-pro
counterparty_uid: openai/gpt-5-mini-20250807
headline: *** GPT-5 mini (medium) has kicked Gemini 2.5 Pro (Δ+0.0111, 7.1× cheaper)
source_url: https://epoch.ai/data/benchmark_data.zip
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"arc-agi-2","benchmark_version_id":"arc-agi-2@unversioned","measurer":"Epoch AI","victim":{"model_uid":"google/gemini-2.5-pro","display":"Gemini 2.5 Pro","comparability_key":"3d2f0dad1a92ddfcb32ecbd3ffa4e1c9a973a85dcac050463117f68277333f2f","score":0.0292,"cost_usd":0.4439,"released":"2025-06-17","provenance":"community_submitted"},"winner":{"model_uid":"openai/gpt-5-mini-20250807","display":"GPT-5 mini (medium)","comparability_key":"bd53f8837bb186273af93865ca36c8fd956b4bc7e345b91a59646d9e65c76068","effort":"medium","score":0.0403,"cost_usd":0.0629,"released":"2025-08-07","provenance":"community_submitted"},"delta_score":0.011100000000000002,"cost_ratio":7.057233704292528,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: 3ddcf083fb97bff9b481569071f6081c
occurred_at: 2026-12-11
observed_at: 2026-08-15T17:38:22Z
kind: QUIT
channel: #dying
model_uid: openai/gpt-5-20250807
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-5-20250807 will quit openai (announced 2026-06-11, effective 2026-12-11, 183d notice)


event_id: 3de204a0e8569a1531cce121481c48c1
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 cache_read: $0.13 → $0.1375 /Mtok (+5.8%)
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":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":130000,"new_micro":137500,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 3decf3e12cf9a767e75490a6ab88cdd7
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 output_text: $1.05 → $10.00 /Mtok (+852.4%)
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-pro","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1050000,"new_micro":10000000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 3e424db06b0ce1ec3464f3559213f3d4
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 cache_read: $0.00 → $0.02 /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":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":0,"new_micro":20000,"confidence":"provisional","corroborations":1,"writer":"modelsdev","rose_from_zero":true}


event_id: 3e4e98f31e5c76bdd4b825f1d4f6a54e
occurred_at: 2026-06-26T16:17:44Z
observed_at: 2026-06-26T16:17:44Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-120b
headline: *** sambanova/openai/gpt-oss-120b output_text: $4.50 → $0.59 /Mtok (-86.9%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"sambanova","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":4500000,"new_micro":590000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 3e7a9cf8e02e95098bebc39bed7acdfb
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 (medium) (Δ+0.05365, 1.3× 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 (medium)","comparability_key":"e4970037c54d508bd49a9dbdd947341bb7df4660ea5ca786d7566905a6818265","effort":"medium","score":0.6536697247706422,"cost_usd":6.088186528935186,"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":0.053647348400089556,"cost_ratio":1.2943498323312141,"cost_kind":"per_task","same_model":false}


event_id: 3e9a08181cc5781237494e6327f1ff78
occurred_at: 2026-04-27T17:34:52Z
observed_at: 2026-04-27T17:34:52Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-5.5-pro-20260423
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openai/gpt-5.5-pro.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":5,"points":3,"min_micro":27272700,"max_micro":60000000,"split_tenths":22,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":27272700,"open_weights":false}

headline:
*** netsplit openai/gpt-5.5-pro-20260423 input_text: 3 prices across 5 sellers, 2.2x spread (poe enters at $27.2727)


event_id: 3eaf859dc40b39cb3b99f199fd0e3ec0
occurred_at: 2026-08-15T02:36:48Z
observed_at: 2026-08-15T02:36:48Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash cache_read: $0.016212 → $0.015932 /Mtok (-1.7%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":16212,"new_micro":15932,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 3eb42f7201003155469fb8140697c01f
occurred_at: 2026-05-31
observed_at: 2026-05-31T21:36:49Z
kind: QUIT
channel: #dying
model_uid: mistral/mistral-large-2411
headline: *** mistral/mistral-large-2411 has quit openrouter (delisted 2026-05-31)
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":"2026-05-31","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: 3eb57c4f86ed057d0fa6bb963858e307
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 cache_read: $0.25 → $0.23 /Mtok (-8%)
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":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":250000,"new_micro":230000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 3ebac312dcac7de37ff8bd15a7beb422
occurred_at: 2025-11-21T20:49:24Z
observed_at: 2025-11-21T20:49:24Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5-codex
headline: *** opencode/openai/gpt-5-codex output_text: $10.00 → $8.50 /Mtok (-15%)
source_url: https://github.com/anomalyco/models.dev.git#providers/opencode/models/gpt-5-codex.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"opencode","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5-codex","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":10000000,"new_micro":8500000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 3ee9502b01e50a4fe4c890085f2151fd
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+0.0125, 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":"openai/gpt-5-mini-20250807","display":"GPT-5 mini (medium)","comparability_key":"bd53f8837bb186273af93865ca36c8fd956b4bc7e345b91a59646d9e65c76068","effort":"medium","score":0.0403,"cost_usd":0.0629,"released":"2025-08-07","provenance":"community_submitted"},"winner":{"model_uid":"xai/grok-4-fast-reasoning","display":"Grok 4 Fast (reasoning)","comparability_key":"4fcf7177e706c5e9de27f56780bd4446313cf89cec87c6cf63de0b7a49c87b48","score":0.05280000000000001,"cost_usd":0.061,"released":"2025-09-19","provenance":"community_submitted"},"delta_score":0.012500000000000004,"cost_ratio":1.0311475409836066,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: 3effcc80f8d57040b83cd22e3b38f0d4
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 input_text: $2.50 → $2.00 /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":"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: 3f0f3dcd7736eec95212431c7bf6f4e9
occurred_at: 2024-10-10T07:42:11Z
observed_at: 2024-10-10T07:42:11Z
kind: PRICE
channel: #price
model_uid: google/gemini-1.5-flash-002
headline: *** google-vertex/google/gemini-1.5-flash-002 input_text: $0.50 → $0.004688 /Mtok (-99.1%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"google-vertex","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"google/gemini-1.5-flash-002","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":500000,"new_micro":4688,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 3f42e0b634e9da6df0b3c73a49897628
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 output_text: $2.15 → $2.50 /Mtok (+16.3%)
source_url: https://github.com/anomalyco/models.dev.git#providers/kilo/models/deepseek/deepseek-r1-0528.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"kilo","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-r1-0528","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":2150000,"new_micro":2500000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 3f47979003b0eb68b40fe1f40317ee32
occurred_at: 2025-12-29T17:14:15Z
observed_at: 2025-12-29T17:14:15Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-oss-20b
source_url: https://github.com/anomalyco/models.dev.git#providers/chutes/models/openai/gpt-oss-20b.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":15,"points":8,"min_micro":100000,"max_micro":20000000000,"split_tenths":2000000,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"chutes","entering_micro":100000,"open_weights":true,"extreme":true}

headline:
*** netsplit openai/gpt-oss-20b output_text: 8 prices across 15 sellers, 200000.0x spread (chutes enters at $0.10)


event_id: 3f47d6bb7119d3e78cf4c69fa61f0f10
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 $3.75 within the 14-day window
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"us","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-sonnet-4-5-20250929","meter":"cache_write_5m","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":3750000,"new_micro":4125000,"confidence":"observed","corroborations":1,"writer":"litellm","churn_unwound":true}

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


event_id: 3fb1a89107c95a9b422805bb2d1ae2be
occurred_at: 2026-01-14T19:00:47Z
observed_at: 2026-01-14T19:00:47Z
kind: PRICE
channel: #price
model_uid: xai/grok-3-mini
headline: *** azure/xai/grok-3-mini input_text: $0.275 → $0.25 /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-mini","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":275000,"new_micro":250000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 3fc4f0be3d6af0c72f0cc73c04f948b0
occurred_at: 2025-07-21T19:18:50Z
observed_at: 2025-07-21T19:18:50Z
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":7,"points":7,"min_micro":400000,"max_micro":4560000,"split_tenths":114,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"hyperbolic","entering_micro":400000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v3-0324 output_text: 7 prices across 7 sellers, 11.4x spread (hyperbolic enters at $0.40)


event_id: 3fe405ea8b9c2ebd682bc2457cdad3d8
occurred_at: 2025-06-10T23:33:11Z
observed_at: 2025-06-10T23:33:11Z
kind: PRICE
channel: #price
model_uid: openai/o3-20250416
headline: *** openai/openai/o3-20250416 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":"openai","seller_kind":"first_party","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: 3ffe47ce5ebdc14ebe8f6802daf49dfc
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 output_text: $15.00 → $12.00 /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":"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: 40382dbcfad7a21be121e8a65a7fcddd
occurred_at: 2026-06-10
observed_at: 2026-06-10T01:48:07Z
kind: QUIT
channel: #dying
model_uid: deepseek/deepseek-v3.2
headline: *** deepseek/deepseek-v3.2 has quit nvidia (delisted 2026-06-10)
source_url: https://github.com/anomalyco/models.dev.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"nvidia","available_from":"2026-01-25","available_to":"2026-06-10","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: 405278c3a92134b9bc910cba1cae49a0
occurred_at: 2026-07-02T13:56:03Z
observed_at: 2026-07-02T13:56:03Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-sonnet-5
headline: *** llmgateway/anthropic/claude-sonnet-5 cache_read: $0.30 → $0.20 /Mtok (-33.3%)
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/claude-sonnet-5.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"llmgateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-sonnet-5","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":300000,"new_micro":200000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: 4071070cf6a04f64c63a8efe9537c215
occurred_at: 2025-09-26T22:11:16Z
observed_at: 2025-09-26T22:11:16Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-v3.1-terminus
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":3,"points":2,"min_micro":250000,"max_micro":270000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"chutes","entering_micro":250000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v3.1-terminus input_text: 2 prices across 3 sellers, 1.1x spread (chutes enters at $0.25)

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


event_id: 40760e9e5a5bfc5d81e598a50ff0a3fb
occurred_at: 2025-08-07
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: anthropic/claude-opus-4-20250514
counterparty_uid: openai/gpt-5-20250807
headline: *** GPT-5 (high) has kicked Claude Opus 4 (Δ+0.0125, 2.6× 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-4-20250514","display":"Claude Opus 4","comparability_key":"a11062f7228d9c8c2463d18880b8a9e510eb98856249b2a925d893c15124bf0a","score":0.0861,"cost_usd":1.9284,"released":"2025-05-22","provenance":"community_submitted"},"winner":{"model_uid":"openai/gpt-5-20250807","display":"GPT-5 (high)","comparability_key":"8aa8fa9a8ee71397b053e8fe68c740b0ce7dabbc34b1a3ec79feb6b3681e18bc","effort":"high","score":0.0986,"cost_usd":0.7302,"released":"2025-08-07","provenance":"community_submitted"},"delta_score":0.012499999999999997,"cost_ratio":2.640920295809367,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: 407bdf8a36479305a5f3108ef390a3b4
occurred_at: 2026-05-19
observed_at: 2026-05-19T20:58:06Z
kind: QUIT
channel: #dying
model_uid: google/gemini-1.5-flash-8b
headline: *** google/gemini-1.5-flash-8b 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":"2024-11-27","available_to":"2026-05-19","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: 40901d14595c0cce1e6eb461d94935b3
occurred_at: 2026-12-11
observed_at: 2026-08-15T17:38:22Z
kind: QUIT
channel: #dying
model_uid: openai/gpt-5-pro-20251006
source_url: https://developers.openai.com/api/docs/deprecations.md
confidence: observed
occurred_at_kind: effective
payload:
{"seller":"openai","available_from":"2025-10-07","available_to":"2026-12-11","retire_kind":"announced","deprecation_announced_on":"2026-06-11","notice_days":183,"window_confidence":"observed"}

headline:
*** openai/gpt-5-pro-20251006 will quit openai (announced 2026-06-11, effective 2026-12-11, 183d notice)


event_id: 40a6d6d7f39ca965bc1b8c83795aa38a
occurred_at: 2026-07-24
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: openai/gpt-5.6-sol
counterparty_uid: anthropic/claude-opus-5
headline: *** Claude Opus 5 (high) has kicked GPT-5.6 Sol (max) (Δ+0.0216, 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-5.6-sol","display":"GPT-5.6 Sol (max)","comparability_key":"5841b1b1e7b8cf7ed2935c2294f38c807363a161a9c88144396cee966a3cecc3","effort":"max","score":0.8943000000000001,"cost_usd":3.8707419117647057,"released":"2026-07-09","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"anthropic/claude-opus-5","display":"Claude Opus 5 (high)","comparability_key":"fa299512f2b221f6c31a30c221e06bc425b2d83a07475bc97ff264e59d18dfc4","effort":"high","score":0.9159,"cost_usd":2.1933491176470588,"released":"2026-07-24","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"delta_score":0.021599999999999953,"cost_ratio":1.7647632475021076,"cost_kind":"per_task","same_model":false}


event_id: 40d307fc7421d944234fdd605ec5f9cd
occurred_at: 2026-06-03T20:13:54Z
observed_at: 2026-06-03T20:13:54Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.4-mini-20260317
headline: *** llmgateway/openai/gpt-5.4-mini-20260317 cache_read: $0.08 → $0.075 /Mtok (-6.3%)
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/gpt-5.4-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/gpt-5.4-mini-20260317","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":80000,"new_micro":75000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 40fbb042694ecc2a1d83756769392b81
occurred_at: 2025-10-17T18:51:22Z
observed_at: 2025-10-17T18:51:22Z
kind: PRICE
channel: #price
model_uid: mistral/pixtral-12b-2409
headline: *** ibm-watsonx/mistral/pixtral-12b-2409 input_text: $150.00 → $0.35 /Mtok (-99.8%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"ibm-watsonx","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"mistral/pixtral-12b-2409","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":150000000,"new_micro":350000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 40fee69e822ac814a2d86011c0587eee
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":"input_text","sellers":5,"points":2,"min_micro":18000000,"max_micro":20000000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":18000000,"open_weights":false}

headline:
*** netsplit openai/o3-pro-20250610 input_text: 2 prices across 5 sellers, 1.1x spread (poe enters at $18.00)


event_id: 411702c0da85f87ee66d8041b4adbbfc
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 cache_read: $0.25 → $0.20 /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":"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: 4152a72223d47abdff78cbd0906f3197
occurred_at: 2025-08-07
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: anthropic/claude-sonnet-4-20250514
counterparty_uid: openai/gpt-5-20250807
headline: *** GPT-5 (medium) has kicked Claude Sonnet 4 (Δ+0.0156, 1.1× cheaper)
source_url: https://epoch.ai/data/benchmark_data.zip
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"arc-agi-2","benchmark_version_id":"arc-agi-2@unversioned","measurer":"Epoch AI","victim":{"model_uid":"anthropic/claude-sonnet-4-20250514","display":"Claude Sonnet 4","comparability_key":"a11062f7228d9c8c2463d18880b8a9e510eb98856249b2a925d893c15124bf0a","score":0.0593,"cost_usd":0.4857,"released":"2025-05-22","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":0.015599999999999996,"cost_ratio":1.0827017387427553,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: 416da807e3d114bb83710d2a61482e8e
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":"input_text","sellers":3,"points":2,"min_micro":150000,"max_micro":300000,"split_tenths":20,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"openrouter","entering_micro":150000,"open_weights":false}

headline:
*** netsplit google/gemini-2.5-flash-preview-05-20 input_text: 2 prices across 3 sellers, 2.0x spread (openrouter enters at $0.15)

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


event_id: 4181398ec1f00998d3aa098d50daa665
occurred_at: 2026-07-01T20:01:04Z
observed_at: 2026-07-01T20:01:04Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash cache_read: $0.02 → $0.018 /Mtok (-10%)
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":20000,"new_micro":18000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 4182f82fe4092004254964e33bcdd20a
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 cache_read: $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":"azure","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.5-pro-20260423","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":6000000,"new_micro":3000000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 418c751d2b05ea23fb89dd9dba9c0741
occurred_at: 2026-03-14T20:35:38Z
observed_at: 2026-03-14T20:35:38Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.2-speciale
headline: *** kilo/deepseek/deepseek-v3.2-speciale output_text: $0.41 → $1.20 /Mtok (+192.7%)
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"kilo","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3.2-speciale","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":410000,"new_micro":1200000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}

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


event_id: 41a7f043e18e0f57d117d8084c75275a
occurred_at: 2025-10-17T18:40:34Z
observed_at: 2025-10-17T18:40:34Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-120b
headline: *** ibm-watsonx/openai/gpt-oss-120b input_text: $4000.00 → $0.15 /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":"openai/gpt-oss-120b","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":4000000000,"new_micro":150000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 41d0829e8df326757e257c8c7d60cd47
occurred_at: 2026-02-19
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: openai/gpt-5.2-pro-20251211
counterparty_uid: google/gemini-3.1-pro-preview
headline: *** Gemini 3.1 Pro Preview has kicked GPT-5.2 pro (xhigh) (Δ+0.075, 22.3× 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-5.2-pro-20251211","display":"GPT-5.2 pro (xhigh)","comparability_key":"57568d1cd1d0cc22857e9bbcc9b0fcfa23c9946fa20a8c7761dece7b56e2a241","effort":"xhigh","score":0.905,"cost_usd":11.6542,"released":"2025-12-11","evidence_url":"https://arcprize.org/leaderboard","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"google/gemini-3.1-pro-preview","display":"Gemini 3.1 Pro Preview","comparability_key":"7b6208c98cf99f12a0d29ab1e0b8c01fbe1418d5de46d851c8f35a42fa097a6d","score":0.98,"cost_usd":0.5223,"released":"2026-02-19","evidence_url":"https://arcprize.org/leaderboard","provenance":"leaderboard_maintainer_verified"},"delta_score":0.07499999999999996,"cost_ratio":22.313229944476355,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: 41d7841b714ef731be8b5855dd055633
occurred_at: 2026-06-03T20:13:54Z
observed_at: 2026-06-03T20:13:54Z
kind: NETSPLIT
channel: #price
model_uid: xai/grok-4.20-0309-non-reasoning
headline: *** netsplit xai/grok-4.20-0309-non-reasoning output_text: 2 prices across 5 sellers, 2.4x spread
confidence: provisional
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":5,"points":2,"min_micro":2500000,"max_micro":6000000,"split_tenths":24,"trigger_jump":true,"open_weights":false}

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


event_id: 41d8edfd21e5d09a433a2c9c2ae4c356
occurred_at: 2026-03-23T21:28:46Z
observed_at: 2026-03-23T21:28:46Z
kind: PRICE
channel: #price
model_uid: xai/grok-4-fast-non-reasoning
headline: *** llmgateway/xai/grok-4-fast-non-reasoning output_text: $1.00 → $0.50 /Mtok (-50%)
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-non-reasoning","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1000000,"new_micro":500000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}

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


event_id: 41fbbe29a9558b03b6534ab1dd3c0752
occurred_at: 2026-08-14T05:44:12Z
observed_at: 2026-08-14T05:44:12Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-terra
headline: *** cloudflare-ai-gateway/openai/gpt-5.6-terra cache_read: $0.25 → $0.20 /Mtok (-20%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"cloudflare-ai-gateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-terra","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":250000,"new_micro":200000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}

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


event_id: 423a2463ad516904f3d5e767f37cfe55
occurred_at: 2026-02-16T16:00:15Z
observed_at: 2026-02-16T16:00:15Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-v3.1
source_url: https://github.com/anomalyco/models.dev.git#providers/kilo/models/deepseek/deepseek-chat-v3.1.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":15,"points":8,"min_micro":750000,"max_micro":165000000000,"split_tenths":2200000,"trigger_new_seller":true,"entering_seller":"kilo","entering_micro":750000,"open_weights":true,"extreme":true}

headline:
*** netsplit deepseek/deepseek-v3.1 output_text: 8 prices across 15 sellers, 220000.0x spread (kilo enters at $0.75)


event_id: 423f0cd446fe22c5e5b177cc4495718a
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
headline: *** openrouter/google/gemini-2.5-flash cache_read: $0.0375 → $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":"google/gemini-2.5-flash","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":37500,"new_micro":30000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}

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


event_id: 4246dfc0fa4cbc5df82f5a6e77dea192
occurred_at: 2025-06-10T23:33:11Z
observed_at: 2025-06-10T23:33:11Z
kind: NETSPLIT
channel: #price
model_uid: openai/o3-20250416
headline: *** netsplit openai/o3-20250416 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: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":2,"points":2,"min_micro":2000000,"max_micro":10000000,"split_tenths":50,"trigger_jump":true,"open_weights":false}


event_id: 424d7a7ed81e0b53caa83201fd88d0c0
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-preview-05-06
headline: *** openrouter/google/gemini-2.5-pro-preview-05-06 cache_read: $0.31 → $0.125 /Mtok (-59.7%)
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-preview-05-06","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":310000,"new_micro":125000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}

source_url:
https://github.com/anomalyco/models.dev.git#providers/openrouter/models/google/gemini-2.5-pro-preview-05-06.toml


event_id: 426e40c8ae33e4157932395efdd83312
occurred_at: 2026-05-19
observed_at: 2026-05-19T20:58:06Z
kind: QUIT
channel: #dying
model_uid: google/gemini-2.5-pro-preview-05-06
headline: *** google/gemini-2.5-pro-preview-05-06 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":"2025-05-07","available_to":"2026-05-19","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: 429e5a884870b68b4b14eec34276d918
occurred_at: 2026-08-01T15:46:57Z
observed_at: 2026-08-01T15:46:57Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-v4-flash-0731
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":2,"points":2,"min_micro":260000,"max_micro":280000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"vercel-ai-gateway","entering_micro":260000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v4-flash-0731 output_text: 2 prices across 2 sellers, 1.1x spread (vercel-ai-gateway enters at $0.26)

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


event_id: 42b6b08d0210c35c80c769e3e70cbfc7
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 cache_read [priority]: $0.50 → $0.40 /Mtok (-20%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openai","seller_kind":"first_party","region":"unspecified","service_tier":"priority","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-terra","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":500000,"new_micro":400000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 42bca6823e3078f435bb25e978ea8801
occurred_at: 2026-07-09
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: anthropic/claude-sonnet-5
counterparty_uid: openai/gpt-5.6-terra
headline: *** GPT-5.6 Terra (medium) has kicked Claude Sonnet 5 (low) (Δ+0.04599, 3.7× 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-sonnet-5","display":"Claude Sonnet 5 (low)","comparability_key":"cd068b6bb9240e7ca929cf7ed557d6b13a6ed397c52dc0f5f1f84cf8555d92e8","effort":"low","score":0.3051224944320713,"cost_usd":2.1865550832962137,"released":"2026-06-30","evidence_url":"https://deepswe.datacurve.ai/","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"openai/gpt-5.6-terra","display":"GPT-5.6 Terra (medium)","comparability_key":"e4970037c54d508bd49a9dbdd947341bb7df4660ea5ca786d7566905a6818265","effort":"medium","score":0.3511111111111111,"cost_usd":0.5832493688888889,"released":"2026-07-09","evidence_url":"https://deepswe.datacurve.ai/","provenance":"leaderboard_maintainer_verified"},"delta_score":0.04598861667903981,"cost_ratio":3.7489197587331815,"cost_kind":"per_task","same_model":false}


event_id: 42c0e521b84b759e523dd5258e7a0a51
occurred_at: 2026-02-28T13:24:16Z
observed_at: 2026-02-28T13:24:16Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-sonnet-4-6
headline: *** venice/anthropic/claude-sonnet-4-6 cache_write_5m: $4.69 → $4.50 /Mtok (-4.1%)
source_url: https://github.com/anomalyco/models.dev.git#providers/venice/models/claude-sonnet-4-6.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":"anthropic/claude-sonnet-4-6","meter":"cache_write_5m","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":4690000,"new_micro":4500000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 42f790651279a077ed93a211aaaf99fb
occurred_at: 2024-11-08T05:11:14Z
observed_at: 2024-11-08T05:11:14Z
kind: PRICE
channel: #price
model_uid: google/gemini-1.5-pro-002
headline: *** google-vertex/google/gemini-1.5-pro-002 input_text: $0.078125 → $1.25 /Mtok (+1500%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"google-vertex","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"google/gemini-1.5-pro-002","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":78125,"new_micro":1250000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 4333d444a053f75cb452be40084bf5f5
occurred_at: 2026-01-10T22:04:34Z
observed_at: 2026-01-10T22:04:34Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.2-speciale
headline: *** azure/deepseek/deepseek-v3.2-speciale output_text: $0.42 → $1.68 /Mtok (+300%)
source_url: https://github.com/anomalyco/models.dev.git#providers/azure/models/deepseek-v3.2-speciale.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"azure","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3.2-speciale","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":420000,"new_micro":1680000,"confidence":"observed","corroborations":2,"writer":"modelsdev"}


event_id: 434600792523e1519ea82b57217fb7bb
occurred_at: 2026-06-09
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: anthropic/claude-opus-4-8
counterparty_uid: anthropic/claude-fable-5
headline: *** Claude Fable 5 (low) has kicked Claude Opus 4.8 (high) (Δ+0.07814, 1.1× cheaper)
source_url: https://deepswe.datacurve.ai/
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"deepswe","benchmark_version_id":"deepswe@unversioned","measurer":"Epoch AI","victim":{"model_uid":"anthropic/claude-opus-4-8","display":"Claude Opus 4.8 (high)","comparability_key":"39b0bbc44fef028f30e7812c91925c018dead7387c9b588734e0f0fb2dd52eac","effort":"high","score":0.5176991150442478,"cost_usd":4.281940017699115,"released":"2026-05-28","evidence_url":"https://deepswe.datacurve.ai/","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"anthropic/claude-fable-5","display":"Claude Fable 5 (low)","comparability_key":"cd068b6bb9240e7ca929cf7ed557d6b13a6ed397c52dc0f5f1f84cf8555d92e8","effort":"low","score":0.5958429561200924,"cost_usd":3.757873125874126,"released":"2026-06-09","evidence_url":"https://deepswe.datacurve.ai/","provenance":"leaderboard_maintainer_verified"},"delta_score":0.0781438410758446,"cost_ratio":1.1394583782556749,"cost_kind":"per_task","same_model":false}


event_id: 435939398e975e48c30e53e4bc8d3024
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":"output_text","sellers":7,"points":3,"min_micro":6000000,"max_micro":15000000,"split_tenths":25,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"oracle-oci","entering_micro":15000000,"open_weights":false}

headline:
*** netsplit xai/grok-4.20-0309-reasoning output_text: 3 prices across 7 sellers, 2.5x spread (oracle-oci enters at $15.00)


event_id: 4367be4fc632f0f0bcce488b25959f1b
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 (medium) has kicked GPT-5.5 (low) (Δ+0.0812, 2.1× cheaper)
source_url: https://deepswe.datacurve.ai/
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"deepswe","benchmark_version_id":"deepswe@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/gpt-5.5-20260423","display":"GPT-5.5 (low)","comparability_key":"cd068b6bb9240e7ca929cf7ed557d6b13a6ed397c52dc0f5f1f84cf8555d92e8","effort":"low","score":0.26991150442477874,"cost_usd":1.2002025442477877,"released":"2026-04-23","evidence_url":"https://deepswe.datacurve.ai/","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"openai/gpt-5.6-terra","display":"GPT-5.6 Terra (medium)","comparability_key":"e4970037c54d508bd49a9dbdd947341bb7df4660ea5ca786d7566905a6818265","effort":"medium","score":0.3511111111111111,"cost_usd":0.5832493688888889,"released":"2026-07-09","evidence_url":"https://deepswe.datacurve.ai/","provenance":"leaderboard_maintainer_verified"},"delta_score":0.08119960668633236,"cost_ratio":2.057786271649495,"cost_kind":"per_task","same_model":false}


event_id: 43c33d7e23b649ce1f051e1b1e82055d
occurred_at: 2025-07-14
observed_at: 2026-08-15T17:38:22Z
kind: QUIT
channel: #dying
model_uid: openai/gpt-4.5-preview-20250227
source_url: https://developers.openai.com/api/docs/deprecations.md
confidence: observed
occurred_at_kind: effective
payload:
{"seller":"openai","available_from":"2025-02-27","available_to":"2025-07-14","retire_kind":"announced","deprecation_announced_on":"2025-04-14","notice_days":91,"window_confidence":"observed"}

headline:
*** openai/gpt-4.5-preview-20250227 has quit openai (announced 2025-04-14, effective 2025-07-14, 91d notice)


event_id: 43c9539ed546f841e5ac808d847fb7ec
occurred_at: 2025-08-22T05:21:41Z
observed_at: 2025-08-22T05:21:41Z
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":6,"points":3,"min_micro":2500000,"max_micro":3300000,"split_tenths":13,"trigger_new_seller":true,"entering_seller":"deepinfra","entering_micro":3300000,"open_weights":false}

headline:
*** netsplit anthropic/claude-3-7-sonnet-20250219 input_text: 3 prices across 6 sellers, 1.3x spread (deepinfra enters at $3.30)


event_id: 43dcbc67b98185c354e36a1b8e058541
occurred_at: 2026-02-19
observed_at: 2026-08-15T17:38:24Z
kind: QUIT
channel: #dying
model_uid: anthropic/claude-3-7-sonnet-20250219
source_url: https://platform.claude.com/docs/en/about-claude/model-deprecations.md
confidence: observed
occurred_at_kind: effective
payload:
{"seller":"anthropic","available_from":"2025-02-24","available_to":"2026-02-19","retire_kind":"announced","deprecation_announced_on":"2025-10-28","notice_days":114,"window_confidence":"observed"}

headline:
*** anthropic/claude-3-7-sonnet-20250219 has quit anthropic (announced 2025-10-28, effective 2026-02-19, 114d notice)


event_id: 43f1ffb0c41eb88a85d42f236d7d4744
occurred_at: 2024-06-20T15:11:51Z
observed_at: 2024-06-20T15:11:51Z
kind: PRICE
channel: #price
model_uid: google/gemini-1.0-pro-002
headline: *** google-vertex/google/gemini-1.0-pro-002 output_text: $0.50 → $1.50 /Mtok (+200%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"google-vertex","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"google/gemini-1.0-pro-002","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":500000,"new_micro":1500000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 4402007f7b0c11fca25b2f401c855f17
occurred_at: 2025-11-10T23:53:28Z
observed_at: 2025-11-10T23:53:28Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-4-turbo-20240409
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openAi/gpt-4-turbo.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":5,"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-4-turbo-20240409 input_text: 2 prices across 5 sellers, 1.1x spread (poe enters at $9.00)


event_id: 441c8db2a211eef955e492a122e51481
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 cache_read: $0.1345 → $0.13 /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":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":134500,"new_micro":130000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 443a4c72b65028242ade32c12bd08b93
occurred_at: 2026-05-08T07:21:27Z
observed_at: 2026-05-08T07:21:27Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-pro
headline: *** novita/deepseek/deepseek-v4-pro input_text: $1.74 → $1.69 /Mtok (-2.9%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"novita","seller_kind":"inference_host","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-pro","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1740000,"new_micro":1690000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}

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


event_id: 443affaa24b2f2af45ed8ab83e984ef5
occurred_at: 2026-06-03T20:13:54Z
observed_at: 2026-06-03T20:13:54Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5-chat
headline: *** llmgateway/openai/gpt-5-chat cache_read: $0.13 → $0.125 /Mtok (-3.8%)
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/gpt-5-chat-latest.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"llmgateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5-chat","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: 444b96f7dae3008890469e3b4139ed07
occurred_at: 2026-06-08T16:21:36Z
observed_at: 2026-06-08T16:21:36Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-v4-pro
source_url: https://github.com/anomalyco/models.dev.git#providers/azure/models/deepseek-v4-pro.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":17,"points":8,"min_micro":510000,"max_micro":3796000,"split_tenths":74,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"azure","entering_micro":510000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v4-pro output_text: 8 prices across 17 sellers, 7.4x spread (azure enters at $0.51)


event_id: 4465dd973d7076d56e67a36763bde27e
occurred_at: 2026-01-10T22:04:34Z
observed_at: 2026-01-10T22:04:34Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-v3.2-speciale
headline: *** netsplit deepseek/deepseek-v3.2-speciale input_text: 2 prices across 4 sellers, 2.1x spread
source_url: https://github.com/anomalyco/models.dev.git#providers/azure/models/deepseek-v3.2-speciale.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":4,"points":2,"min_micro":270000,"max_micro":580000,"split_tenths":21,"trigger_jump":true,"open_weights":true}


event_id: 447d400bc366292030172303ac01564d
occurred_at: 2026-04-20T13:02:54Z
observed_at: 2026-04-20T13:02:54Z
kind: PRICE
channel: #price
model_uid: google/gemini-2.5-flash
headline: *** google-ai-studio/google/gemini-2.5-flash cache_read: $0.075 → $0.03 /Mtok (-60%)
source_url: https://github.com/anomalyco/models.dev.git#providers/google/models/gemini-2.5-flash.toml
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","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":75000,"new_micro":30000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: 4484447deac9ed34c944e1c2d6d0717f
occurred_at: 2026-05-15T15:00:32Z
observed_at: 2026-05-15T15:00:32Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.2-speciale
headline: *** openrouter/deepseek/deepseek-v3.2-speciale input_text: $0.27 → $0.287 /Mtok (+6.3%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3.2-speciale","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":270000,"new_micro":287000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}

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


event_id: 44a3f6d0fb6a1b009da39e16481ff7f4
occurred_at: 2025-01-31T21:30:06Z
observed_at: 2025-01-31T21:30:06Z
kind: PRICE
channel: #price
model_uid: openai/o1-mini-20240912
headline: *** openai/openai/o1-mini-20240912 cache_read: $1.50 → $0.55 /Mtok (-63.3%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"openai","seller_kind":"first_party","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/o1-mini-20240912","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1500000,"new_micro":550000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 44ab000f4662d6524452cebbdf5b5193
occurred_at: 2026-05-19
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: openai/gpt-5.5-20260423
counterparty_uid: google/gemini-3.5-flash
headline: *** Gemini 3.5 Flash (high) has kicked GPT-5.5 (medium) (Δ+0.0166, 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":"openai/gpt-5.5-20260423","display":"GPT-5.5 (medium)","comparability_key":"bd53f8837bb186273af93865ca36c8fd956b4bc7e345b91a59646d9e65c76068","effort":"medium","score":0.7042,"cost_usd":0.86,"released":"2026-04-23","provenance":"community_submitted"},"winner":{"model_uid":"google/gemini-3.5-flash","display":"Gemini 3.5 Flash (high)","comparability_key":"8aa8fa9a8ee71397b053e8fe68c740b0ce7dabbc34b1a3ec79feb6b3681e18bc","effort":"high","score":0.7208,"cost_usd":0.8503,"released":"2026-05-19","provenance":"community_submitted"},"delta_score":0.016599999999999948,"cost_ratio":1.0114077384452547,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: 44faf81674629ae51ef8e490b5044421
occurred_at: 2026-07-23
observed_at: 2026-08-15T17:38:22Z
kind: QUIT
channel: #dying
model_uid: openai/gpt-5.1-codex
headline: *** openai/gpt-5.1-codex has quit openai (announced 2026-04-22, effective 2026-07-23, 92d notice)
source_url: https://developers.openai.com/api/docs/deprecations.md
confidence: observed
occurred_at_kind: effective
payload:
{"seller":"openai","available_from":"2025-11-13","available_to":"2026-07-23","retire_kind":"announced","deprecation_announced_on":"2026-04-22","notice_days":92,"window_confidence":"observed"}


event_id: 4557284ffa64605c3dce47f1bd0678af
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 [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: 2026-08-05T06:56:52Z
retraction_reason: unwound as churn: the catalogue returned to $0.40 within the 14-day window
payload:
{"seller":"azure","seller_kind":"cloud","region":"unspecified","service_tier":"priority","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-terra","meter":"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: 458a1374106bdf1035b69960bb16f4b3
occurred_at: 2026-07-09
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: openai/gpt-5.2-20251211
counterparty_uid: openai/gpt-5.6-terra
headline: *** GPT-5.6 Terra (low) has kicked GPT-5.2 (low) (Δ+0.0903, 1.6× 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 (low)","comparability_key":"a42fde0e3797cbaf5d2db60f82b230334d34a2a8b9bfddda691e4a04da82f192","effort":"low","score":0.0972,"cost_usd":0.2642,"released":"2025-12-11","provenance":"community_submitted"},"winner":{"model_uid":"openai/gpt-5.6-terra","display":"GPT-5.6 Terra (low)","comparability_key":"a42fde0e3797cbaf5d2db60f82b230334d34a2a8b9bfddda691e4a04da82f192","effort":"low","score":0.1875,"cost_usd":0.17,"released":"2026-07-09","provenance":"community_submitted"},"delta_score":0.0903,"cost_ratio":1.5541176470588234,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: 45d37dc2abebfb42c1a99571a275d99f
occurred_at: 2026-07-30T17:50:31Z
observed_at: 2026-07-30T17:50:31Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-terra
headline: *** openrouter/openai/gpt-5.6-terra cache_read: $0.25 → $0.10 /Mtok (-60%)
source_url: https://github.com/anomalyco/models.dev.git#providers/openrouter/models/openai/gpt-5.6-terra.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-terra","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":250000,"new_micro":100000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: 460f61240b4bfc614c92cb0dfee6fbd1
occurred_at: 2026-06-07T00:49:46Z
observed_at: 2026-06-07T00:49:46Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.1-codex-max
headline: *** vercel-ai-gateway/openai/gpt-5.1-codex-max cache_read: $0.13 → $0.125 /Mtok (-3.8%)
source_url: https://github.com/anomalyco/models.dev.git#providers/vercel/models/openai/gpt-5.1-codex-max.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-5.1-codex-max","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: 463e996250d350089478a0b99f4cdc4c
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 output_text: $75.004 → $75.00 /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":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":75004000,"new_micro":75000000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 4656fe0f780b144de946af7501a3a7fa
occurred_at: 2026-08-12T15:50:53Z
observed_at: 2026-08-12T15:50:53Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-terra
headline: *** azure/openai/gpt-5.6-terra cache_write_5m: $3.125 → $2.50 /Mtok (-20%)
source_url: https://github.com/anomalyco/models.dev.git#providers/azure/models/gpt-5.6-terra.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"azure","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-terra","meter":"cache_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: 466428128ecb89a0f8e005edde7b8628
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 output_text: $6.00 → $2.50 /Mtok (-58.3%)
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":"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/openrouter/models/x-ai/grok-4.20-multi-agent.toml


event_id: 46680aaab8da3aff123c811729f394a3
occurred_at: 2026-07-09
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: anthropic/claude-opus-4-8
counterparty_uid: openai/gpt-5.6-sol
headline: *** GPT-5.6 Sol (low) has kicked Claude Opus 4.8 (low) (Δ+0.04556, 2.1× cheaper)
source_url: https://deepswe.datacurve.ai/
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"deepswe","benchmark_version_id":"deepswe@unversioned","measurer":"Epoch AI","victim":{"model_uid":"anthropic/claude-opus-4-8","display":"Claude Opus 4.8 (low)","comparability_key":"cd068b6bb9240e7ca929cf7ed557d6b13a6ed397c52dc0f5f1f84cf8555d92e8","effort":"low","score":0.4079822616407982,"cost_usd":2.293369216740577,"released":"2026-05-28","evidence_url":"https://deepswe.datacurve.ai/","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"openai/gpt-5.6-sol","display":"GPT-5.6 Sol (low)","comparability_key":"cd068b6bb9240e7ca929cf7ed557d6b13a6ed397c52dc0f5f1f84cf8555d92e8","effort":"low","score":0.45353982300884954,"cost_usd":1.0742664646017699,"released":"2026-07-09","evidence_url":"https://deepswe.datacurve.ai/","provenance":"leaderboard_maintainer_verified"},"delta_score":0.045557561368051336,"cost_ratio":2.134823428180575,"cost_kind":"per_task","same_model":false}


event_id: 467c31f8e2b863d2492593808096d78b
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":"output_text","sellers":14,"points":5,"min_micro":196600,"max_micro":3480000,"split_tenths":177,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"azure","entering_micro":3480000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v4-flash output_text: 5 prices across 14 sellers, 17.7x spread (azure enters at $3.48)


event_id: 46a8c09ed7dbf8ad6daa6e543381be23
occurred_at: 2026-04-21T22:41:02Z
observed_at: 2026-04-21T22:41:02Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.4-mini-20260317
headline: *** openrouter/openai/gpt-5.4-mini-20260317 input_text: $0.000001 → $0.75 /Mtok (+74999900%)
source_url: https://github.com/anomalyco/models.dev.git#providers/openrouter/models/openai/gpt-5.4-mini.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-mini-20260317","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1,"new_micro":750000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: 46aad20667819ddfa2ab9d6aef99cc85
occurred_at: 2025-06-24T20:18:40Z
observed_at: 2025-06-24T20:18:40Z
kind: PRICE
channel: #price
model_uid: google/gemini-2.5-flash-preview-05-20
headline: *** openrouter/google/gemini-2.5-flash-preview-05-20 cache_read: $0.04 → $0.0375 /Mtok (-6.3%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"google/gemini-2.5-flash-preview-05-20","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":40000,"new_micro":37500,"confidence":"observed","corroborations":1,"writer":"modelsdev"}

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


event_id: 46c71c0ee84db1c0b8ace9ae395f38e1
occurred_at: 2026-08-03T15:37:29Z
observed_at: 2026-08-03T15:37:29Z
kind: PRICE
channel: #price
model_uid: openai/gpt-4-turbo-preview
headline: *** nano-gpt/openai/gpt-4-turbo-preview output_text: $30.005 → $30.00 /Mtok (-<0.1%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"nano-gpt","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-4-turbo-preview","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":30005000,"new_micro":30000000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}

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


event_id: 46cbbf64b6196914d50f1566c1b916a8
occurred_at: 2026-08-03T15:37:29Z
observed_at: 2026-08-03T15:37:29Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-opus-4-1-20250805
headline: *** nano-gpt/anthropic/claude-opus-4-1-20250805 input_text: $14.994 → $15.00 /Mtok (+<0.1%)
source_url: https://github.com/anomalyco/models.dev.git#providers/nano-gpt/models/claude-opus-4-1-20250805.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-4-1-20250805","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: 46f4a5a788b8edb2f656e64975258d18
occurred_at: 2025-12-17
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: openai/gpt-5.2-pro-20251211
counterparty_uid: google/gemini-3-flash-preview
headline: *** Gemini 3 Flash Preview (high) has kicked GPT-5.2 pro (medium) (Δ+0.035, 22.8× 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 (medium)","comparability_key":"972463fab8f2feec48fb9ef35bc3e7f7e241f5ccb1362195c60c4769a1d81f58","effort":"medium","score":0.8117000000000001,"cost_usd":3.9774,"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":0.03499999999999992,"cost_ratio":22.81927710843373,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: 46ffc74d8b5759bfcd69db626054dda4
occurred_at: 2026-04-18
observed_at: 2026-04-18T11:20:41Z
kind: QUIT
channel: #dying
model_uid: xai/grok-4.20-multi-agent-0309
headline: *** xai/grok-4.20-multi-agent-0309 has quit llmgateway (delisted 2026-04-18)
source_url: https://github.com/anomalyco/models.dev.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"llmgateway","available_from":"2026-03-23","available_to":"2026-04-18","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: 47357d50646c975fac48aefb278d19a8
occurred_at: 2025-12-23T18:22:16Z
observed_at: 2025-12-23T18:22:16Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.1-20251113
headline: *** cloudflare-ai-gateway/openai/gpt-5.1-20251113 cache_read: $0.125 → $0.13 /Mtok (+4%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"cloudflare-ai-gateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.1-20251113","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":125000,"new_micro":130000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}

source_url:
https://github.com/anomalyco/models.dev.git#providers/cloudflare-ai-gateway/models/openai/gpt-5.1.toml


event_id: 4754e93d6e56cb924262d8dbf245828b
occurred_at: 2025-11-06T23:48:13Z
observed_at: 2025-11-06T23:48:13Z
kind: NETSPLIT
channel: #price
model_uid: openai/o1-pro-20250319
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openAi/o1-pro.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":3,"points":2,"min_micro":540000000,"max_micro":600000000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":540000000,"open_weights":false}

headline:
*** netsplit openai/o1-pro-20250319 output_text: 2 prices across 3 sellers, 1.1x spread (poe enters at $540.00)


event_id: 47d66aa021a7c5cd840873b27d9f64fc
occurred_at: 2025-11-20T03:05:25Z
observed_at: 2025-11-20T03:05:25Z
kind: PRICE
channel: #price
model_uid: openai/o1-20241217
headline: *** poe/openai/o1-20241217 input_text: $13.00 → $14.00 /Mtok (+7.7%)
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openAi/o1.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/o1-20241217","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: 47d7030c2174d01c06bfb9728a163bbe
occurred_at: 2026-06-09
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #math
model_uid: openai/gpt-5.5-20260423
counterparty_uid: anthropic/claude-fable-5
headline: *** Claude Fable 5 (max) has kicked GPT-5.5 (xhigh) (Δ+0.27, 1.0× cheaper)
source_url: https://www.vals.ai/benchmarks/proof_bench
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"proofbench","benchmark_version_id":"proofbench@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/gpt-5.5-20260423","display":"GPT-5.5 (xhigh)","comparability_key":"0284a691fb397a0e1509a31982ab9699a31d1a70219d87585a24d80ffec9d72e","effort":"xhigh","score":0.5,"cost_usd":1.68179,"released":"2026-04-23","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":0.27,"cost_ratio":1.0283315652219105,"cost_kind":"per_task","same_model":false}


event_id: 47e27bdbe3308f2804af60f0bf773d4c
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":"input_text","sellers":8,"points":3,"min_micro":375000,"max_micro":1500000,"split_tenths":40,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"opencode","entering_micro":1500000,"open_weights":false}

headline:
*** netsplit google/gemini-3.7-flash input_text: 3 prices across 8 sellers, 4.0x spread (opencode enters at $1.50)


event_id: 47efe8429c7a383314cfc329d9f03e0e
occurred_at: 2026-06-03T20:13:54Z
observed_at: 2026-06-03T20:13:54Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.4-mini-20260317
headline: *** github-copilot/openai/gpt-5.4-mini-20260317 input_text: $0.00 → $0.75 /Mtok (from $0)
source_url: https://github.com/anomalyco/models.dev.git#providers/github-copilot/models/gpt-5.4-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-5.4-mini-20260317","meter":"input_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}


event_id: 48195255e682475932829bbdbafe0125
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 [eu]: $2.75 → $2.20 /Mtok (-20%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"azure","seller_kind":"cloud","region":"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":2750000,"new_micro":2200000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 48444976e77d24009a82877bea61f53b
occurred_at: 2026-08-02T00:57:44Z
observed_at: 2026-08-02T00:57:44Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-terra
headline: *** azure/openai/gpt-5.6-terra output_text [us, priority]: $33.00 → $41.25 /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 $33.00 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":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":33000000,"new_micro":41250000,"confidence":"observed","corroborations":1,"writer":"litellm","churn_unwound":true}


event_id: 485c17649ffee9ce8aa11ca9d0eb1e3e
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-ai-studio","seller_kind":"first_party","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-ai-studio/google/gemini-2.5-flash-preview-05-20 output_reasoning: $3.50 → $2.50 /Mtok (-28.6%)


event_id: 487df9ac1985e42ddd4f493604e4ffd3
occurred_at: 2025-08-07
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: openai/gpt-4.1-mini-20250414
counterparty_uid: openai/gpt-5-nano-20250807
headline: *** GPT-5 nano (low) has kicked GPT-4.1 mini (Δ+0.0054, 2.4× cheaper)
source_url: https://arcprize.org/leaderboard
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"arc-agi","benchmark_version_id":"arc-agi@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/gpt-4.1-mini-20250414","display":"GPT-4.1 mini","comparability_key":"7b6208c98cf99f12a0d29ab1e0b8c01fbe1418d5de46d851c8f35a42fa097a6d","score":0.035,"cost_usd":0.0078,"released":"2025-04-14","evidence_url":"https://arcprize.org/leaderboard","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"openai/gpt-5-nano-20250807","display":"GPT-5 nano (low)","comparability_key":"61e5f79ab5c5a546f24f3ce80acc9f783e10bc8c63bbf615ebd2d7b749f83096","effort":"low","score":0.0404,"cost_usd":0.0033,"released":"2025-08-07","provenance":"community_submitted"},"delta_score":0.005399999999999995,"cost_ratio":2.3636363636363638,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: 4894c0e32e08111051db15ee4afaccd6
occurred_at: 2026-07-24
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: openai/gpt-5.5-20260423
counterparty_uid: anthropic/claude-opus-5
headline: *** Claude Opus 5 (high) has kicked GPT-5.5 (xhigh) (Δ+0.024, 1.1× cheaper)
source_url: https://cursor.com/cursorbench
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"cursorbench","benchmark_version_id":"cursorbench@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/gpt-5.5-20260423","display":"GPT-5.5 (xhigh)","comparability_key":"4d017a1c48d06eb00337720c16b58e2766aa336c2e32a37dbee45443dda9e5b3","effort":"xhigh","score":0.643,"cost_usd":4.37,"released":"2026-04-23","evidence_url":"https://cursor.com/cursorbench","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"anthropic/claude-opus-5","display":"Claude Opus 5 (high)","comparability_key":"b92ae5cae2e97431845d721510f081e394838c2b6c01e55c5cd7758ca9c115c3","effort":"high","score":0.667,"cost_usd":3.91,"released":"2026-07-24","evidence_url":"https://cursor.com/cursorbench","provenance":"leaderboard_maintainer_verified"},"delta_score":0.02400000000000002,"cost_ratio":1.1176470588235294,"cost_kind":"per_task","same_model":false}


event_id: 489ff98f34d666c19255e2d4be1a4971
occurred_at: 2025-02-24
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: openai/o3-mini-20250131
counterparty_uid: anthropic/claude-3-7-sonnet-20250219
headline: *** Claude 3.7 Sonnet has kicked o3-mini (high) (Δ+0, 1.0× 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-mini-20250131","display":"o3-mini (high)","comparability_key":"b0a650304f76e0fcbf68fc781e0788bf73afcc844fa50cdb07e5919aa123adfe","effort":"high","score":60.4,"cost_usd":0.081,"released":"2025-01-31","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":"fac0a91203f9ea4cfd69a8c9b0785cf1338a8c33b8446691f853307df735807e","score":60.4,"cost_usd":0.079,"released":"2025-02-24","evidence_url":"https://aider.chat/docs/leaderboards/#polyglot-leaderboard","provenance":"leaderboard_maintainer_verified"},"delta_score":0,"cost_ratio":1.0253164556962024,"cost_kind":"suite_total","same_model":false}


event_id: 48a8a6bb228bb364efd9cfcf0880e674
occurred_at: 2025-11-10T23:53:28Z
observed_at: 2025-11-10T23:53:28Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-5-chat
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openAi/gpt-5-chat.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":5,"points":2,"min_micro":1100000,"max_micro":1250000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":1100000,"open_weights":false}

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


event_id: 48cf588d33c98bc98a085799419ad145
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 cache_read: $0.025 → $0.01 /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-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":"litellm"}


event_id: 48e2de00d9d204bf4915835838ad1c30
occurred_at: 2026-06-03T20:13:54Z
observed_at: 2026-06-03T20:13:54Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-sonnet-4-20250514
headline: *** github-copilot/anthropic/claude-sonnet-4-20250514 input_text: $0.00 → $3.00 /Mtok (from $0)
source_url: https://github.com/anomalyco/models.dev.git#providers/github-copilot/models/claude-sonnet-4.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"github-copilot","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-sonnet-4-20250514","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":0,"new_micro":3000000,"confidence":"provisional","corroborations":1,"writer":"modelsdev","rose_from_zero":true}


event_id: 48f3e01be1d24e51d33ddbef8a572701
occurred_at: 2026-06-01
observed_at: 2026-06-01T13:03:44Z
kind: QUIT
channel: #dying
model_uid: openai/gpt-4o-20241120
headline: *** openai/gpt-4o-20241120 has quit github-copilot (delisted 2026-06-01)
source_url: https://github.com/anomalyco/models.dev.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"github-copilot","available_from":"2025-06-22","available_to":"2026-06-01","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: 4972423f86af769ff73df178e646b663
occurred_at: 2025-12-03T12:36:16Z
observed_at: 2025-12-03T12:36:16Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-3-pro-preview
source_url: https://github.com/anomalyco/models.dev.git#providers/venice/models/gemini-3-pro-preview.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":6,"points":2,"min_micro":2000000,"max_micro":2500000,"split_tenths":13,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"venice","entering_micro":2500000,"open_weights":false}

headline:
*** netsplit google/gemini-3-pro-preview input_text: 2 prices across 6 sellers, 1.3x spread (venice enters at $2.50)


event_id: 49b7d8a995ae6b48fc2207e2eda5c736
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":"us","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-sonnet-4-5-20250929","meter":"output_text","unit":"mtok","ctx_tier_min":200000,"time_window":"all","old_micro":22500000,"new_micro":24750000,"confidence":"observed","corroborations":1,"writer":"litellm","churn_unwound":true}

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


event_id: 49cb602c472da144487e000932639455
occurred_at: 2026-05-16
observed_at: 2026-05-16T08:54:41Z
kind: QUIT
channel: #dying
model_uid: xai/grok-4-1-fast-reasoning
headline: *** xai/grok-4-1-fast-reasoning has quit openrouter (delisted 2026-05-16)
source_url: https://github.com/anomalyco/models.dev.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","available_from":"2025-11-20","available_to":"2026-05-16","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: 4b2f3acb0898596df804ebd988ced293
occurred_at: 2026-07-09
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #math
model_uid: google/gemini-3-pro-preview
counterparty_uid: openai/gpt-5.6-luna
headline: *** GPT-5.6 Luna (max) has kicked Gemini 3 Pro Preview (high) (Δ+0.34, 2.7× 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-pro-preview","display":"Gemini 3 Pro Preview (high)","comparability_key":"6b1f25b544c2e74b17d1a39b68c48b00d8f715abe795ce73bbcca590de234888","effort":"high","score":0.2,"cost_usd":1.229076,"released":"2025-11-18","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":0.34,"cost_ratio":2.735383074611918,"cost_kind":"per_task","same_model":false}


event_id: 4b31af66326d668fe9f8064ae5ea06e2
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":"input_text","sellers":8,"points":3,"min_micro":5000000,"max_micro":6000000,"split_tenths":12,"trigger_new_seller":true,"entering_seller":"venice","entering_micro":6000000,"open_weights":false}

headline:
*** netsplit anthropic/claude-opus-4-5-20251101 input_text: 3 prices across 8 sellers, 1.2x spread (venice enters at $6.00)


event_id: 4b375d5e35b77e4cadc246af2931b0e7
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 cache_read: $0.0168 → $0.0154 /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 $0.018 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":16800,"new_micro":15400,"confidence":"observed","corroborations":1,"writer":"modelsdev","churn_unwound":true}


event_id: 4ba630c9ec6a10d432fc2df94cf7be66
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 input_text: $1.74 → $0.435 /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":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1740000,"new_micro":435000,"confidence":"observed","corroborations":2,"writer":"modelsdev"}


event_id: 4bd40414215df0a95515991552eca4b1
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 input_text: $2.50 → $2.00 /Mtok (-20%)
source_url: https://github.com/anomalyco/models.dev.git#providers/openai/models/gpt-5.6-terra.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openai","seller_kind":"first_party","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-terra","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":2500000,"new_micro":2000000,"confidence":"observed","corroborations":2,"writer":"modelsdev"}


event_id: 4bd94fb40010e8281d6edeff8f4d3c5f
occurred_at: 2025-08-04T22:56:36Z
observed_at: 2025-08-04T22:56:36Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-r1
headline: *** openrouter/deepseek/deepseek-r1 input_text: $0.40 → $0.55 /Mtok (+37.5%)
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-r1","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":400000,"new_micro":550000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 4bdcccf61d57f84e3b998d7b67d311b5
occurred_at: 2026-05-19
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: anthropic/claude-sonnet-4-5-20250929
counterparty_uid: google/gemini-3.5-flash
headline: *** Gemini 3.5 Flash (minimal) has kicked Claude Sonnet 4.5 (Δ+0.0306, 1.3× 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":"anthropic/claude-sonnet-4-5-20250929","display":"Claude Sonnet 4.5","comparability_key":"53411a8254ffdd1c45aef9ed5987d59c7f604df8e8f7c6081b314bdcbdd3db10","score":0.058300000000000005,"cost_usd":0.1424,"released":"2025-09-29","provenance":"community_submitted"},"winner":{"model_uid":"google/gemini-3.5-flash","display":"Gemini 3.5 Flash (minimal)","comparability_key":"cf9a88384782c936f5427af26277927f756533e56a542ee196828242a314a42e","effort":"minimal","score":0.0889,"cost_usd":0.1074,"released":"2026-05-19","provenance":"community_submitted"},"delta_score":0.030600000000000002,"cost_ratio":1.3258845437616387,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: 4bde75d7bf0d856863a23476e621d812
occurred_at: 2025-07-30T17:01:05Z
observed_at: 2025-07-30T17:01:05Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-chat
headline: *** openrouter/deepseek/deepseek-chat output_text: $0.28 → $0.272 /Mtok (-2.9%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-chat","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":280000,"new_micro":272000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 4c09d53a0a9bb97a2838fd8fb7cefdcd
occurred_at: 2026-08-04T13:22:23Z
observed_at: 2026-08-04T13:22:23Z
kind: PRICE
channel: #price
model_uid: openai/o4-mini-20250416
headline: *** requesty/openai/o4-mini-20250416 cache_read: $0.28 → $0.3025 /Mtok (+8%)
source_url: https://github.com/anomalyco/models.dev.git#providers/requesty/models/o4-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/o4-mini-20250416","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":280000,"new_micro":302500,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 4c47d4f02a46271a7cf14b80478e77f9
occurred_at: 2026-06-03T20:13:54Z
observed_at: 2026-06-03T20:13:54Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** nvidia/deepseek/deepseek-v4-flash input_text: $0.00 → $0.14 /Mtok (from $0)
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"nvidia","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":0,"new_micro":140000,"confidence":"provisional","corroborations":1,"writer":"modelsdev","rose_from_zero":true}

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


event_id: 4c51f4a9f11d967a01a77bb85e7636f1
occurred_at: 2026-08-16T11:24:13Z
observed_at: 2026-08-16T11:24:13Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash output_text: $0.1314 → $0.126 /Mtok (-4.1%)
confidence: observed
occurred_at_kind: commit
retracted_at: 2026-08-16T14:24:51Z
retraction_reason: unwound as churn: the catalogue returned to $0.12292 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":131400,"new_micro":126000,"confidence":"observed","corroborations":1,"writer":"modelsdev","churn_unwound":true}


event_id: 4c560712c32477922b2a41344c9060ed
occurred_at: 2026-08-10T07:53:50Z
observed_at: 2026-08-10T07:53:50Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash-0731
headline: *** deepinfra/deepseek/deepseek-v4-flash-0731 cache_read: $0.018 → $0.016 /Mtok (-11.1%)
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-0731","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":18000,"new_micro":16000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 4c6f50594ef6a4b9b0afd41c81f3c622
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 [eu, 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":"eu","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: 4c729642590894e98a04619c7513d3be
occurred_at: 2025-09-26T13:43:26Z
observed_at: 2025-09-26T13:43:26Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-20b
headline: *** deepinfra/openai/gpt-oss-20b output_text: $0.15 → $0.16 /Mtok (+6.7%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
retracted_at: 2025-10-04T18:50:30Z
retraction_reason: unwound as churn: the catalogue returned to $0.15 within the 14-day window
payload:
{"seller":"deepinfra","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":150000,"new_micro":160000,"confidence":"observed","corroborations":1,"writer":"litellm","churn_unwound":true}


event_id: 4cb80b7b5c7d9ac05ad94f3ea6aab11a
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":"input_text","sellers":5,"points":3,"min_micro":100000,"max_micro":250000,"split_tenths":25,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"chutes","entering_micro":100000,"open_weights":true}

headline:
*** netsplit openai/gpt-oss-120b input_text: 3 prices across 5 sellers, 2.5x spread (chutes enters at $0.10)


event_id: 4cc7f3599790d2be550cfc5dd0865046
occurred_at: 2026-02-01T01:36:51Z
observed_at: 2026-02-01T01:36:51Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-3-5-sonnet-20240620
headline: *** amazon-bedrock/anthropic/claude-3-5-sonnet-20240620 input_text: $3.60 → $3.00 /Mtok (-16.7%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-3-5-sonnet-20240620","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":3600000,"new_micro":3000000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 4d2677db2fb60c40b7da122fd74e4d54
occurred_at: 2026-06-09T01:16:41Z
observed_at: 2026-06-09T01:16:41Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-pro
headline: *** baseten/deepseek/deepseek-v4-pro cache_read: $0.15 → $0.145 /Mtok (-3.3%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"baseten","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":1,"writer":"modelsdev"}

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


event_id: 4d56cc13624556c9a9fa3a856fee13de
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 cache_read [priority]: $0.20 → $0.04 /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":"priority","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":200000,"new_micro":40000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 4d7ba98ee7a6e162ccb22681a352be71
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_read: $0.10 → $0.02 /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_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":100000,"new_micro":20000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: 4daa48899afbdbb632d7c91f951339f1
occurred_at: 2025-10-02T21:21:12Z
observed_at: 2025-10-02T21:21:12Z
kind: NETSPLIT
channel: #price
model_uid: xai/grok-4-0709
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":5,"points":3,"min_micro":150000,"max_micro":27500000,"split_tenths":1833,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"azure","entering_micro":27500000,"open_weights":false,"extreme":true}

headline:
*** netsplit xai/grok-4-0709 output_text: 3 prices across 5 sellers, 183.3x spread (azure enters at $27.50)


event_id: 4de0b95025b1552bc0025250b72c3984
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_write_5m: $0.08333 → $0.091663 /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_write_5m","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":83330,"new_micro":91663,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 4e0b0868d223572cb0a1ba36dfc41be3
occurred_at: 2025-08-07
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: openai/gpt-4.1-nano-20250414
counterparty_uid: openai/gpt-5-nano-20250807
headline: *** GPT-5 nano (minimal) has kicked GPT-4.1 nano (Δ+0, 1.4× cheaper)
source_url: https://epoch.ai/data/benchmark_data.zip
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"arc-agi-2","benchmark_version_id":"arc-agi-2@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/gpt-4.1-nano-20250414","display":"GPT-4.1 nano","comparability_key":"4fcf7177e706c5e9de27f56780bd4446313cf89cec87c6cf63de0b7a49c87b48","score":0,"cost_usd":0.0036,"released":"2025-04-14","provenance":"community_submitted"},"winner":{"model_uid":"openai/gpt-5-nano-20250807","display":"GPT-5 nano (minimal)","comparability_key":"cf9a88384782c936f5427af26277927f756533e56a542ee196828242a314a42e","effort":"minimal","score":0,"cost_usd":0.0025,"released":"2025-08-07","provenance":"community_submitted"},"delta_score":0,"cost_ratio":1.44,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: 4e1f9c90f148fd2aa1f5ce26c60e3162
occurred_at: 2025-08-22T05:21:41Z
observed_at: 2025-08-22T05:21:41Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-2.5-pro
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":6,"points":3,"min_micro":875000,"max_micro":2500000,"split_tenths":29,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"deepinfra","entering_micro":875000,"open_weights":false}

headline:
*** netsplit google/gemini-2.5-pro input_text: 3 prices across 6 sellers, 2.9x spread (deepinfra enters at $0.875)


event_id: 4e5d12b15dee3d1199cb0bdc1be80cbc
occurred_at: 2024-11-08T05:11:14Z
observed_at: 2024-11-08T05:11:14Z
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, 4.8x 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":5000000,"split_tenths":48,"trigger_jump":true,"open_weights":false}


event_id: 4e78cd8098ff01022ccfb47f2d923597
occurred_at: 2025-04-16
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: openai/o1-preview-20240912
counterparty_uid: openai/o4-mini-20250416
headline: *** o4-mini (high) has kicked o1-preview (Δ+0.05, 9.4× cheaper)
source_url: https://htihle.github.io/weirdml.html
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"weirdml","benchmark_version_id":"weirdml@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/o1-preview-20240912","display":"o1-preview","comparability_key":"a760dcfeb010973e736a2c6d304dae3d9078b6d0cde0152fea4c8e4668fdbda0","score":0.4756,"cost_usd":1.848759706,"released":"2024-09-12","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"openai/o4-mini-20250416","display":"o4-mini (high)","comparability_key":"fa299512f2b221f6c31a30c221e06bc425b2d83a07475bc97ff264e59d18dfc4","effort":"high","score":0.5256,"cost_usd":0.1956851,"released":"2025-04-16","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"delta_score":0.04999999999999993,"cost_ratio":9.447626344570946,"cost_kind":"per_task","same_model":false}


event_id: 4e950cb0cf70c685f8f513cd6d93e977
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 cache_read: $0.20 → $0.16 /Mtok (-20%)
source_url: https://github.com/anomalyco/models.dev.git#providers/venice/models/deepseek-v3.2.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-v3.2","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":200000,"new_micro":160000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 4ee5474fb2ee73a38f409076634c5588
occurred_at: 2026-07-09
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: anthropic/claude-opus-4-8
counterparty_uid: openai/gpt-5.6-terra
headline: *** GPT-5.6 Terra (high) has kicked Claude Opus 4.8 (none) (Δ+0.0782, 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":"anthropic/claude-opus-4-8","display":"Claude Opus 4.8 (none)","comparability_key":"986db5372e706abe235e302f33b502c9c0b6acb142d29cee3d8698226d89794a","effort":"none","score":0.7045,"cost_usd":0.4752000990099009,"released":"2026-05-28","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"openai/gpt-5.6-terra","display":"GPT-5.6 Terra (high)","comparability_key":"fa299512f2b221f6c31a30c221e06bc425b2d83a07475bc97ff264e59d18dfc4","effort":"high","score":0.7827,"cost_usd":0.3119056164215686,"released":"2026-07-09","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"delta_score":0.07819999999999994,"cost_ratio":1.5235381281740854,"cost_kind":"per_task","same_model":false}


event_id: 4f423727866fe6b7b64f9ef0d7266efc
occurred_at: 2025-04-30T03:58:05Z
observed_at: 2025-04-30T03:58:05Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-r1
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":3,"points":3,"min_micro":550000,"max_micro":3000000,"split_tenths":55,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"fireworks","entering_micro":3000000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-r1 input_text: 3 prices across 3 sellers, 5.5x spread (fireworks enters at $3.00)


event_id: 4f635a5b46c8594755c3d65218e048f7
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 output_text: 10 prices across 10 sellers, 16.3x 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":10,"points":10,"min_micro":280000,"max_micro":4560000,"split_tenths":163,"trigger_jump":true,"open_weights":true}


event_id: 4f66ef05ae769cac3cebe514c201b1bb
occurred_at: 2025-11-20T03:05:25Z
observed_at: 2025-11-20T03:05:25Z
kind: PRICE
channel: #price
model_uid: google/gemini-2.5-flash
headline: *** poe/google/gemini-2.5-flash output_text: $1.70 → $1.80 /Mtok (+5.9%)
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:
{"seller":"poe","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"google/gemini-2.5-flash","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1700000,"new_micro":1800000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 4f7f1fbbc050a19d5b2f9ff5cfa7df4b
occurred_at: 2026-08-16T06:26:36Z
observed_at: 2026-08-16T06:26:36Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash output_text: $0.135 → $0.12292 /Mtok (-8.9%)
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":135000,"new_micro":122920,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 4f7f4e184303f31651284668ca2feac0
occurred_at: 2026-04-16
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: anthropic/claude-sonnet-4-6
counterparty_uid: anthropic/claude-opus-4-7-20260416
headline: *** Claude Opus 4.7 (medium) has kicked Claude Sonnet 4.6 (high) (Δ+0.039, 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-sonnet-4-6","display":"Claude Sonnet 4.6 (high)","comparability_key":"b92ae5cae2e97431845d721510f081e394838c2b6c01e55c5cd7758ca9c115c3","effort":"high","score":0.488,"cost_usd":3.06,"released":"2026-02-17","evidence_url":"https://cursor.com/cursorbench","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"anthropic/claude-opus-4-7-20260416","display":"Claude Opus 4.7 (medium)","comparability_key":"674cc33161ef9801b1ea47f0c06877ffdbf8b81c0b1c24cfc98c626379bb6503","effort":"medium","score":0.527,"cost_usd":2.93,"released":"2026-04-16","evidence_url":"https://cursor.com/cursorbench","provenance":"leaderboard_maintainer_verified"},"delta_score":0.039000000000000035,"cost_ratio":1.0443686006825939,"cost_kind":"per_task","same_model":false}


event_id: 4f8198268c4fe8344f82542b5c37e7a1
occurred_at: 2026-06-09
observed_at: 2026-06-09T01:16:41Z
kind: QUIT
channel: #dying
model_uid: deepseek/deepseek-v3.2
headline: *** deepseek/deepseek-v3.2 has quit baseten (delisted 2026-06-09)
source_url: https://github.com/anomalyco/models.dev.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"baseten","available_from":"2025-12-05","available_to":"2026-06-09","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: 4f897419d1e983fd7a1833ba26fe65e3
occurred_at: 2026-08-01T19:34:25Z
observed_at: 2026-08-01T19:34:25Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-terra
headline: *** azure/openai/gpt-5.6-terra output_text: $15.00 → $12.00 /Mtok (-20%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"azure","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-terra","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":15000000,"new_micro":12000000,"confidence":"observed","corroborations":2,"writer":"litellm"}


event_id: 4fb646a35f108ee2210220db6ff6f266
occurred_at: 2026-05-15T15:00:32Z
observed_at: 2026-05-15T15:00:32Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-120b
headline: *** openrouter/openai/gpt-oss-120b output_text: $0.28 → $0.18 /Mtok (-35.7%)
source_url: https://github.com/anomalyco/models.dev.git#providers/openrouter/models/openai/gpt-oss-120b.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-oss-120b","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":280000,"new_micro":180000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: 505265e7ac8f267ab6e0d97b086b8298
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 cache_read: $0.022 → $0.02 /Mtok (-9.1%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":22000,"new_micro":20000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 505fdedb80eb11deda98a02e77f9e3da
occurred_at: 2026-04-16
observed_at: 2026-04-16T16:30:45Z
kind: QUIT
channel: #dying
model_uid: xai/grok-code-fast-1
headline: *** xai/grok-code-fast-1 has quit venice (delisted 2026-04-16)
source_url: https://github.com/anomalyco/models.dev.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"venice","available_from":"2025-12-30","available_to":"2026-04-16","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: 50bc5d9e36337c352f7cb0532120ed8d
occurred_at: 2025-12-01
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: openai/gpt-5-20250807
counterparty_uid: deepseek/deepseek-v3.2
headline: *** DeepSeek-V3.2 has kicked GPT-5 (medium) (Δ+0.008, 4.1× 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-5-20250807","display":"GPT-5 (medium)","comparability_key":"972463fab8f2feec48fb9ef35bc3e7f7e241f5ccb1362195c60c4769a1d81f58","effort":"medium","score":0.562,"cost_usd":0.3301,"released":"2025-08-07","evidence_url":"https://arcprize.org/leaderboard","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"deepseek/deepseek-v3.2","display":"DeepSeek-V3.2","comparability_key":"7b6208c98cf99f12a0d29ab1e0b8c01fbe1418d5de46d851c8f35a42fa097a6d","score":0.57,"cost_usd":0.08,"released":"2025-12-01","provenance":"community_submitted"},"delta_score":0.007999999999999896,"cost_ratio":4.12625,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: 50c3096ed0f71486d548398f6cb5698c
occurred_at: 2026-02-17T21:01:54Z
observed_at: 2026-02-17T21:01:54Z
kind: NETSPLIT
channel: #price
model_uid: openai/o3-pro-20250610
source_url: https://github.com/anomalyco/models.dev.git#providers/nano-gpt/models/openai/o3-pro-2025-06-10.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":9,"points":3,"min_micro":9996000,"max_micro":20000000,"split_tenths":20,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"nano-gpt","entering_micro":9996000,"open_weights":false}

headline:
*** netsplit openai/o3-pro-20250610 input_text: 3 prices across 9 sellers, 2.0x spread (nano-gpt enters at $9.996)


event_id: 50d56cacf04c32bcd624a9d76d7255b7
occurred_at: 2026-06-01T17:41:23Z
observed_at: 2026-06-01T17:41:23Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-20b
headline: *** llmgateway/openai/gpt-oss-20b input_text: $0.10 → $0.04 /Mtok (-60%)
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/gpt-oss-20b.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"llmgateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-oss-20b","meter":"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: 50d97ec5a556f4829ce4170af784015b
occurred_at: 2025-11-14T03:08:36Z
observed_at: 2025-11-14T03:08:36Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-5.1-codex
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openai/gpt-5.1-codex.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":2,"points":2,"min_micro":9000000,"max_micro":10000000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":9000000,"open_weights":false}

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


event_id: 50f7120f75a8d715145f1492411ea945
occurred_at: 2026-07-09
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: xai/grok-4.5
counterparty_uid: openai/gpt-5.6-sol
headline: *** GPT-5.6 Sol (medium) has kicked Grok 4.5 (high) (Δ+0.07301, 1.3× 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":"xai/grok-4.5","display":"Grok 4.5 (high)","comparability_key":"39b0bbc44fef028f30e7812c91925c018dead7387c9b588734e0f0fb2dd52eac","effort":"high","score":0.5376106194690266,"cost_usd":2.4157481725663716,"released":"2026-07-08","evidence_url":"https://deepswe.datacurve.ai/","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"openai/gpt-5.6-sol","display":"GPT-5.6 Sol (medium)","comparability_key":"e4970037c54d508bd49a9dbdd947341bb7df4660ea5ca786d7566905a6818265","effort":"medium","score":0.6106194690265486,"cost_usd":1.8620318075221238,"released":"2026-07-09","evidence_url":"https://deepswe.datacurve.ai/","provenance":"leaderboard_maintainer_verified"},"delta_score":0.07300884955752207,"cost_ratio":1.2973721301684418,"cost_kind":"per_task","same_model":false}


event_id: 518ac2a4ef4a66e868e0a929cc19b1fb
occurred_at: 2026-03-23T21:28:46Z
observed_at: 2026-03-23T21:28:46Z
kind: PRICE
channel: #price
model_uid: xai/grok-4-fast-non-reasoning
headline: *** llmgateway/xai/grok-4-fast-non-reasoning input_text: $0.40 → $0.20 /Mtok (-50%)
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-non-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"}

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


event_id: 52752aa6b1ee51dd3096896727095493
occurred_at: 2026-07-23
observed_at: 2026-08-15T17:38:22Z
kind: QUIT
channel: #dying
model_uid: openai/gpt-5.1-codex-max
source_url: https://developers.openai.com/api/docs/deprecations.md
confidence: observed
occurred_at_kind: effective
payload:
{"seller":"openai","available_from":"2025-12-05","available_to":"2026-07-23","retire_kind":"announced","deprecation_announced_on":"2026-04-22","notice_days":92,"window_confidence":"observed"}

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


event_id: 5289623e80da6163de8113e2c1ac063e
occurred_at: 2025-09-26T13:43:26Z
observed_at: 2025-09-26T13:43:26Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3-0324
headline: *** deepinfra/deepseek/deepseek-v3-0324 input_text: $0.25 → $0.28 /Mtok (+12%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
retracted_at: 2025-10-04T18:50:30Z
retraction_reason: unwound as churn: the catalogue returned to $0.25 within the 14-day window
payload:
{"seller":"deepinfra","seller_kind":"inference_host","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3-0324","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":250000,"new_micro":280000,"confidence":"observed","corroborations":1,"writer":"litellm","churn_unwound":true}


event_id: 528bf99cdd2ffae96c26533ee428fb73
occurred_at: 2025-02-07T16:25:35Z
observed_at: 2025-02-07T16:25:35Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-chat
headline: *** netsplit deepseek/deepseek-chat output_text: 2 prices across 2 sellers, 3.9x 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":1100000,"split_tenths":39,"trigger_jump":true,"open_weights":true}


event_id: 5297df2aeed048c5cd125e8a82e63ee3
occurred_at: 2026-03-12
observed_at: 2026-03-12T12:38:31Z
kind: QUIT
channel: #dying
model_uid: google/gemini-1.5-pro-001
headline: *** google/gemini-1.5-pro-001 has quit google-ai-studio (delisted 2026-03-12)
source_url: https://github.com/BerriAI/litellm.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"google-ai-studio","available_from":"2024-09-22","available_to":"2026-03-12","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: 52eaf748509ff55972f2b103bbb785a6
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 output_text: $0.40 → $0.38 /Mtok (-5%)
source_url: https://github.com/anomalyco/models.dev.git#providers/openrouter/models/deepseek/deepseek-v3.2.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3.2","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":400000,"new_micro":380000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 531611516b6601e22a86a36095dd2e9d
occurred_at: 2026-08-15T17:24:21Z
observed_at: 2026-08-15T17:24:21Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash input_text: $0.06986 → $0.06846 /Mtok (-2%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":69860,"new_micro":68460,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 53575df0d6e1b1c69a0cbf498c5658b9
occurred_at: 2026-08-16T08:25:43Z
observed_at: 2026-08-16T08:25:43Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash cache_read: $0.012292 → $0.01314 /Mtok (+6.9%)
confidence: observed
occurred_at_kind: commit
retracted_at: 2026-08-16T14:24:51Z
retraction_reason: unwound as churn: the catalogue returned to $0.012292 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":12292,"new_micro":13140,"confidence":"observed","corroborations":1,"writer":"modelsdev","churn_unwound":true}


event_id: 538981322b6a456efcf596d792937d62
occurred_at: 2026-10-23
observed_at: 2026-08-15T17:38:22Z
kind: QUIT
channel: #dying
model_uid: openai/gpt-4.1-nano-20250414
source_url: https://developers.openai.com/api/docs/deprecations.md
confidence: observed
occurred_at_kind: effective
payload:
{"seller":"openai","available_from":"2025-04-14","available_to":"2026-10-23","retire_kind":"announced","deprecation_announced_on":"2026-04-22","notice_days":184,"window_confidence":"observed"}

headline:
*** openai/gpt-4.1-nano-20250414 will quit openai (announced 2026-04-22, effective 2026-10-23, 184d notice)


event_id: 53b14e9609961cba6aff3dda08f87192
occurred_at: 2025-11-08T19:23:39Z
observed_at: 2025-11-08T19:23:39Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-r1-0528
headline: *** chutes/deepseek/deepseek-r1-0528 input_text: $0.18 → $0.40 /Mtok (+122.2%)
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"chutes","seller_kind":"inference_host","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-r1-0528","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":180000,"new_micro":400000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}

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


event_id: 53db6819848497bdbd6189201d43c10e
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 input_text: $5.00 → $0.078125 /Mtok (-98.4%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"google-vertex","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"google/gemini-1.5-pro-001","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":5000000,"new_micro":78125,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 53fa669d7ab8ba748a8827393d55797f
occurred_at: 2025-12-14T07:46:42Z
observed_at: 2025-12-14T07:46:42Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-5.2-20251211
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openai/gpt-5.2.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":5,"points":2,"min_micro":1600000,"max_micro":1750000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":1600000,"open_weights":false}

headline:
*** netsplit openai/gpt-5.2-20251211 input_text: 2 prices across 5 sellers, 1.1x spread (poe enters at $1.60)


event_id: 5445c4e59854736e431c331bfb05e383
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 input_text: 3 prices across 9 sellers, 2.1x 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":"input_text","sellers":9,"points":3,"min_micro":1420000,"max_micro":3000000,"split_tenths":21,"trigger_jump":true,"open_weights":false}


event_id: 5494469ec2becee263f1aab4eae2bb0b
occurred_at: 2026-07-31T02:38:15Z
observed_at: 2026-07-31T02:38:15Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-luna
headline: *** amazon-bedrock/openai/gpt-5.6-luna output_text: $6.00 → $1.32 /Mtok (-78%)
confidence: provisional
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-luna","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":6000000,"new_micro":1320000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}

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


event_id: 54c17bcb019cdaf3d173917966f08345
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-preview-05-06
headline: *** openrouter/google/gemini-2.5-pro-preview-05-06 cache_write_5m: $1.63 → $0.375 /Mtok (-77%)
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-preview-05-06","meter":"cache_write_5m","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1630000,"new_micro":375000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}

source_url:
https://github.com/anomalyco/models.dev.git#providers/openrouter/models/google/gemini-2.5-pro-preview-05-06.toml


event_id: 553d64b259297239b09c840f6fd60473
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-001
headline: *** google-vertex/google/gemini-1.5-pro-001 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-001","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: 55698728cd7797a9680543195234a5b1
occurred_at: 2025-12-14T07:46:42Z
observed_at: 2025-12-14T07:46:42Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-5.1-codex-max
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openai/gpt-5.1-codex-max.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":4,"points":2,"min_micro":1100000,"max_micro":1250000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":1100000,"open_weights":false}

headline:
*** netsplit openai/gpt-5.1-codex-max input_text: 2 prices across 4 sellers, 1.1x spread (poe enters at $1.10)


event_id: 557e52d761f9cd2caca12c4321af9c7e
occurred_at: 2025-12-17
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: anthropic/claude-opus-4-5-20251101
counterparty_uid: google/gemini-3-flash-preview
headline: *** Gemini 3 Flash Preview (high) has kicked Claude Opus 4.5 (Δ+0.0467, 8.4× 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-opus-4-5-20251101","display":"Claude Opus 4.5","comparability_key":"9bbaa44421326322da7e04bf21914c16ea39b4657c0048e74c42177903f6cecc","score":0.8,"cost_usd":1.47,"released":"2025-11-24","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":0.046699999999999964,"cost_ratio":8.433734939759036,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: 55d364a41b532ff01bf9a9d625748a51
occurred_at: 2026-08-14T14:59:33Z
observed_at: 2026-08-14T14:59:33Z
kind: PRICE
channel: #price
model_uid: google/gemini-2.5-flash
headline: *** cloudflare-ai-gateway/google/gemini-2.5-flash cache_read: $0.0375 → $0.03 /Mtok (-20%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"cloudflare-ai-gateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"google/gemini-2.5-flash","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":37500,"new_micro":30000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}

source_url:
https://github.com/anomalyco/models.dev.git#providers/cloudflare-ai-gateway/models/google-ai-studio/gemini-2.5-flash.toml


event_id: 55f7022b81206bb874d3eab03e461cd3
occurred_at: 2026-07-14T19:45:58Z
observed_at: 2026-07-14T19:45:58Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.1
headline: *** vercel-ai-gateway/deepseek/deepseek-v3.1 input_text: $0.60 → $0.25 /Mtok (-58.3%)
source_url: https://github.com/anomalyco/models.dev.git#providers/vercel/models/deepseek/deepseek-v3.1.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"vercel-ai-gateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3.1","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":600000,"new_micro":250000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: 5605b380e5505092ac609c14742fde92
occurred_at: 2026-03-23T21:28:46Z
observed_at: 2026-03-23T21:28:46Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-r1-0528
headline: *** llmgateway/deepseek/deepseek-r1-0528 output_text: $1.00 → $2.40 /Mtok (+140%)
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/deepseek-r1-0528.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"llmgateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-r1-0528","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1000000,"new_micro":2400000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: 5643098f6b19a3cddbe5cbb518dae1e4
occurred_at: 2026-06-27T02:04:09Z
observed_at: 2026-06-27T02:04:09Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.1
headline: *** vercel-ai-gateway/deepseek/deepseek-v3.1 input_text: $0.56 → $0.60 /Mtok (+7.1%)
source_url: https://github.com/anomalyco/models.dev.git#providers/vercel/models/deepseek/deepseek-v3.1.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-v3.1","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":560000,"new_micro":600000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 569a5ede0e61aaa2cd2f2a8308424820
occurred_at: 2025-08-07
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: openai/o3-20250416
counterparty_uid: openai/gpt-5-mini-20250807
headline: *** GPT-5 mini (medium) has kicked o3 (medium) (Δ+0.0105, 7.6× 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 (medium)","comparability_key":"bd53f8837bb186273af93865ca36c8fd956b4bc7e345b91a59646d9e65c76068","effort":"medium","score":0.0298,"cost_usd":0.4787,"released":"2025-04-16","provenance":"community_submitted"},"winner":{"model_uid":"openai/gpt-5-mini-20250807","display":"GPT-5 mini (medium)","comparability_key":"bd53f8837bb186273af93865ca36c8fd956b4bc7e345b91a59646d9e65c76068","effort":"medium","score":0.0403,"cost_usd":0.0629,"released":"2025-08-07","provenance":"community_submitted"},"delta_score":0.010500000000000002,"cost_ratio":7.610492845786964,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: 56c9f6fe6244ba63634b414f4fb31694
occurred_at: 2025-12-17T22:59:56Z
observed_at: 2025-12-17T22:59:56Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-3-flash-preview
source_url: https://github.com/anomalyco/models.dev.git#providers/venice/models/gemini-3-flash-preview.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":4,"points":2,"min_micro":500000,"max_micro":700000,"split_tenths":14,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"venice","entering_micro":700000,"open_weights":false}

headline:
*** netsplit google/gemini-3-flash-preview input_text: 2 prices across 4 sellers, 1.4x spread (venice enters at $0.70)


event_id: 56db58ecbf1d444c22f81b7276899b69
occurred_at: 2025-11-06T23:48:13Z
observed_at: 2025-11-06T23:48:13Z
kind: NETSPLIT
channel: #price
model_uid: anthropic/claude-sonnet-4-20250514
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/anthropic/claude-sonnet-4.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":10,"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-sonnet-4-20250514 output_text: 3 prices across 10 sellers, 1.3x spread (poe enters at $13.00)


event_id: 57005ace176cb188dbeb0af2d1841859
occurred_at: 2025-03-24
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: anthropic/claude-3-5-haiku-20241022
counterparty_uid: deepseek/deepseek-v3-0324
headline: *** DeepSeek-V3 (Mar 2025) has kicked Claude 3.5 Haiku (Δ+0.0535, 4.1× 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":"anthropic/claude-3-5-haiku-20241022","display":"Claude 3.5 Haiku","comparability_key":"a760dcfeb010973e736a2c6d304dae3d9078b6d0cde0152fea4c8e4668fdbda0","score":0.3073,"cost_usd":0.05748017882,"released":"2024-10-22","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"winner":{"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"},"delta_score":0.05349999999999999,"cost_ratio":4.134075280928565,"cost_kind":"per_task","same_model":false}


event_id: 570e9dba25c8962dc47b1d225da95dbd
occurred_at: 2025-11-08T19:23:39Z
observed_at: 2025-11-08T19:23:39Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-r1-0528
headline: *** chutes/deepseek/deepseek-r1-0528 output_text: $0.72 → $1.75 /Mtok (+143.1%)
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"chutes","seller_kind":"inference_host","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-r1-0528","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":720000,"new_micro":1750000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}

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


event_id: 5778e9b2d42149fa0b5b4225abdcad40
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+0.065, 2.8× 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":"e5e07a9c88f375f2b1907c21b8985ab0d7dbc9d94bb59228fee6047e541a94c7","score":0.261,"cost_usd":3449.53,"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":0.065,"cost_ratio":2.754445642192678,"cost_kind":"suite_total","same_model":false}


event_id: 579de7b1dc88efcc2873118fa9492e30
occurred_at: 2026-06-03T20:13:54Z
observed_at: 2026-06-03T20:13:54Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.4-mini-20260317
headline: *** github-copilot/openai/gpt-5.4-mini-20260317 output_text: $0.00 → $4.50 /Mtok (from $0)
source_url: https://github.com/anomalyco/models.dev.git#providers/github-copilot/models/gpt-5.4-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-5.4-mini-20260317","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":0,"new_micro":4500000,"confidence":"provisional","corroborations":1,"writer":"modelsdev","rose_from_zero":true}


event_id: 57b1fb852e166d0299e7548d09001a26
occurred_at: 2026-08-03T15:37:29Z
observed_at: 2026-08-03T15:37:29Z
kind: PRICE
channel: #price
model_uid: openai/o1-preview-20240912
headline: *** nano-gpt/openai/o1-preview-20240912 input_text: $14.994 → $15.00 /Mtok (+<0.1%)
source_url: https://github.com/anomalyco/models.dev.git#providers/nano-gpt/models/openai/o1-preview.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-preview-20240912","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: 57d1aea6178def4760b8adb2688e6544
occurred_at: 2026-07-31
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: openai/gpt-5.4-nano-20260317
counterparty_uid: deepseek/deepseek-v4-flash-0731
headline: *** DeepSeek-V4 Flash (0731) (max) has kicked GPT-5.4 nano (high) (Δ+301.6, 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":"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"},"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":301.55999999999995,"cost_ratio":1.3870736453958823,"cost_kind":"per_task","same_model":false}


event_id: 582a15c22b6300cac4aed6a139130fcb
occurred_at: 2026-07-19T03:24:31Z
observed_at: 2026-07-19T03:24:31Z
kind: PRICE
channel: #price
model_uid: xai/grok-4.5
headline: *** xai/xai/grok-4.5 cache_read: $0.50 → $0.30 /Mtok (-40%)
source_url: https://github.com/anomalyco/models.dev.git#providers/xai/models/grok-4.5.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"xai","seller_kind":"first_party","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":"observed","corroborations":2,"writer":"modelsdev"}


event_id: 58850353dde4615e50e26751ac6046da
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":"output_text","sellers":3,"points":2,"min_micro":500000,"max_micro":2900000000,"split_tenths":58000,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"azure","entering_micro":2900000000,"open_weights":false,"extreme":true}

headline:
*** netsplit xai/grok-4-fast-reasoning output_text: 2 prices across 3 sellers, 5800.0x spread (azure enters at $2900.00)


event_id: 5895272122c64b1cec8cb6ecc1c4e2cd
occurred_at: 2026-03-18T21:16:55Z
observed_at: 2026-03-18T21:16:55Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-5.4-mini-20260317
source_url: https://github.com/anomalyco/models.dev.git#providers/openrouter/models/openai/gpt-5.4-mini.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":5,"points":2,"min_micro":5,"max_micro":4500000,"split_tenths":9000000,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"openrouter","entering_micro":5,"open_weights":false,"extreme":true}

headline:
*** netsplit openai/gpt-5.4-mini-20260317 output_text: 2 prices across 5 sellers, 900000.0x spread (openrouter enters at $0.000005)


event_id: 589622b6f6d66a53eeda20fab95e9677
occurred_at: 2026-01-10T17:02:07Z
observed_at: 2026-01-10T17:02:07Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-opus-4-5-20251101
headline: *** azure/anthropic/claude-opus-4-5-20251101 cache_read: $1.50 → $0.50 /Mtok (-66.7%)
source_url: https://github.com/anomalyco/models.dev.git#providers/azure/models/claude-opus-4-5.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"azure","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-opus-4-5-20251101","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1500000,"new_micro":500000,"confidence":"observed","corroborations":2,"writer":"modelsdev"}


event_id: 58bc93508a503bdb2afce4ee63fbec89
occurred_at: 2026-01-05
observed_at: 2026-08-15T17:38:24Z
kind: QUIT
channel: #dying
model_uid: anthropic/claude-3-opus-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":"2026-01-05","retire_kind":"announced","deprecation_announced_on":"2025-06-30","notice_days":189,"window_confidence":"observed"}

headline:
*** anthropic/claude-3-opus-20240229 has quit anthropic (announced 2025-06-30, effective 2026-01-05, 189d notice)


event_id: 58cb2c3efb2b56ccf422f638046302b5
occurred_at: 2026-05-15T15:00:32Z
observed_at: 2026-05-15T15:00:32Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-20b
headline: *** openrouter/openai/gpt-oss-20b output_text: $0.20 → $0.14 /Mtok (-30%)
source_url: https://github.com/anomalyco/models.dev.git#providers/openrouter/models/openai/gpt-oss-20b.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-oss-20b","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":200000,"new_micro":140000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 58e1e2de5693a7b179c73de20e30c0b2
occurred_at: 2026-03-13T14:11:12Z
observed_at: 2026-03-13T14:11:12Z
kind: NETSPLIT
channel: #price
model_uid: xai/grok-4.20-multi-agent-0309
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":2,"points":2,"min_micro":2000000,"max_micro":2500000,"split_tenths":13,"trigger_new_seller":true,"entering_seller":"openrouter","entering_micro":2000000,"open_weights":false}

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

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


event_id: 592bcd24bd2911baefdbc7fdcd40bf51
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 (medium) has kicked GPT-5.4 (low) (Δ+0.0833, 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":"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"},"winner":{"model_uid":"openai/gpt-5.6-terra","display":"GPT-5.6 Terra (medium)","comparability_key":"bd53f8837bb186273af93865ca36c8fd956b4bc7e345b91a59646d9e65c76068","effort":"medium","score":0.375,"cost_usd":0.27,"released":"2026-07-09","provenance":"community_submitted"},"delta_score":0.08329999999999999,"cost_ratio":1,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: 5964a42ae9ee948a03e9686b65ccba34
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 input_text: $0.00 → $0.20 /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":"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: 596f03762d9d5d2d8e658d160d0e2535
occurred_at: 2025-04-14
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: deepseek/deepseek-r1
counterparty_uid: openai/gpt-4.1-mini-20250414
headline: *** GPT-4.1 mini has kicked DeepSeek-R1 (Δ+0.0112, 4.7× 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-r1","display":"DeepSeek-R1","comparability_key":"a760dcfeb010973e736a2c6d304dae3d9078b6d0cde0152fea4c8e4668fdbda0","score":0.3649,"cost_usd":0.07850552,"released":"2025-01-20","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"winner":{"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"},"delta_score":0.011199999999999988,"cost_ratio":4.727351892450091,"cost_kind":"per_task","same_model":false}


event_id: 59949f7ecb87685b9542c317b5666959
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-001
headline: *** google-vertex/google/gemini-1.5-pro-001 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-001","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: 59ccbf056f81daceb1ebec9fd874dc77
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, 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":"eu","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: 5a02b630f5ca51cd2f1e29dee919a942
occurred_at: 2025-02-28T04:24:03Z
observed_at: 2025-02-28T04:24:03Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-3-5-haiku-20241022
headline: *** anthropic/anthropic/claude-3-5-haiku-20241022 input_text: $1.00 → $0.80 /Mtok (-20%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"anthropic","seller_kind":"first_party","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-3-5-haiku-20241022","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1000000,"new_micro":800000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 5a039ffd7b7fe6ce34f0c347a10cdce7
occurred_at: 2026-04-04T21:44:07Z
observed_at: 2026-04-04T21:44:07Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-2.5-flash
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":14,"points":3,"min_micro":600000,"max_micro":2500000,"split_tenths":42,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"oracle-oci","entering_micro":600000,"open_weights":false}

headline:
*** netsplit google/gemini-2.5-flash output_text: 3 prices across 14 sellers, 4.2x spread (oracle-oci enters at $0.60)


event_id: 5a2e8ead4b73fa0f74d0060ef6f94446
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 cache_write_5m: $3.125 → $2.50 /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":"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: 5a3f598156655d573813fde9329421cd
occurred_at: 2026-07-31T02:38:15Z
observed_at: 2026-07-31T02:38:15Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-luna
headline: *** amazon-bedrock/openai/gpt-5.6-luna input_text: $1.00 → $0.22 /Mtok (-78%)
confidence: provisional
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-luna","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1000000,"new_micro":220000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: 5a6c08e6cf645f60f2969ab3f1381301
occurred_at: 2025-10-05T00:20:17Z
observed_at: 2025-10-05T00:20:17Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-sonnet-4-5-20250929
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
retracted_at: 2025-10-06T19:33:05Z
retraction_reason: unwound as churn: the catalogue returned to $15.00 within the 14-day window
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"eu","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-sonnet-4-5-20250929","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":15000000,"new_micro":16500000,"confidence":"observed","corroborations":1,"writer":"litellm","churn_unwound":true}

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


event_id: 5a80a91c2525e3fd17775f99b3d068ad
occurred_at: 2025-10-23T20:43:27Z
observed_at: 2025-10-23T20:43:27Z
kind: NETSPLIT
channel: #price
model_uid: mistral/mistral-small
source_url: https://github.com/anomalyco/models.dev.git#providers/helicone/models/mistral-small.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":5,"points":4,"min_micro":100000,"max_micro":75000000,"split_tenths":7500,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"helicone","entering_micro":75000000,"open_weights":false,"extreme":true}

headline:
*** netsplit mistral/mistral-small input_text: 4 prices across 5 sellers, 750.0x spread (helicone enters at $75.00)


event_id: 5a8bf57e92e9e02d1b3b0d4826bba116
occurred_at: 2025-10-15T22:07:14Z
observed_at: 2025-10-15T22:07:14Z
kind: NETSPLIT
channel: #price
model_uid: anthropic/claude-haiku-4-5-20251001
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":2,"points":2,"min_micro":1250000,"max_micro":5000000,"split_tenths":40,"trigger_new_seller":true,"entering_seller":"anthropic","entering_micro":5000000,"open_weights":false}

headline:
*** netsplit anthropic/claude-haiku-4-5-20251001 output_text: 2 prices across 2 sellers, 4.0x spread (anthropic enters at $5.00)

source_url:
https://github.com/anomalyco/models.dev.git#providers/anthropic/models/claude-haiku-4-5-20251001.toml


event_id: 5aac1b7c8c72570f33efbd708bd408cd
occurred_at: 2026-05-07T08:29:48Z
observed_at: 2026-05-07T08:29:48Z
kind: PRICE
channel: #price
model_uid: xai/grok-4.20-0309-reasoning
headline: *** venice/xai/grok-4.20-0309-reasoning output_text: $6.80 → $2.83 /Mtok (-58.4%)
source_url: https://github.com/anomalyco/models.dev.git#providers/venice/models/grok-4-20.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-4.20-0309-reasoning","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":6800000,"new_micro":2830000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: 5b0404c3ffa844a86c363387e5e53912
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 input_text: $2.00 → $1.00 /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":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":2000000,"new_micro":1000000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 5b1f201edbf51bec9ae5d4c57b807133
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 $0.60 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":200000,"time_window":"all","old_micro":600000,"new_micro":660000,"confidence":"observed","corroborations":1,"writer":"litellm","churn_unwound":true}

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


event_id: 5b6b1af886ebe1f3420d2360c594d290
occurred_at: 2026-08-04T13:22:23Z
observed_at: 2026-08-04T13:22:23Z
kind: PRICE
channel: #price
model_uid: openai/o4-mini-20250416
headline: *** requesty/openai/o4-mini-20250416 input_text: $1.10 → $1.21 /Mtok (+10%)
source_url: https://github.com/anomalyco/models.dev.git#providers/requesty/models/o4-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/o4-mini-20250416","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1100000,"new_micro":1210000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 5b9b5cf9c9e29f5cadb71d7f794f5542
occurred_at: 2026-07-02T15:24:34Z
observed_at: 2026-07-02T15:24:34Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-pro
headline: *** novita/deepseek/deepseek-v4-pro input_text: $1.69 → $1.60 /Mtok (-5.3%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"novita","seller_kind":"inference_host","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-pro","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1690000,"new_micro":1600000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 5ba77d8647f99f3ec8f528449578c6c2
occurred_at: 2024-09-11T18:30:13Z
observed_at: 2024-09-11T18:30:13Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-1.5-flash
headline: *** netsplit google/gemini-1.5-flash input_text: 2 prices across 2 sellers, 6.7x spread
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":2,"points":2,"min_micro":75000,"max_micro":500000,"split_tenths":67,"trigger_jump":true,"open_weights":false}


event_id: 5c138e8b3495864ce1da77fea4ecd49b
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 input_text: $0.0983 → $0.098 /Mtok (-0.3%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":98300,"new_micro":98000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 5c48d85d91994f64a2b45fbc733b782a
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 [priority]: $12.00 → $2.40 /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":"priority","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":12000000,"new_micro":2400000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 5c68aebb71802df3252fd150fc071818
occurred_at: 2026-02-17T21:01:54Z
observed_at: 2026-02-17T21:01:54Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-2.5-flash-lite-preview-06-17
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":4,"points":2,"min_micro":400000,"max_micro":600000,"split_tenths":15,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"nano-gpt","entering_micro":600000,"open_weights":false}

headline:
*** netsplit google/gemini-2.5-flash-lite-preview-06-17 output_text: 2 prices across 4 sellers, 1.5x spread (nano-gpt enters at $0.60)

source_url:
https://github.com/anomalyco/models.dev.git#providers/nano-gpt/models/gemini-2.5-flash-lite-preview-06-17.toml


event_id: 5c6c5d495cff1d835a788da22a944133
occurred_at: 2025-11-24
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: openai/gpt-5.1-20251113
counterparty_uid: anthropic/claude-opus-4-5-20251101
headline: *** Claude Opus 4.5 has kicked GPT-5.1 (high) (Δ+0.0514, 1.5× cheaper)
source_url: https://epoch.ai/data/benchmark_data.zip
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"arc-agi-2","benchmark_version_id":"arc-agi-2@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/gpt-5.1-20251113","display":"GPT-5.1 (high)","comparability_key":"8aa8fa9a8ee71397b053e8fe68c740b0ce7dabbc34b1a3ec79feb6b3681e18bc","effort":"high","score":0.1764,"cost_usd":1.1704,"released":"2025-11-13","provenance":"community_submitted"},"winner":{"model_uid":"anthropic/claude-opus-4-5-20251101","display":"Claude Opus 4.5","comparability_key":"a11062f7228d9c8c2463d18880b8a9e510eb98856249b2a925d893c15124bf0a","score":0.2278,"cost_usd":0.79,"released":"2025-11-24","provenance":"community_submitted"},"delta_score":0.0514,"cost_ratio":1.4815189873417722,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: 5ca331307e317fa5b835d11e6f2e3ddd
occurred_at: 2026-03-26
observed_at: 2026-08-15T17:38:22Z
kind: QUIT
channel: #dying
model_uid: openai/gpt-4-0125-preview
source_url: https://developers.openai.com/api/docs/deprecations.md
confidence: observed
occurred_at_kind: effective
payload:
{"seller":"openai","available_from":"2024-01-25","available_to":"2026-03-26","retire_kind":"announced","deprecation_announced_on":"2025-09-26","notice_days":181,"window_confidence":"observed"}

headline:
*** openai/gpt-4-0125-preview has quit openai (announced 2025-09-26, effective 2026-03-26, 181d notice)


event_id: 5ca5458a50d9844e2526ad9c245cba9e
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 $0.60 within the 14-day window
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"jp","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-sonnet-4-5-20250929","meter":"cache_read","unit":"mtok","ctx_tier_min":200000,"time_window":"all","old_micro":600000,"new_micro":660000,"confidence":"observed","corroborations":1,"writer":"litellm","churn_unwound":true}

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


event_id: 5ca70a8c118b79a1bc230c7b7f193d6d
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 [eu]: $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":"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":275000,"new_micro":220000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 5caeac5c267e81c0d1783aa2d87cc38f
occurred_at: 2026-01-13T22:22:50Z
observed_at: 2026-01-13T22:22:50Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-chat
headline: *** deepseek/deepseek/deepseek-chat input_text: $0.60 → $0.28 /Mtok (-53.3%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"deepseek","seller_kind":"first_party","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-chat","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":600000,"new_micro":280000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 5cd9abca9c298f72f259086e3d384476
occurred_at: 2024-06-17T18:20:34Z
observed_at: 2024-06-17T18:20:34Z
kind: PRICE
channel: #price
model_uid: google/gemini-1.5-pro
headline: *** google-ai-studio/google/gemini-1.5-pro 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-pro","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: 5cfc2a5ac9571142db46c973707a0fb9
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 (medium) (Δ+117.4, 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-5.2-20251211","display":"GPT-5.2 (medium)","comparability_key":"e79d13ddd0be01bb677c65063551a6652338b0321ce1dd6ffb60d0f2c086d8f4","effort":"medium","score":1249.83,"cost_usd":0.142947,"released":"2025-12-11","provenance":"community_submitted"},"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":117.37000000000012,"cost_ratio":1.5696904476923583,"cost_kind":"per_task","same_model":false}


event_id: 5d496dd28b56b57381e71d2053360a20
occurred_at: 2025-11-10T23:53:28Z
observed_at: 2025-11-10T23:53:28Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-5-chat
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openAi/gpt-5-chat.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":5,"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-chat output_text: 2 prices across 5 sellers, 1.1x spread (poe enters at $9.00)


event_id: 5d59fadf68782a76eb344d84663193f4
occurred_at: 2025-03-11T02:12:34Z
observed_at: 2025-03-11T02:12:34Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-r1
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":550000,"max_micro":1350000,"split_tenths":25,"trigger_new_seller":true,"entering_seller":"azure","entering_micro":1350000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-r1 input_text: 2 prices across 2 sellers, 2.5x spread (azure enters at $1.35)


event_id: 5d621dd8d4119aaca57d2eeaadd8f026
occurred_at: 2026-08-01T19:34:25Z
observed_at: 2026-08-01T19:34:25Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-luna
headline: *** openai/openai/gpt-5.6-luna input_text [priority]: $2.00 → $0.40 /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":"priority","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":2000000,"new_micro":400000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 5d892f250a181e9ba3a3c687eca0c305
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 cache_read [eu]: $0.50 → $0.55 /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":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":500000,"new_micro":550000,"confidence":"observed","corroborations":2,"writer":"modelsdev"}

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


event_id: 5d9b5b372556274533fcf64d295cd976
occurred_at: 2024-10-22
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: openai/o1-mini-20240912
counterparty_uid: anthropic/claude-3-5-sonnet-20241022
headline: *** Claude 3.5 Sonnet v2 has kicked o1-mini (unknown) (Δ+18.7, 290.1× 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-mini-20240912","display":"o1-mini (unknown)","comparability_key":"61b2368d69a44c2360508fbe4d08bd1cd2deeca0320803898555a98a9b5ff57d","effort":"unknown","score":32.9,"cost_usd":18.577,"released":"2024-09-12","evidence_url":"Aider LLM Leaderboards","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"anthropic/claude-3-5-sonnet-20241022","display":"Claude 3.5 Sonnet v2","comparability_key":"fac0a91203f9ea4cfd69a8c9b0785cf1338a8c33b8446691f853307df735807e","score":51.6,"cost_usd":0.06404444444,"released":"2024-10-22","evidence_url":"https://aider.chat/docs/leaderboards/#polyglot-leaderboard","provenance":"leaderboard_maintainer_verified"},"delta_score":18.700000000000003,"cost_ratio":290.0641915537866,"cost_kind":"suite_total","same_model":false}


event_id: 5d9dc7ffac4a56111043ec1cb86a2d0e
occurred_at: 2026-06-03T20:13:54Z
observed_at: 2026-06-03T20:13:54Z
kind: PRICE
channel: #price
model_uid: openai/gpt-4o-mini-20240718
headline: *** llmgateway/openai/gpt-4o-mini-20240718 cache_read: $0.08 → $0.075 /Mtok (-6.3%)
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/gpt-4o-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/gpt-4o-mini-20240718","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":80000,"new_micro":75000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 5da13ff0d4511c4a83f3b6228c7437ba
occurred_at: 2025-11-14T03:08:36Z
observed_at: 2025-11-14T03:08:36Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-5.1-codex-mini
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openai/gpt-5.1-codex-mini.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":2,"points":2,"min_micro":1800000,"max_micro":2000000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":1800000,"open_weights":false}

headline:
*** netsplit openai/gpt-5.1-codex-mini output_text: 2 prices across 2 sellers, 1.1x spread (poe enters at $1.80)


event_id: 5dba0f3df33b17b9b7c138dd8d937462
occurred_at: 2025-07-25
observed_at: 2025-07-25T17:09:14Z
kind: QUIT
channel: #dying
model_uid: anthropic/claude-2
headline: *** anthropic/claude-2 has quit anthropic (delisted 2025-07-25)
source_url: https://github.com/BerriAI/litellm.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"anthropic","available_from":"2023-09-04","available_to":"2025-07-25","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: 5de29b77bea2fc3c8d255d2d9b03f2ec
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 cache_read: $0.025 → $0.01 /Mtok (-60%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"google-ai-studio","seller_kind":"first_party","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"google/gemini-2.5-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":"litellm"}


event_id: 5e12de5e4a1ef8db8d7e2ba12deddbc2
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 cache_read: $0.01876 → $0.018 /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":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":18760,"new_micro":18000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 5e322bf4bbf1017437f97bd14961c73e
occurred_at: 2026-04-27T22:33:59Z
observed_at: 2026-04-27T22:33:59Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.5-pro-20260423
headline: *** openai/openai/gpt-5.5-pro-20260423 output_text [batch]: $180.00 → $90.00 /Mtok (-50%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"openai","seller_kind":"first_party","region":"unspecified","service_tier":"batch","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.5-pro-20260423","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":180000000,"new_micro":90000000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 5e3fb569084d92bfb7ebf98fcff65b4f
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":"input_text","sellers":7,"points":2,"min_micro":4300000,"max_micro":5000000,"split_tenths":12,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":4300000,"open_weights":false}

headline:
*** netsplit anthropic/claude-opus-4-6-20260205 input_text: 2 prices across 7 sellers, 1.2x spread (poe enters at $4.30)


event_id: 5e7ac70538af52263319ba08dd8a2480
occurred_at: 2026-02-28T13:24:16Z
observed_at: 2026-02-28T13:24:16Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-sonnet-4-6
headline: *** venice/anthropic/claude-sonnet-4-6 cache_read: $0.375 → $0.36 /Mtok (-4%)
source_url: https://github.com/anomalyco/models.dev.git#providers/venice/models/claude-sonnet-4-6.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":"anthropic/claude-sonnet-4-6","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":375000,"new_micro":360000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 5e8800242e3b006709f56a3af1f0a4b0
occurred_at: 2026-06-01
observed_at: 2026-06-01T13:03:44Z
kind: QUIT
channel: #dying
model_uid: xai/grok-code-fast-1
headline: *** xai/grok-code-fast-1 has quit github-copilot (delisted 2026-06-01)
source_url: https://github.com/anomalyco/models.dev.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"github-copilot","available_from":"2025-09-05","available_to":"2026-06-01","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: 5ea7c3f013db7537caee789fa3af2d0b
occurred_at: 2025-03-11T02:12:34Z
observed_at: 2025-03-11T02:12:34Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-v3
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":3,"points":3,"min_micro":250000,"max_micro":4560000,"split_tenths":182,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"azure","entering_micro":4560000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v3 output_text: 3 prices across 3 sellers, 18.2x spread (azure enters at $4.56)


event_id: 5ed95415c289c47fbd5588c1a8eac301
occurred_at: 2026-03-10
observed_at: 2026-03-10T19:28:50Z
kind: QUIT
channel: #dying
model_uid: openai/gpt-5.3
headline: *** openai/gpt-5.3 has quit openai (delisted 2026-03-10)
source_url: https://github.com/BerriAI/litellm.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openai","available_from":"2026-03-10","available_to":"2026-03-10","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: 5ef6954683fde17a79e3a4068f5b6664
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-reasoning
headline: *** vercel-ai-gateway/xai/grok-4.20-0309-reasoning input_text: $2.00 → $1.25 /Mtok (-37.5%)
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-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"}

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


event_id: 5eff6df22ad1030482f02ffd0e0a7419
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 cache_read: $0.10 → $0.11 /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":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":100000,"new_micro":110000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 5f766d31ae9eae3ed281689614a4901d
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 input_text: $2.175 → $1.73 /Mtok (-20.5%)
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":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":2175000,"new_micro":1730000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 5fc545029c0d4bad0ef8a785a5056748
occurred_at: 2026-06-03T20:13:54Z
observed_at: 2026-06-03T20:13:54Z
kind: PRICE
channel: #price
model_uid: google/gemini-3.1-pro-preview
headline: *** github-copilot/google/gemini-3.1-pro-preview input_text: $0.00 → $2.00 /Mtok (from $0)
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"github-copilot","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"google/gemini-3.1-pro-preview","meter":"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}

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


event_id: 601422588dadada746aa2bbb1b47fcd7
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":"jp","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-sonnet-4-5-20250929","meter":"output_text","unit":"mtok","ctx_tier_min":200000,"time_window":"all","old_micro":22500000,"new_micro":24750000,"confidence":"observed","corroborations":1,"writer":"litellm","churn_unwound":true}

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


event_id: 6056f75db0014178686625f6b98f5d61
occurred_at: 2026-08-01T19:34:25Z
observed_at: 2026-08-01T19:34:25Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-terra
headline: *** azure/openai/gpt-5.6-terra output_text [eu]: $16.50 → $13.20 /Mtok (-20%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"azure","seller_kind":"cloud","region":"eu","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-terra","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":16500000,"new_micro":13200000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 605feac0d68ea7effa2cfe5993f39a54
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 cache_read: $0.095 → $0.135 /Mtok (+42.1%)
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"kilo","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3-0324","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":95000,"new_micro":135000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}

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


event_id: 6071439583cc317b04a0f3bf6b4f46b8
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 cache_read: $0.01596 → $0.0144 /Mtok (-9.8%)
confidence: observed
occurred_at_kind: commit
retracted_at: 2026-08-14T18:33:04Z
retraction_reason: unwound as churn: the catalogue returned to $0.01596 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":15960,"new_micro":14400,"confidence":"observed","corroborations":1,"writer":"modelsdev","churn_unwound":true}


event_id: 6095faf28ada2ea07980f364684b3874
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 input_text: $0.079996 → $0.072 /Mtok (-10%)
confidence: observed
occurred_at_kind: commit
retracted_at: 2026-08-13T23:27:48Z
retraction_reason: unwound as churn: the catalogue returned to $0.079996 within the 14-day window
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":79996,"new_micro":72000,"confidence":"observed","corroborations":1,"writer":"modelsdev","churn_unwound":true}


event_id: 60a82141c7afa920dbda0b03e4da5def
occurred_at: 2025-10-21T23:17:07Z
observed_at: 2025-10-21T23:17:07Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-3-7-sonnet-20250219
headline: *** amazon-bedrock/anthropic/claude-3-7-sonnet-20250219 cache_read: $0.30 → $0.36 /Mtok (+20%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-3-7-sonnet-20250219","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":300000,"new_micro":360000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 60ab312eee99212ce74ac8d19997db3d
occurred_at: 2026-06-03T20:13:54Z
observed_at: 2026-06-03T20:13:54Z
kind: PRICE
channel: #price
model_uid: openai/gpt-4.1-nano-20250414
headline: *** llmgateway/openai/gpt-4.1-nano-20250414 cache_read: $0.03 → $0.025 /Mtok (-16.7%)
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/gpt-4.1-nano.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-4.1-nano-20250414","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: 60e690e5a421ac0ae395225a0fe49472
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 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-001","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: 61060e3217987b4fa3982755481eadd0
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 (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","comparability_key":"a760dcfeb010973e736a2c6d304dae3d9078b6d0cde0152fea4c8e4668fdbda0","score":0.793,"cost_usd":2.35,"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":1.0578073583727676,"cost_kind":"per_task","same_model":false}


event_id: 6109837dff04190f9b1b7f3e182d9ca0
occurred_at: 2026-08-03T15:37:29Z
observed_at: 2026-08-03T15:37:29Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-opus-4-1-20250805
headline: *** nano-gpt/anthropic/claude-opus-4-1-20250805 output_text: $75.004 → $75.00 /Mtok (-<0.1%)
source_url: https://github.com/anomalyco/models.dev.git#providers/nano-gpt/models/claude-opus-4-1-20250805.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-4-1-20250805","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":75004000,"new_micro":75000000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 61346521a5d808efac49953f49fc8ff2
occurred_at: 2026-04-27T17:34:52Z
observed_at: 2026-04-27T17:34:52Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-5.5-20260423
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openai/gpt-5.5.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":5,"points":2,"min_micro":27272700,"max_micro":30000000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":27272700,"open_weights":false}

headline:
*** netsplit openai/gpt-5.5-20260423 output_text: 2 prices across 5 sellers, 1.1x spread (poe enters at $27.2727)


event_id: 614b86d03ad6c866eecaa11c1431a2d4
occurred_at: 2026-06-01T17:41:23Z
observed_at: 2026-06-01T17:41:23Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-r1-0528
headline: *** llmgateway/deepseek/deepseek-r1-0528 input_text: $0.80 → $0.55 /Mtok (-31.3%)
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/deepseek-r1-0528.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"llmgateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-r1-0528","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":800000,"new_micro":550000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: 6155ba1714fb277d1caa94900a519997
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 [us, priority]: $5.50 → $6.875 /Mtok (+25%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
retracted_at: 2026-08-05T06:56:52Z
retraction_reason: unwound as churn: the catalogue returned to $5.50 within the 14-day window
payload:
{"seller":"azure","seller_kind":"cloud","region":"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":5500000,"new_micro":6875000,"confidence":"observed","corroborations":1,"writer":"litellm","churn_unwound":true}


event_id: 618c5b23f3d0c172383d7f0769bf35c6
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-reasoning
headline: *** llmgateway/xai/grok-4.20-0309-reasoning output_text: $6.00 → $2.50 /Mtok (-58.3%)
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-4.20-0309-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"}

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


event_id: 61b4080521dd854f55cd96ed0b8f0aba
occurred_at: 2026-02-28
observed_at: 2026-02-28T09:56:38Z
kind: QUIT
channel: #dying
model_uid: openai/o1-mini-20240912
headline: *** openai/o1-mini-20240912 has quit openrouter (delisted 2026-02-28)
source_url: https://github.com/BerriAI/litellm.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","available_from":"2026-02-27","available_to":"2026-02-28","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: 61b514aba4d088cbf9b19e25a53f08eb
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":"output_text","sellers":2,"points":2,"min_micro":250000,"max_micro":460000,"split_tenths":18,"trigger_new_seller":true,"entering_seller":"openrouter","entering_micro":250000,"open_weights":false}

headline:
*** netsplit mistral/mistral-tiny output_text: 2 prices across 2 sellers, 1.8x spread (openrouter enters at $0.25)


event_id: 61c2fdf3f4906bf9f39d90b573554793
occurred_at: 2026-04-04T21:44:07Z
observed_at: 2026-04-04T21:44:07Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-2.5-flash
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":14,"points":4,"min_micro":150000,"max_micro":2500000,"split_tenths":167,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"oracle-oci","entering_micro":150000,"open_weights":false}

headline:
*** netsplit google/gemini-2.5-flash input_text: 4 prices across 14 sellers, 16.7x spread (oracle-oci enters at $0.15)


event_id: 62196cba3ddd7271e6bda6ac037b598b
occurred_at: 2026-04-21T22:41:02Z
observed_at: 2026-04-21T22:41:02Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.4-mini-20260317
headline: *** openrouter/openai/gpt-5.4-mini-20260317 cache_read: $0.00 → $0.075 /Mtok (from $0)
source_url: https://github.com/anomalyco/models.dev.git#providers/openrouter/models/openai/gpt-5.4-mini.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-mini-20260317","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":0,"new_micro":75000,"confidence":"provisional","corroborations":1,"writer":"modelsdev","rose_from_zero":true}


event_id: 626344c0a6f80c87949471fa3d43c503
occurred_at: 2025-08-22T05:21:41Z
observed_at: 2025-08-22T05:21:41Z
kind: NETSPLIT
channel: #price
model_uid: mistral/devstral-small-2507
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":70000,"max_micro":100000,"split_tenths":14,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"deepinfra","entering_micro":70000,"open_weights":true}

headline:
*** netsplit mistral/devstral-small-2507 input_text: 2 prices across 3 sellers, 1.4x spread (deepinfra enters at $0.07)


event_id: 6293f3444f192b3c2ec796194b2eaead
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 input_text: $1.74 → $0.435 /Mtok (-75%)
source_url: https://github.com/anomalyco/models.dev.git#providers/vercel/models/deepseek/deepseek-v4-pro.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"vercel-ai-gateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-pro","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1740000,"new_micro":435000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: 62bc7478a7775c3cc820d50fc184856b
occurred_at: 2026-06-03T20:13:54Z
observed_at: 2026-06-03T20:13:54Z
kind: PRICE
channel: #price
model_uid: google/gemini-3-flash-preview
headline: *** github-copilot/google/gemini-3-flash-preview output_text: $0.00 → $3.00 /Mtok (from $0)
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"github-copilot","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"google/gemini-3-flash-preview","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":0,"new_micro":3000000,"confidence":"provisional","corroborations":1,"writer":"modelsdev","rose_from_zero":true}

source_url:
https://github.com/anomalyco/models.dev.git#providers/github-copilot/models/gemini-3-flash-preview.toml


event_id: 62cbea77665d7dc30e8718ab77779dc4
occurred_at: 2026-04-16
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: openai/gpt-5.2-20251211
counterparty_uid: anthropic/claude-opus-4-7-20260416
headline: *** Claude Opus 4.7 (unknown) has kicked GPT-5.2 (xhigh) (Δ+0.042, 3.0× cheaper)
source_url: WeirdML Leaderboard
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"weirdml","benchmark_version_id":"weirdml@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/gpt-5.2-20251211","display":"GPT-5.2 (xhigh)","comparability_key":"27774401d9928ed517efdabfb8155a3572695db75f63469d3bed3747b0ef0ed3","effort":"xhigh","score":0.722,"cost_usd":2.05,"released":"2025-12-11","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"anthropic/claude-opus-4-7-20260416","display":"Claude Opus 4.7 (unknown)","comparability_key":"fefe8c8548e65c52444b7deb649e3b478f3e18764bec198daa5f9532947d82a7","effort":"unknown","score":0.764,"cost_usd":0.6895,"released":"2026-04-16","evidence_url":"WeirdML Leaderboard","provenance":"leaderboard_maintainer_verified"},"delta_score":0.04200000000000004,"cost_ratio":2.9731689630166787,"cost_kind":"per_task","same_model":false}


event_id: 62d6182999d032c3e9deed5716e6615c
occurred_at: 2026-08-15T01:48:39Z
observed_at: 2026-08-15T01:48:39Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash output_text: $0.1596 → $0.16212 /Mtok (+1.6%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":159600,"new_micro":162120,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 62dc98480718739a3e11ddbde611a4e3
occurred_at: 2025-12-03T00:19:34Z
observed_at: 2025-12-03T00:19:34Z
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":"input_text","sellers":3,"points":2,"min_micro":270000,"max_micro":1200000,"split_tenths":44,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"fireworks","entering_micro":1200000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v3.2 input_text: 2 prices across 3 sellers, 4.4x spread (fireworks enters at $1.20)


event_id: 62e9a65a174e6d5ea7ad48925695545c
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":"input_text","sellers":11,"points":4,"min_micro":100000,"max_micro":1000000,"split_tenths":100,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"nano-gpt","entering_micro":100000,"open_weights":false}

headline:
*** netsplit openai/gpt-5.6-luna input_text: 4 prices across 11 sellers, 10.0x spread (nano-gpt enters at $0.10)


event_id: 6301cc24def351d9fe78409c73e4586f
occurred_at: 2026-02-13
observed_at: 2026-02-13T04:32:00Z
kind: QUIT
channel: #dying
model_uid: anthropic/claude-3-5-haiku-20241022
headline: *** anthropic/claude-3-5-haiku-20241022 has quit openrouter (delisted 2026-02-13)
source_url: https://github.com/BerriAI/litellm.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","available_from":"2024-11-04","available_to":"2026-02-13","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: 631b52bf647b232f5ceea297285a08a9
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 output_text: $6750.00 → $10.00 /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":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":6750000000,"new_micro":10000000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 633f2758d5c9fd0fa90217e9b3a4a98d
occurred_at: 2026-02-17T21:01:54Z
observed_at: 2026-02-17T21:01:54Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-120b
headline: *** nano-gpt/openai/gpt-oss-120b output_text: $2.00 → $0.25 /Mtok (-87.5%)
source_url: https://github.com/anomalyco/models.dev.git#providers/nano-gpt/models/openai/gpt-oss-120b.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"nano-gpt","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-oss-120b","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":2000000,"new_micro":250000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: 63a619952d594be50a82d2db8c93319e
occurred_at: 2024-10-10T07:42:11Z
observed_at: 2024-10-10T07:42:11Z
kind: PRICE
channel: #price
model_uid: google/gemini-1.5-flash
headline: *** google-vertex/google/gemini-1.5-flash output_text: $1.50 → $0.004688 /Mtok (-99.7%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"google-vertex","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"google/gemini-1.5-flash","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1500000,"new_micro":4688,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 6401697af114c075818e20b39b11d43f
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":"input_text","sellers":3,"points":3,"min_micro":500000,"max_micro":3000000,"split_tenths":60,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"nebius","entering_micro":500000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v3-0324 input_text: 3 prices across 3 sellers, 6.0x spread (nebius enters at $0.50)


event_id: 642ff08152f2c9d6e370561dab4e7c69
occurred_at: 2024-05-31T22:44:19Z
observed_at: 2024-05-31T22:44:19Z
kind: NETSPLIT
channel: #price
model_uid: mistral/mistral-small
headline: *** netsplit mistral/mistral-small output_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":"output_text","sellers":2,"points":2,"min_micro":3000000,"max_micro":6000000,"split_tenths":20,"trigger_jump":true,"open_weights":false}


event_id: 6443b4485f4295d08ef3b4ed95626da6
occurred_at: 2026-08-14T05:44:12Z
observed_at: 2026-08-14T05:44:12Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.1-20251113
headline: *** cloudflare-ai-gateway/openai/gpt-5.1-20251113 cache_read: $0.13 → $0.125 /Mtok (-3.8%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"cloudflare-ai-gateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.1-20251113","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":130000,"new_micro":125000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}

source_url:
https://github.com/anomalyco/models.dev.git#providers/cloudflare-ai-gateway/models/openai/gpt-5.1.toml


event_id: 645d8a9a3fa97a64edae89873b59723b
occurred_at: 2026-06-02T04:42:51Z
observed_at: 2026-06-02T04:42:51Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-haiku-4-5-20251001
headline: *** amazon-bedrock/anthropic/claude-haiku-4-5-20251001 cache_write_1h: $2.00 → $2.40 /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_write_1h","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":2000000,"new_micro":2400000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 6470aa1e42a8d7291b164d5fde140101
occurred_at: 2026-03-18T21:16:55Z
observed_at: 2026-03-18T21:16:55Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-5.4-mini-20260317
source_url: https://github.com/anomalyco/models.dev.git#providers/openrouter/models/openai/gpt-5.4-mini.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":5,"points":2,"min_micro":1,"max_micro":750000,"split_tenths":7500000,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"openrouter","entering_micro":1,"open_weights":false,"extreme":true}

headline:
*** netsplit openai/gpt-5.4-mini-20260317 input_text: 2 prices across 5 sellers, 750000.0x spread (openrouter enters at $0.000001)


event_id: 6490aff9cee211ff69f77a620480607e
occurred_at: 2025-11-06T23:48:13Z
observed_at: 2025-11-06T23:48:13Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-5-codex
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openAi/gpt-5-codex.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":5,"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-codex output_text: 2 prices across 5 sellers, 1.1x spread (poe enters at $9.00)


event_id: 649c72b22342a6a4dd57393dceec362e
occurred_at: 2026-07-30T20:08:01Z
observed_at: 2026-07-30T20:08:01Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-terra
headline: *** openai/openai/gpt-5.6-terra output_text [batch]: $7.50 → $6.00 /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":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":7500000,"new_micro":6000000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 64b52a7568b3d82c7f37febca6ef79c6
occurred_at: 2025-11-06T23:48:13Z
observed_at: 2025-11-06T23:48:13Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-2.5-flash-lite
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/google/gemini-2.5-flash-lite.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":6,"points":2,"min_micro":280000,"max_micro":400000,"split_tenths":14,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"poe","entering_micro":280000,"open_weights":false}

headline:
*** netsplit google/gemini-2.5-flash-lite output_text: 2 prices across 6 sellers, 1.4x spread (poe enters at $0.28)


event_id: 651dd41ae1738f1de4da71c8d3c0fa18
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 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-1.5-flash","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: 6525eb61b0540a6aaddc494e6061e2fe
occurred_at: 2026-08-03T15:37:29Z
observed_at: 2026-08-03T15:37:29Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-opus-4-5-20251101
headline: *** nano-gpt/anthropic/claude-opus-4-5-20251101 input_text: $4.998 → $5.00 /Mtok (+<0.1%)
source_url: https://github.com/anomalyco/models.dev.git#providers/nano-gpt/models/claude-opus-4-5-20251101.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"nano-gpt","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-opus-4-5-20251101","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":4998000,"new_micro":5000000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 652cf0d4dfd96f8ca1dc4b8948125b15
occurred_at: 2026-07-30T15:13:12Z
observed_at: 2026-07-30T15:13:12Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** vercel-ai-gateway/deepseek/deepseek-v4-flash output_text: $0.28 → $0.275 /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":280000,"new_micro":275000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 65520ba786dfa1ac4854be0a44a08190
occurred_at: 2026-07-26T03:57:04Z
observed_at: 2026-07-26T03:57:04Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-20b
headline: *** openrouter/openai/gpt-oss-20b output_text: $0.13 → $0.14 /Mtok (+7.7%)
source_url: https://github.com/anomalyco/models.dev.git#providers/openrouter/models/openai/gpt-oss-20b.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-oss-20b","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":130000,"new_micro":140000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 655a05bdb39e8c95e2f1ce7d2d950a61
occurred_at: 2026-07-31
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: openai/gpt-5.4-20260305
counterparty_uid: deepseek/deepseek-v4-flash-0731
headline: *** DeepSeek-V4 Flash (0731) (max) has kicked GPT-5.4 (none) (Δ+220, 2.7× cheaper)
source_url: https://epoch.ai/data/benchmark_data.zip
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"ale-bench","benchmark_version_id":"ale-bench@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/gpt-5.4-20260305","display":"GPT-5.4 (none)","comparability_key":"8f3301f5de45bc531c5ec6c881fa175b153ecff20c705f683c262d1c09067b64","effort":"none","score":1086.03,"cost_usd":0.052314,"released":"2026-03-05","provenance":"community_submitted"},"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":220.04999999999995,"cost_ratio":2.679196968145037,"cost_kind":"per_task","same_model":false}


event_id: 65993b5040506f639acd1fce687f5308
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 output_text: $15.00 → $13.20 /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":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":15000000,"new_micro":13200000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}

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


event_id: 65ad2d95b41f9775aa6b3b78e4dfc071
occurred_at: 2026-05-18T17:12:15Z
observed_at: 2026-05-18T17:12:15Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.1-codex
headline: *** vercel-ai-gateway/openai/gpt-5.1-codex cache_read: $0.13 → $0.125 /Mtok (-3.8%)
source_url: https://github.com/anomalyco/models.dev.git#providers/vercel/models/openai/gpt-5.1-codex.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-5.1-codex","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":130000,"new_micro":125000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 65b020d0921dcaaf4872eba9479c7fdb
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 [jp]: $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":"jp","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: 66047d1bc7e4c41dcc2507afdb305006
occurred_at: 2024-05-22T02:45:47Z
observed_at: 2024-05-22T02:45:47Z
kind: NETSPLIT
channel: #price
model_uid: anthropic/claude-instant-1
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":2,"points":2,"min_micro":2400000,"max_micro":5510000,"split_tenths":23,"trigger_new_seller":true,"entering_seller":"openrouter","entering_micro":2400000,"open_weights":false}

headline:
*** netsplit anthropic/claude-instant-1 output_text: 2 prices across 2 sellers, 2.3x spread (openrouter enters at $2.40)


event_id: 660e5884a89521fa34ad0530e982e7f9
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: $2.00 → $2.50 /Mtok (+25%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
retracted_at: 2026-08-05T06:56:52Z
retraction_reason: unwound as churn: the catalogue returned to $2.00 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":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":2000000,"new_micro":2500000,"confidence":"observed","corroborations":2,"writer":"litellm","churn_unwound":true}


event_id: 6626af21252f55c8289fb13548496c45
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 input_text: $1.20 → $1.00 /Mtok (-16.7%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-haiku-4-5-20251001","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1200000,"new_micro":1000000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 664f3a20892cce367ee25d376a849651
occurred_at: 2026-03-03T02:43:07Z
observed_at: 2026-03-03T02:43:07Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-r1-0528
headline: *** nebius/deepseek/deepseek-r1-0528 output_text: $1.50 → $2.40 /Mtok (+60%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"nebius","seller_kind":"inference_host","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-r1-0528","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1500000,"new_micro":2400000,"confidence":"observed","corroborations":2,"writer":"litellm"}


event_id: 6676fc9ac2d2c6a5cb970b67e3150e1c
occurred_at: 2026-06-22T03:27:02Z
observed_at: 2026-06-22T03:27:02Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.1-chat
headline: *** openrouter/openai/gpt-5.1-chat cache_read: $0.125 → $0.13 /Mtok (+4%)
source_url: https://github.com/anomalyco/models.dev.git#providers/openrouter/models/openai/gpt-5.1-chat.toml
confidence: observed
occurred_at_kind: commit
retracted_at: 2026-06-22T13:11:11Z
retraction_reason: unwound as churn: the catalogue returned to $0.125 within the 14-day window
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.1-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","churn_unwound":true}


event_id: 667b0ffc154b2af60907d92d6253368b
occurred_at: 2025-07-11T21:35:16Z
observed_at: 2025-07-11T21:35:16Z
kind: NETSPLIT
channel: #price
model_uid: mistral/devstral-small-2505
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":2,"points":2,"min_micro":120000,"max_micro":300000,"split_tenths":25,"trigger_new_seller":true,"entering_seller":"openrouter","entering_micro":120000,"open_weights":true}

headline:
*** netsplit mistral/devstral-small-2505 output_text: 2 prices across 2 sellers, 2.5x spread (openrouter enters at $0.12)

source_url:
https://github.com/anomalyco/models.dev.git#providers/openrouter/models/mistralai/devstral-small-2505.toml


event_id: 66893fdbe8ae1e9bd09df98c395be5f1
occurred_at: 2025-09-26T12:11:26Z
observed_at: 2025-09-26T12:11:26Z
kind: PRICE
channel: #price
model_uid: openai/gpt-3.5-turbo
headline: *** openai/openai/gpt-3.5-turbo input_text: $1.50 → $0.50 /Mtok (-66.7%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"openai","seller_kind":"first_party","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-3.5-turbo","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1500000,"new_micro":500000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 66984d9dbd377a2a0c00c5db7fde39da
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 output_text: 2 prices across 2 sellers, 33.6x 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":312500,"max_micro":10500000,"split_tenths":336,"trigger_jump":true,"open_weights":false}


event_id: 669ad096d88275bc3d8750087503c95c
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 input_text: $0.00 → $1.25 /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":"input_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: 66a3f349a4c552ae205bafcf28ca429d
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 cache_read: $0.10 → $0.02 /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":"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: 66a636c93a867ca261e7ebfdb96e1d33
occurred_at: 2026-08-15T09:25:26Z
observed_at: 2026-08-15T09:25:26Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash output_text: $0.13972 → $0.13692 /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":139720,"new_micro":136920,"confidence":"observed","corroborations":1,"writer":"modelsdev","churn_unwound":true}


event_id: 66b7313d97f90cfc50653e47d83e385f
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 input_text: $0.07546 → $0.07406 /Mtok (-1.9%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":75460,"new_micro":74060,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 678aa606468d1539cec0e6fe5127069b
occurred_at: 2024-05-22T02:45:47Z
observed_at: 2024-05-22T02:45:47Z
kind: PRICE
channel: #price
model_uid: openai/gpt-3.5-turbo
headline: *** openrouter/openai/gpt-3.5-turbo output_text: $2.00 → $1.50 /Mtok (-25%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-3.5-turbo","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":2000000,"new_micro":1500000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 679c37aeef8ee1b42ec53d0435bf5048
occurred_at: 2026-08-04T13:22:23Z
observed_at: 2026-08-04T13:22:23Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5-nano-20250807
headline: *** requesty/openai/gpt-5-nano-20250807 output_text: $0.40 → $0.44 /Mtok (+10%)
source_url: https://github.com/anomalyco/models.dev.git#providers/requesty/models/gpt-5-nano@eu.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"requesty","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5-nano-20250807","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":400000,"new_micro":440000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 67abfea3bd5961e3ab5f5ebec48e0ac6
occurred_at: 2026-06-25T19:56:05Z
observed_at: 2026-06-25T19:56:05Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.2
headline: *** llmgateway/deepseek/deepseek-v3.2 input_text: $0.28 → $0.26 /Mtok (-7.1%)
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":260000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 67c0a6b0b7247c8e4101b3713ee15743
occurred_at: 2025-06-06T17:43:04Z
observed_at: 2025-06-06T17:43:04Z
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":2,"points":2,"min_micro":1500000,"max_micro":8000000,"split_tenths":53,"trigger_new_seller":true,"entering_seller":"nebius","entering_micro":1500000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-r1-0528 output_text: 2 prices across 2 sellers, 5.3x spread (nebius enters at $1.50)


event_id: 67d511125a8fe31ab601d51ea24b4ba0
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 (medium) has kicked GPT-5.4 (low) (Δ+0.0883, 1.2× cheaper)
source_url: https://arcprize.org/leaderboard
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"arc-agi","benchmark_version_id":"arc-agi@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/gpt-5.4-20260305","display":"GPT-5.4 (low)","comparability_key":"61e5f79ab5c5a546f24f3ce80acc9f783e10bc8c63bbf615ebd2d7b749f83096","effort":"low","score":0.6817000000000001,"cost_usd":0.15,"released":"2026-03-05","provenance":"community_submitted"},"winner":{"model_uid":"openai/gpt-5.6-terra","display":"GPT-5.6 Terra (medium)","comparability_key":"972463fab8f2feec48fb9ef35bc3e7f7e241f5ccb1362195c60c4769a1d81f58","effort":"medium","score":0.77,"cost_usd":0.13,"released":"2026-07-09","evidence_url":"https://arcprize.org/leaderboard","provenance":"leaderboard_maintainer_verified"},"delta_score":0.08829999999999993,"cost_ratio":1.1538461538461537,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: 67da58281d53bc157e1006b4de86af96
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 (medium) has kicked Claude Opus 4.7 (medium) (Δ+0.065, 1.3× 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 (medium)","comparability_key":"674cc33161ef9801b1ea47f0c06877ffdbf8b81c0b1c24cfc98c626379bb6503","effort":"medium","score":0.527,"cost_usd":2.93,"released":"2026-04-16","evidence_url":"https://cursor.com/cursorbench","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"openai/gpt-5.5-20260423","display":"GPT-5.5 (medium)","comparability_key":"674cc33161ef9801b1ea47f0c06877ffdbf8b81c0b1c24cfc98c626379bb6503","effort":"medium","score":0.5920000000000001,"cost_usd":2.22,"released":"2026-04-23","evidence_url":"https://cursor.com/cursorbench","provenance":"leaderboard_maintainer_verified"},"delta_score":0.06500000000000006,"cost_ratio":1.3198198198198199,"cost_kind":"per_task","same_model":false}


event_id: 67ebe6e3803a3cee525564512ba97098
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":"input_text","sellers":9,"points":4,"min_micro":1070000,"max_micro":9996000,"split_tenths":93,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"nano-gpt","entering_micro":9996000,"open_weights":false}

headline:
*** netsplit openai/gpt-5-codex input_text: 4 prices across 9 sellers, 9.3x spread (nano-gpt enters at $9.996)


event_id: 67f23d6bb9b3a7a400c2af18b0fa3d2f
occurred_at: 2026-05-16
observed_at: 2026-05-16T08:54:41Z
kind: QUIT
channel: #dying
model_uid: xai/grok-4-fast-reasoning
headline: *** xai/grok-4-fast-reasoning has quit openrouter (delisted 2026-05-16)
source_url: https://github.com/anomalyco/models.dev.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","available_from":"2025-09-29","available_to":"2026-05-16","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: 685fe740dc3ad66821c07d0c7eea8d2e
occurred_at: 2026-06-13T16:23:18Z
observed_at: 2026-06-13T16:23:18Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-pro
headline: *** azure/deepseek/deepseek-v4-pro output_text: $0.51 → $3.48 /Mtok (+582.4%)
source_url: https://github.com/anomalyco/models.dev.git#providers/azure/models/deepseek-v4-pro.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"azure","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-pro","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":510000,"new_micro":3480000,"confidence":"observed","corroborations":2,"writer":"modelsdev"}


event_id: 6862a1e63b2447e13bdad85ef9d2997e
occurred_at: 2025-12-11T20:40:16Z
observed_at: 2025-12-11T20:40:16Z
kind: NETSPLIT
channel: #price
model_uid: mistral/devstral-2512
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":2,"points":2,"min_micro":600000,"max_micro":2000000,"split_tenths":33,"trigger_new_seller":true,"entering_seller":"openrouter","entering_micro":600000,"open_weights":false}

headline:
*** netsplit mistral/devstral-2512 output_text: 2 prices across 2 sellers, 3.3x spread (openrouter enters at $0.60)

source_url:
https://github.com/anomalyco/models.dev.git#providers/openrouter/models/mistralai/devstral-2512.toml


event_id: 686568fe568223b1f372d35899549af3
occurred_at: 2026-08-16T23:24:21Z
observed_at: 2026-08-16T23:24:21Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash cache_read: $0.012012 → $0.011732 /Mtok (-2.3%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":12012,"new_micro":11732,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 6868b35f422cb3bb63834565eae03c95
occurred_at: 2025-07-30T17:01:05Z
observed_at: 2025-07-30T17:01:05Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-2.5-pro
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":5,"points":2,"min_micro":1250000,"max_micro":2500000,"split_tenths":20,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"vercel-ai-gateway","entering_micro":2500000,"open_weights":false}

headline:
*** netsplit google/gemini-2.5-pro input_text: 2 prices across 5 sellers, 2.0x spread (vercel-ai-gateway enters at $2.50)


event_id: 686dcda0fb7bda8e5ea6a9c60524b6b8
occurred_at: 2025-05-22
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #agentic
model_uid: google/gemini-2.5-pro-preview-05-06
counterparty_uid: anthropic/claude-sonnet-4-20250514
headline: *** Claude Sonnet 4 has kicked Gemini 2.5 Pro Preview (05-06) (Δ+0.039, 2.6× 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":"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"},"winner":{"model_uid":"anthropic/claude-sonnet-4-20250514","display":"Claude Sonnet 4","comparability_key":"343ae6100e32895e2b461377c2da5611ded9525a125c2ebb2fe3cea22d3350ff","score":0.432,"cost_usd":1.63,"released":"2025-05-22","evidence_url":"https://the-agent-company.com/#/leaderboard","provenance":"leaderboard_maintainer_verified"},"delta_score":0.03899999999999998,"cost_ratio":2.595092024539878,"cost_kind":"per_task","same_model":false}


event_id: 68aca7ded234a341e8efceed4a018e20
occurred_at: 2026-02-16T16:00:15Z
observed_at: 2026-02-16T16:00:15Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-v3.1-terminus
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":10,"points":4,"min_micro":790000,"max_micro":1680000,"split_tenths":21,"trigger_new_seller":true,"entering_seller":"kilo","entering_micro":790000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v3.1-terminus output_text: 4 prices across 10 sellers, 2.1x spread (kilo enters at $0.79)

source_url:
https://github.com/anomalyco/models.dev.git#providers/kilo/models/deepseek/deepseek-v3.1-terminus.toml


event_id: 68b26801749b3798714c98159a945844
occurred_at: 2025-12-02T04:06:47Z
observed_at: 2025-12-02T04:06:47Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-3-7-sonnet-20250219
headline: *** databricks/anthropic/claude-3-7-sonnet-20250219 output_text: $178.57 → $15.00002 /Mtok (-91.6%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"databricks","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-3-7-sonnet-20250219","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":178570000,"new_micro":15000020,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 68ec77e5590ce8b30307a8ae9dc89c39
occurred_at: 2026-10-23
observed_at: 2026-08-15T17:38:22Z
kind: QUIT
channel: #dying
model_uid: openai/o1-20241217
headline: *** openai/o1-20241217 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":"2024-12-17","available_to":"2026-10-23","retire_kind":"announced","deprecation_announced_on":"2026-04-22","notice_days":184,"window_confidence":"observed"}


event_id: 6925d60cff6bdd09b8b01974ab3dd123
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":"output_text","sellers":7,"points":5,"min_micro":400000,"max_micro":8000000,"split_tenths":200,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"hyperbolic","entering_micro":400000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-r1 output_text: 5 prices across 7 sellers, 20.0x spread (hyperbolic enters at $0.40)


event_id: 693fd91b5af421e45848286867ba22d5
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 output_text: $0.89 → $1.30 /Mtok (+46.1%)
source_url: https://github.com/anomalyco/models.dev.git#providers/kilo/models/deepseek/deepseek-chat.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-chat","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":890000,"new_micro":1300000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: 693ffd53f9040323dde92a5ff6e5da14
occurred_at: 2026-05-19
observed_at: 2026-05-19T20:58:06Z
kind: QUIT
channel: #dying
model_uid: google/gemini-2.5-pro-preview-05-06
headline: *** google/gemini-2.5-pro-preview-05-06 has quit google-vertex (delisted 2026-05-19)
source_url: https://github.com/anomalyco/models.dev.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"google-vertex","available_from":"2025-05-07","available_to":"2026-05-19","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: 699cb312845e91866ae6b585fd41542c
occurred_at: 2026-02-28T13:24:16Z
observed_at: 2026-02-28T13:24:16Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-sonnet-4-6
headline: *** venice/anthropic/claude-sonnet-4-6 input_text: $3.75 → $3.60 /Mtok (-4%)
source_url: https://github.com/anomalyco/models.dev.git#providers/venice/models/claude-sonnet-4-6.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":"anthropic/claude-sonnet-4-6","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":3750000,"new_micro":3600000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 69b8182dfd0c6b375b62155cf50ec501
occurred_at: 2025-08-22T05:21:41Z
observed_at: 2025-08-22T05:21:41Z
kind: NETSPLIT
channel: #price
model_uid: anthropic/claude-sonnet-4-20250514
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":7,"points":2,"min_micro":3000000,"max_micro":3300000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"deepinfra","entering_micro":3300000,"open_weights":false}

headline:
*** netsplit anthropic/claude-sonnet-4-20250514 input_text: 2 prices across 7 sellers, 1.1x spread (deepinfra enters at $3.30)


event_id: 69c2f2de69da3c8080724938ef903e98
occurred_at: 2026-01-10T17:02:07Z
observed_at: 2026-01-10T17:02:07Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-opus-4-5-20251101
headline: *** amazon-bedrock/anthropic/claude-opus-4-5-20251101 cache_write_5m: $18.75 → $6.25 /Mtok (-66.7%)
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-opus-4-5-20251101","meter":"cache_write_5m","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":18750000,"new_micro":6250000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}

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


event_id: 6a1364113d177a89c232d3257aece16e
occurred_at: 2026-08-10T09:47:54Z
observed_at: 2026-08-10T09:47:54Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-terra
headline: *** requesty/openai/gpt-5.6-terra output_text: $16.50 → $13.20 /Mtok (-20%)
source_url: https://github.com/anomalyco/models.dev.git#providers/requesty/models/gpt-5.6-terra@eu.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"requesty","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":16500000,"new_micro":13200000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 6a33d9fda5e9217c5c38259814bc125a
occurred_at: 2026-06-07T00:49:46Z
observed_at: 2026-06-07T00:49:46Z
kind: PRICE
channel: #price
model_uid: xai/grok-4.20-beta-non-reasoning
headline: *** vercel-ai-gateway/xai/grok-4.20-beta-non-reasoning 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-beta-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-beta.toml


event_id: 6a711a0302ab72465c6e4e3fdee98610
occurred_at: 2025-10-18T02:37:12Z
observed_at: 2025-10-18T02:37:12Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-haiku-4-5-20251001
headline: *** amazon-bedrock/anthropic/claude-haiku-4-5-20251001 input_text [jp]: $1.00 → $1.10 /Mtok (+10%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"jp","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-haiku-4-5-20251001","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1000000,"new_micro":1100000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 6a7b56f9e68e2978f7705649a91840cb
occurred_at: 2025-06-24T20:18:40Z
observed_at: 2025-06-24T20:18:40Z
kind: PRICE
channel: #price
model_uid: google/gemini-2.0-flash-001
headline: *** openrouter/google/gemini-2.0-flash-001 cache_read: $0.04 → $0.025 /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":"google/gemini-2.0-flash-001","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":40000,"new_micro":25000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}

source_url:
https://github.com/anomalyco/models.dev.git#providers/openrouter/models/google/gemini-2.0-flash-001.toml


event_id: 6a830a8f3ad7c48bb424d356dd318459
occurred_at: 2026-08-02T00:57:44Z
observed_at: 2026-08-02T00:57:44Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-luna
headline: *** azure/openai/gpt-5.6-luna output_text: $1.20 → $6.00 /Mtok (+400%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
retracted_at: 2026-08-05T06:56:52Z
retraction_reason: unwound as churn: the catalogue returned to $1.20 within the 14-day window
payload:
{"seller":"azure","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-luna","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1200000,"new_micro":6000000,"confidence":"observed","corroborations":2,"writer":"litellm","churn_unwound":true}


event_id: 6a947504b6c16befa86330046d813895
occurred_at: 2026-05-19T00:07:14Z
observed_at: 2026-05-19T00:07:14Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-20b
headline: *** vercel-ai-gateway/openai/gpt-oss-20b input_text: $0.05 → $0.07 /Mtok (+40%)
source_url: https://github.com/anomalyco/models.dev.git#providers/vercel/models/openai/gpt-oss-20b.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-20b","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":50000,"new_micro":70000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: 6ac24cc27471dc3c21fae308fc7482df
occurred_at: 2026-08-07T19:36:16Z
observed_at: 2026-08-07T19:36:16Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-pro
headline: *** wandb/deepseek/deepseek-v4-pro output_text: $3.48 → $2.55 /Mtok (-26.7%)
source_url: https://github.com/anomalyco/models.dev.git#providers/wandb/models/deepseek-ai/DeepSeek-V4-Pro.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"wandb","seller_kind":"inference_host","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-pro","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":3480000,"new_micro":2550000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 6ad721d80ee1f7b67ea44823007a7f95
occurred_at: 2024-06-20T15:11:51Z
observed_at: 2024-06-20T15:11:51Z
kind: PRICE
channel: #price
model_uid: google/gemini-1.0-pro-001
headline: *** google-vertex/google/gemini-1.0-pro-001 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-1.0-pro-001","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: 6aed92c7dc8134db838fad86a777d6b5
occurred_at: 2025-11-24
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: anthropic/claude-sonnet-4-5-20250929
counterparty_uid: anthropic/claude-opus-4-5-20251101
headline: *** Claude Opus 4.5 has kicked Claude Sonnet 4.5 (Δ+0.0028, 1.6× cheaper)
source_url: https://epoch.ai/data/benchmark_data.zip
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"arc-agi-2","benchmark_version_id":"arc-agi-2@unversioned","measurer":"Epoch AI","victim":{"model_uid":"anthropic/claude-sonnet-4-5-20250929","display":"Claude Sonnet 4.5","comparability_key":"02c829b52cc83ffcd1273fc3b7920d22c14edc4e18f8391450b7e5f0f23d0511","score":0.1361,"cost_usd":0.7589,"released":"2025-09-29","provenance":"community_submitted"},"winner":{"model_uid":"anthropic/claude-opus-4-5-20251101","display":"Claude Opus 4.5","comparability_key":"3d2f0dad1a92ddfcb32ecbd3ffa4e1c9a973a85dcac050463117f68277333f2f","score":0.1389,"cost_usd":0.48,"released":"2025-11-24","provenance":"community_submitted"},"delta_score":0.002799999999999997,"cost_ratio":1.5810416666666667,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: 6afa7bc035ecacbe126be1ab11ed8443
occurred_at: 2026-06-01
observed_at: 2026-06-01T13:03:44Z
kind: QUIT
channel: #dying
model_uid: openai/gpt-5.1-codex-max
headline: *** openai/gpt-5.1-codex-max has quit github-copilot (delisted 2026-06-01)
source_url: https://github.com/anomalyco/models.dev.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"github-copilot","available_from":"2025-12-05","available_to":"2026-06-01","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: 6afe8be7865c45f81e797cdbdc0d1152
occurred_at: 2026-04-24T12:34:03Z
observed_at: 2026-04-24T12:34:03Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-v4-flash
source_url: https://github.com/anomalyco/models.dev.git#providers/deepseek/models/deepseek-v4-flash.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":2,"points":2,"min_micro":140000,"max_micro":175000,"split_tenths":13,"trigger_new_seller":true,"entering_seller":"deepseek","entering_micro":140000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v4-flash input_text: 2 prices across 2 sellers, 1.3x spread (deepseek enters at $0.14)


event_id: 6b003c7c129cbfbfe4435468c507e090
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-lite-preview-06-17
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"google-vertex","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"google/gemini-2.5-flash-lite-preview-06-17","meter":"input_audio","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1000000,"new_micro":500000,"confidence":"provisional","corroborations":1,"writer":"litellm"}

headline:
*** google-vertex/google/gemini-2.5-flash-lite-preview-06-17 input_audio: $1.00 → $0.50 /Mtok (-50%)


event_id: 6b4ab1eb2db6246d283090ecede68540
occurred_at: 2025-10-07T18:27:04Z
observed_at: 2025-10-07T18:27:04Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-sonnet-4-5-20250929
headline: *** amazon-bedrock/anthropic/claude-sonnet-4-5-20250929 input_text [jp]: $3.00 → $3.30 /Mtok (+10%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"jp","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-sonnet-4-5-20250929","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":3000000,"new_micro":3300000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 6b6c4d50441726c83339a9bfa1ebd9d1
occurred_at: 2026-04-23
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #cyber
model_uid: anthropic/claude-opus-4-7-20260416
counterparty_uid: openai/gpt-5.5-20260423
headline: *** GPT-5.5 (unknown) has kicked Claude Opus 4.7 (Δ+0.061, 4.5× 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":"anthropic/claude-opus-4-7-20260416","display":"Claude Opus 4.7","comparability_key":"15baba02735493037a354589ab0883d4eb2b4184590dc4110b2930e44b84e5d3","score":0.265,"cost_usd":5630.55,"released":"2026-04-16","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":0.061,"cost_ratio":4.495987543418374,"cost_kind":"suite_total","same_model":false}


event_id: 6b79cf646f178eba8b81acb50c514904
occurred_at: 2026-07-21T14:57:07Z
observed_at: 2026-07-21T14:57:07Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash cache_read: $0.0196 → $0.01876 /Mtok (-4.3%)
confidence: observed
occurred_at_kind: commit
retracted_at: 2026-07-22T17:44:27Z
retraction_reason: unwound as churn: the catalogue returned to $0.0196 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":19600,"new_micro":18760,"confidence":"observed","corroborations":1,"writer":"modelsdev","churn_unwound":true}


event_id: 6bb0691eff9d7c001308c572f4959833
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-sol
headline: *** GPT-5.6 Sol (medium) has kicked GPT-5.4 (medium) (Δ+0.1166, 1.4× cheaper)
source_url: https://epoch.ai/data/benchmark_data.zip
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"arc-agi-2","benchmark_version_id":"arc-agi-2@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/gpt-5.4-20260305","display":"GPT-5.4 (medium)","comparability_key":"bd53f8837bb186273af93865ca36c8fd956b4bc7e345b91a59646d9e65c76068","effort":"medium","score":0.5542,"cost_usd":0.68,"released":"2026-03-05","provenance":"community_submitted"},"winner":{"model_uid":"openai/gpt-5.6-sol","display":"GPT-5.6 Sol (medium)","comparability_key":"bd53f8837bb186273af93865ca36c8fd956b4bc7e345b91a59646d9e65c76068","effort":"medium","score":0.6708,"cost_usd":0.47,"released":"2026-07-09","provenance":"community_submitted"},"delta_score":0.11659999999999993,"cost_ratio":1.446808510638298,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: 6bd383737bc051bb10d292f692644fd9
occurred_at: 2026-06-25T19:56:05Z
observed_at: 2026-06-25T19:56:05Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.2
headline: *** llmgateway/deepseek/deepseek-v3.2 output_text: $0.42 → $0.38 /Mtok (-9.5%)
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":420000,"new_micro":380000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 6bd84e9f859f54d2dc6cb27cc356fa1d
occurred_at: 2026-08-17T06:27:40Z
observed_at: 2026-08-17T06:27:40Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** vercel-ai-gateway/deepseek/deepseek-v4-flash output_text: $0.28 → $0.26 /Mtok (-7.1%)
source_url: https://github.com/anomalyco/models.dev.git#providers/vercel/models/deepseek/deepseek-v4-flash.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"vercel-ai-gateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":280000,"new_micro":260000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 6bea54d1692d54b7013f8f557b47eaa6
occurred_at: 2025-11-18
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: openai/gpt-5-pro-20251006
counterparty_uid: google/gemini-3-pro-preview
headline: *** Gemini 3 Pro Preview has kicked GPT-5 pro (unknown) (Δ+0.0483, 9.7× 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-pro-20251006","display":"GPT-5 pro (unknown)","comparability_key":"8006b7274d85931faedfb847545a5ed7dafe1461547ec00248778f9abd16049f","effort":"unknown","score":0.7017,"cost_usd":4.7785,"released":"2025-10-07","provenance":"community_submitted"},"winner":{"model_uid":"google/gemini-3-pro-preview","display":"Gemini 3 Pro Preview","comparability_key":"7b6208c98cf99f12a0d29ab1e0b8c01fbe1418d5de46d851c8f35a42fa097a6d","score":0.75,"cost_usd":0.4926,"released":"2025-11-18","evidence_url":"https://arcprize.org/leaderboard","provenance":"leaderboard_maintainer_verified"},"delta_score":0.04830000000000001,"cost_ratio":9.700568412505076,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: 6c037bba4dd54604fe67dd9adb1ddf34
occurred_at: 2026-05-30T01:16:42Z
observed_at: 2026-05-30T01:16:42Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash cache_read: $0.02 → $0.0197 /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":20000,"new_micro":19700,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 6c06d45bdf48b998562d14fed7475b43
occurred_at: 2026-06-10T07:55:32Z
observed_at: 2026-06-10T07:55:32Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** opencode/deepseek/deepseek-v4-flash cache_read: $0.03 → $0.028 /Mtok (-6.7%)
source_url: https://github.com/anomalyco/models.dev.git#providers/opencode/models/deepseek-v4-flash.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"opencode","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":30000,"new_micro":28000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 6c26663e849a71cf92e6d0da9111bba1
occurred_at: 2026-12-11
observed_at: 2026-08-15T17:38:22Z
kind: QUIT
channel: #dying
model_uid: openai/gpt-5-mini-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-mini-20250807 will quit openai (announced 2026-06-11, effective 2026-12-11, 183d notice)


event_id: 6c4538cd9048696349a17f89f5a079aa
occurred_at: 2025-10-18T02:37:12Z
observed_at: 2025-10-18T02:37:12Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-haiku-4-5-20251001
headline: *** amazon-bedrock/anthropic/claude-haiku-4-5-20251001 output_text [jp]: $5.00 → $5.50 /Mtok (+10%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"jp","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-haiku-4-5-20251001","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":5000000,"new_micro":5500000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 6ca1221935965e147160a343811cf995
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 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-pro","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: 6cbe3338bc393167613e10b0fdc898fb
occurred_at: 2026-05-15
observed_at: 2026-05-15T15:00:32Z
kind: QUIT
channel: #dying
model_uid: mistral/devstral-small-2505
headline: *** mistral/devstral-small-2505 has quit openrouter (delisted 2026-05-15)
source_url: https://github.com/anomalyco/models.dev.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","available_from":"2025-07-11","available_to":"2026-05-15","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: 6cbe3c79c877268f48ba5d9512798f3e
occurred_at: 2026-07-13T19:52:41Z
observed_at: 2026-07-13T19:52:41Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-5.6-sol
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:
{"meter":"output_text","sellers":9,"points":2,"min_micro":30000000,"max_micro":33000000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"amazon-bedrock","entering_micro":33000000,"open_weights":false}

headline:
*** netsplit openai/gpt-5.6-sol output_text: 2 prices across 9 sellers, 1.1x spread (amazon-bedrock enters at $33.00)


event_id: 6d0f5998468101f61f4624703260fda9
occurred_at: 2026-06-19T21:41:53Z
observed_at: 2026-06-19T21:41:53Z
kind: PRICE
channel: #price
model_uid: mistral/mistral-nemo
headline: *** vercel-ai-gateway/mistral/mistral-nemo output_text: $0.17 → $0.15 /Mtok (-11.8%)
source_url: https://github.com/anomalyco/models.dev.git#providers/vercel/models/mistral/mistral-nemo.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":"mistral/mistral-nemo","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":170000,"new_micro":150000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 6d114adb7887770e32bc4fc6b234f183
occurred_at: 2026-08-01T19:34:25Z
observed_at: 2026-08-01T19:34:25Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-terra
headline: *** azure/openai/gpt-5.6-terra output_text [us]: $16.50 → $13.20 /Mtok (-20%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"azure","seller_kind":"cloud","region":"us","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.6-terra","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":16500000,"new_micro":13200000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 6d27fd36760be4d9c1796d9d0ede30a2
occurred_at: 2026-03-13T14:11:12Z
observed_at: 2026-03-13T14:11:12Z
kind: NETSPLIT
channel: #price
model_uid: xai/grok-4.20-multi-agent-0309
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":2,"points":2,"min_micro":6000000,"max_micro":7500000,"split_tenths":13,"trigger_new_seller":true,"entering_seller":"openrouter","entering_micro":6000000,"open_weights":false}

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

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


event_id: 6d47eee136c650707113eeae0fa78804
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
headline: *** amazon-bedrock/anthropic/claude-opus-4-5-20251101 input_text [us]: $5.00 → $5.50 /Mtok (+10%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"us","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-opus-4-5-20251101","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":5000000,"new_micro":5500000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 6da8c2d8588b73839ad80be2dc3ba5ef
occurred_at: 2026-08-16T11:24:13Z
observed_at: 2026-08-16T11:24:13Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash cache_read: $0.01314 → $0.0126 /Mtok (-4.1%)
confidence: observed
occurred_at_kind: commit
retracted_at: 2026-08-16T14:24:51Z
retraction_reason: unwound as churn: the catalogue returned to $0.012292 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":13140,"new_micro":12600,"confidence":"observed","corroborations":1,"writer":"modelsdev","churn_unwound":true}


event_id: 6dd66eb891894008b0714789b29d638e
occurred_at: 2026-03-17
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: openai/o4-mini-20250416
counterparty_uid: openai/gpt-5.4-nano-20260317
headline: *** GPT-5.4 nano (high) has kicked o4-mini (high) (Δ+178.4, 1.7× cheaper)
source_url: https://epoch.ai/data/benchmark_data.zip
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"ale-bench","benchmark_version_id":"ale-bench@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/o4-mini-20250416","display":"o4-mini (high)","comparability_key":"f201028ac46b1f5e40d0b4cac5e073109d112421fa541ca1d3f947b65bdc19fb","effort":"high","score":826.17,"cost_usd":0.044719,"released":"2025-04-16","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":178.35000000000002,"cost_ratio":1.6511224339093191,"cost_kind":"per_task","same_model":false}


event_id: 6de19668b18c87482e7f984ac9ffc68c
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":"input_text","sellers":6,"points":6,"min_micro":200000,"max_micro":1250000,"split_tenths":63,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"hyperbolic","entering_micro":200000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v3 input_text: 6 prices across 6 sellers, 6.3x spread (hyperbolic enters at $0.20)


event_id: 6dedec2423485c38254af6f3325866f7
occurred_at: 2024-05-22T02:45:47Z
observed_at: 2024-05-22T02:45:47Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-pro
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":125000,"max_micro":250000,"split_tenths":20,"trigger_new_seller":true,"entering_seller":"openrouter","entering_micro":125000,"open_weights":false}

headline:
*** netsplit google/gemini-pro input_text: 2 prices across 2 sellers, 2.0x spread (openrouter enters at $0.125)


event_id: 6e01a824c16a481db8ba11ed12f1aa86
occurred_at: 2024-06-20T15:11:51Z
observed_at: 2024-06-20T15:11:51Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-pro
headline: *** netsplit google/gemini-pro output_text: 3 prices across 3 sellers, 4.0x spread
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":3,"points":3,"min_micro":375000,"max_micro":1500000,"split_tenths":40,"trigger_jump":true,"open_weights":false}


event_id: 6e35549ccbce59e476069129ebfddc44
occurred_at: 2026-04-24
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: openai/gpt-oss-20b
counterparty_uid: deepseek/deepseek-v4-flash
headline: *** DeepSeek-V4 Flash (high) has kicked gpt-oss-20b (high) (Δ+0.0283, 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-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"},"winner":{"model_uid":"deepseek/deepseek-v4-flash","display":"DeepSeek-V4 Flash (high)","comparability_key":"fa299512f2b221f6c31a30c221e06bc425b2d83a07475bc97ff264e59d18dfc4","effort":"high","score":0.4376,"cost_usd":0.007279538164705883,"released":"2026-04-24","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"delta_score":0.028299999999999992,"cost_ratio":1.4836576518500015,"cost_kind":"per_task","same_model":false}


event_id: 6e50f5377a1986a81cca9bfb35b03909
occurred_at: 2024-11-08T05:11:14Z
observed_at: 2024-11-08T05:11:14Z
kind: NETSPLIT
channel: #price
model_uid: mistral/mistral-large-2407
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":3,"points":2,"min_micro":2000000,"max_micro":3000000,"split_tenths":15,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"azure","entering_micro":2000000,"open_weights":false}

headline:
*** netsplit mistral/mistral-large-2407 input_text: 2 prices across 3 sellers, 1.5x spread (azure enters at $2.00)


event_id: 6e585bcc14a8d5df5268355bc5ddb202
occurred_at: 2026-05-15T15:00:32Z
observed_at: 2026-05-15T15:00:32Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-20b
headline: *** openrouter/openai/gpt-oss-20b input_text: $0.05 → $0.03 /Mtok (-40%)
source_url: https://github.com/anomalyco/models.dev.git#providers/openrouter/models/openai/gpt-oss-20b.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-oss-20b","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":50000,"new_micro":30000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: 6e6c839b49ca435fee35e7634a687d14
occurred_at: 2025-09-24T17:40:00Z
observed_at: 2025-09-24T17:40:00Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-chat
headline: *** deepseek/deepseek/deepseek-chat input_text: $0.27 → $0.60 /Mtok (+122.2%)
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":270000,"new_micro":600000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 6e96f60e0c86ea10aebe8b5e4f35b280
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-ai-studio/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-ai-studio","seller_kind":"first_party","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: 6ebc1928b65b1afb393a983feef97324
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_write_5m: $1.25 → $1.50 /Mtok (+20%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-haiku-4-5-20251001","meter":"cache_write_5m","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1250000,"new_micro":1500000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 6ecef08f6953b0c4a8d1b4d41e7c8965
occurred_at: 2026-07-30T17:50:50Z
observed_at: 2026-07-30T17:50:50Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-5.6-luna
headline: *** netsplit openai/gpt-5.6-luna output_text: 2 prices across 9 sellers, 5.0x spread
source_url: https://github.com/anomalyco/models.dev.git#providers/vercel/models/openai/gpt-5.6-luna.toml
confidence: provisional
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":9,"points":2,"min_micro":1200000,"max_micro":6000000,"split_tenths":50,"trigger_jump":true,"open_weights":false}


event_id: 6ee20578fddc8978ceaf258a0dad5056
occurred_at: 2024-11-08T05:11:14Z
observed_at: 2024-11-08T05:11:14Z
kind: PRICE
channel: #price
model_uid: google/gemini-1.5-pro-001
headline: *** google-vertex/google/gemini-1.5-pro-001 input_text: $0.078125 → $1.25 /Mtok (+1500%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"google-vertex","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"google/gemini-1.5-pro-001","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":78125,"new_micro":1250000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 6eeb4ceecd8befc61a9245e56d966bc5
occurred_at: 2026-07-31
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: deepseek/deepseek-v3.2-speciale
counterparty_uid: deepseek/deepseek-v4-flash-0731
headline: *** DeepSeek-V4 Flash (0731) (high) has kicked DeepSeek-V3.2-Speciale (Δ+0.1032, 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":"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"},"winner":{"model_uid":"deepseek/deepseek-v4-flash-0731","display":"DeepSeek-V4 Flash (0731) (high)","comparability_key":"fa299512f2b221f6c31a30c221e06bc425b2d83a07475bc97ff264e59d18dfc4","effort":"high","score":0.5705,"cost_usd":0.025342430526912183,"released":"2026-07-31","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"delta_score":0.10320000000000001,"cost_ratio":1.3893913021337099,"cost_kind":"per_task","same_model":false}


event_id: 6eef66ef37a1dd1d9111cad95a9e4277
occurred_at: 2025-07-18T15:21:47Z
observed_at: 2025-07-18T15:21:47Z
kind: NETSPLIT
channel: #price
model_uid: xai/grok-3-mini
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":500000,"max_micro":1270000,"split_tenths":25,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"azure","entering_micro":1270000,"open_weights":false}

headline:
*** netsplit xai/grok-3-mini output_text: 2 prices across 3 sellers, 2.5x spread (azure enters at $1.27)


event_id: 6f2aff9fdab3b43352ff3301798ebd43
occurred_at: 2025-11-10T23:53:28Z
observed_at: 2025-11-10T23:53:28Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-4-turbo-20240409
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openAi/gpt-4-turbo.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_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-4-turbo-20240409 output_text: 2 prices across 5 sellers, 1.1x spread (poe enters at $27.00)


event_id: 6f3b1f54827e27e9aaba99acc5e8cdda
occurred_at: 2025-06-06T17:43:04Z
observed_at: 2025-06-06T17:43:04Z
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":"input_text","sellers":2,"points":2,"min_micro":500000,"max_micro":3000000,"split_tenths":60,"trigger_new_seller":true,"entering_seller":"nebius","entering_micro":500000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-r1-0528 input_text: 2 prices across 2 sellers, 6.0x spread (nebius enters at $0.50)


event_id: 6f4b61aa5618badf26125480a5683b68
occurred_at: 2025-12-03T12:36:16Z
observed_at: 2025-12-03T12:36:16Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-3-pro-preview
source_url: https://github.com/anomalyco/models.dev.git#providers/venice/models/gemini-3-pro-preview.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":6,"points":2,"min_micro":12000000,"max_micro":15000000,"split_tenths":13,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"venice","entering_micro":15000000,"open_weights":false}

headline:
*** netsplit google/gemini-3-pro-preview output_text: 2 prices across 6 sellers, 1.3x spread (venice enters at $15.00)


event_id: 6f6262b9d504a5b00214637e994d5705
occurred_at: 2026-06-03T20:13:54Z
observed_at: 2026-06-03T20:13:54Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.1-codex-mini
headline: *** llmgateway/openai/gpt-5.1-codex-mini cache_read: $0.03 → $0.025 /Mtok (-16.7%)
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/gpt-5.1-codex-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/gpt-5.1-codex-mini","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":30000,"new_micro":25000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 6f76c2e88e6f80d6a04f378d188fbccc
occurred_at: 2025-02-12T06:40:32Z
observed_at: 2025-02-12T06:40:32Z
kind: PRICE
channel: #price
model_uid: openai/gpt-3.5-turbo
headline: *** azure/openai/gpt-3.5-turbo input_text: $1.50 → $0.50 /Mtok (-66.7%)
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/gpt-3.5-turbo","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1500000,"new_micro":500000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 6f810fee170c2a74485ba23f9fdd54a8
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 cache_read: $0.01206 → $0.012012 /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":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":12060,"new_micro":12012,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 6f95e64b8b406f4345071b96067ab284
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 [priority]: $0.50 → $0.40 /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":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":500000,"new_micro":400000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 6fbdc20a7d7d635e62cfbda668dcc046
occurred_at: 2025-01-29T01:57:49Z
observed_at: 2025-01-29T01:57:49Z
kind: NETSPLIT
channel: #price
model_uid: anthropic/claude-3-5-haiku-20241022
headline: *** netsplit anthropic/claude-3-5-haiku-20241022 input_text: 2 prices across 4 sellers, 4.0x spread
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":4,"points":2,"min_micro":250000,"max_micro":1000000,"split_tenths":40,"trigger_jump":true,"open_weights":false}


event_id: 6fc7f8f169c2b4bcc9931ca263b8caa1
occurred_at: 2025-07-11T21:35:16Z
observed_at: 2025-07-11T21:35:16Z
kind: NETSPLIT
channel: #price
model_uid: mistral/devstral-small-2505
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":2,"points":2,"min_micro":60000,"max_micro":100000,"split_tenths":17,"trigger_new_seller":true,"entering_seller":"openrouter","entering_micro":60000,"open_weights":true}

headline:
*** netsplit mistral/devstral-small-2505 input_text: 2 prices across 2 sellers, 1.7x spread (openrouter enters at $0.06)

source_url:
https://github.com/anomalyco/models.dev.git#providers/openrouter/models/mistralai/devstral-small-2505.toml


event_id: 6fd16e4441881eaa261bcce5cb082ed9
occurred_at: 2024-05-31T22:44:19Z
observed_at: 2024-05-31T22:44:19Z
kind: PRICE
channel: #price
model_uid: mistral/mistral-large-2402
headline: *** mistral/mistral/mistral-large-2402 input_text: $8.00 → $4.00 /Mtok (-50%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"mistral","seller_kind":"first_party","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"mistral/mistral-large-2402","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":8000000,"new_micro":4000000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 6fe981cde5d07ae455ce42abd82074b9
occurred_at: 2024-09-15T20:52:00Z
observed_at: 2024-09-15T20:52:00Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-1.5-flash-001
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":75000,"max_micro":500000,"split_tenths":67,"trigger_new_seller":true,"entering_seller":"google-ai-studio","entering_micro":75000,"open_weights":false}

headline:
*** netsplit google/gemini-1.5-flash-001 input_text: 2 prices across 2 sellers, 6.7x spread (google-ai-studio enters at $0.075)


event_id: 7004f33500653ac57480cf54e47d8ede
occurred_at: 2024-10-10T07:42:11Z
observed_at: 2024-10-10T07:42:11Z
kind: PRICE
channel: #price
model_uid: google/gemini-1.5-pro-002
headline: *** google-vertex/google/gemini-1.5-pro-002 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-002","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: 70ebb23c47aa4843d4c6f60b7e44743e
occurred_at: 2025-12-11
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #reasoning
model_uid: openai/o4-mini-20250416
counterparty_uid: openai/gpt-5.2-20251211
headline: *** GPT-5.2 (medium) has kicked o4-mini (high) (Δ+0.1397, 1.2× cheaper)
source_url: https://arcprize.org/leaderboard
confidence: provisional
occurred_at_kind: model_release
payload:
{"benchmark":"arc-agi","benchmark_version_id":"arc-agi@unversioned","measurer":"Epoch AI","victim":{"model_uid":"openai/o4-mini-20250416","display":"o4-mini (high)","comparability_key":"f961971ce9f3afc028df345821e86b2b0ba66811d0773010c21659781aca4aec","effort":"high","score":0.587,"cost_usd":0.4058,"released":"2025-04-16","evidence_url":"https://arcprize.org/leaderboard","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"openai/gpt-5.2-20251211","display":"GPT-5.2 (medium)","comparability_key":"972463fab8f2feec48fb9ef35bc3e7f7e241f5ccb1362195c60c4769a1d81f58","effort":"medium","score":0.7267,"cost_usd":0.3448,"released":"2025-12-11","provenance":"community_submitted"},"delta_score":0.13970000000000005,"cost_ratio":1.1769141531322507,"cost_kind":"per_task","same_model":false,"arc_mirror":true}


event_id: 70f144ad137379d18c545558a85ec96e
occurred_at: 2026-07-30T15:13:12Z
observed_at: 2026-07-30T15:13:12Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** vercel-ai-gateway/deepseek/deepseek-v4-flash input_text: $0.14 → $0.138 /Mtok (-1.4%)
source_url: https://github.com/anomalyco/models.dev.git#providers/vercel/models/deepseek/deepseek-v4-flash.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"vercel-ai-gateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":140000,"new_micro":138000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 710d86fce7e872fafa55158deddd87f6
occurred_at: 2026-08-15T09:25:26Z
observed_at: 2026-08-15T09:25:26Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash cache_read: $0.013972 → $0.013692 /Mtok (-2%)
confidence: observed
occurred_at_kind: commit
retracted_at: 2026-08-15T15:24:43Z
retraction_reason: unwound as churn: the catalogue returned to $0.013972 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":13972,"new_micro":13692,"confidence":"observed","corroborations":1,"writer":"modelsdev","churn_unwound":true}


event_id: 7130823b85affafed32323c9308b128b
occurred_at: 2024-11-08T05:11:14Z
observed_at: 2024-11-08T05:11:14Z
kind: PRICE
channel: #price
model_uid: google/gemini-1.5-pro-002
headline: *** google-vertex/google/gemini-1.5-pro-002 output_text: $0.3125 → $5.00 /Mtok (+1500%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: provisional
occurred_at_kind: commit
payload:
{"seller":"google-vertex","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"google/gemini-1.5-pro-002","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":312500,"new_micro":5000000,"confidence":"provisional","corroborations":1,"writer":"litellm"}


event_id: 71578dab7b613c641ac846d30daa86a6
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 output_text: $16.50 → $15.00 /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":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":16500000,"new_micro":15000000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 719800e7ff457381e1ddb0d2153fa35d
occurred_at: 2025-10-07T18:27:04Z
observed_at: 2025-10-07T18:27:04Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-sonnet-4-5-20250929
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"eu","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-sonnet-4-5-20250929","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":15000000,"new_micro":16500000,"confidence":"observed","corroborations":1,"writer":"litellm"}

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


event_id: 71c112f367357ffda7cf337040774d8c
occurred_at: 2026-05-07T08:29:48Z
observed_at: 2026-05-07T08:29:48Z
kind: PRICE
channel: #price
model_uid: xai/grok-4.20-0309-reasoning
headline: *** venice/xai/grok-4.20-0309-reasoning input_text: $2.27 → $1.42 /Mtok (-37.4%)
source_url: https://github.com/anomalyco/models.dev.git#providers/venice/models/grok-4-20.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-4.20-0309-reasoning","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: 71dba917d19d83f104385cffb5e065ed
occurred_at: 2025-10-07T18:27:04Z
observed_at: 2025-10-07T18:27:04Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-sonnet-4-5-20250929
headline: *** amazon-bedrock/anthropic/claude-sonnet-4-5-20250929 cache_read [jp]: $0.30 → $0.33 /Mtok (+10%)
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"amazon-bedrock","seller_kind":"cloud","region":"jp","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-sonnet-4-5-20250929","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":300000,"new_micro":330000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 7207ffee2df0da7901ff458728f70dac
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_write_5m: $1.583 → $1.7413 /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_write_5m","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":1583000,"new_micro":1741300,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 7267813a8c1ddbf27915c5160563c0d8
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 input_text: $0.25 → $0.275 /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":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":250000,"new_micro":275000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 726d168171c7d3a0a472e2723a7f1e69
occurred_at: 2025-05-19T03:45:20Z
observed_at: 2025-05-19T03:45:20Z
kind: NETSPLIT
channel: #price
model_uid: deepseek/deepseek-v3-0324
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":2,"points":2,"min_micro":1140000,"max_micro":3000000,"split_tenths":26,"trigger_new_seller":true,"entering_seller":"sambanova","entering_micro":3000000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-v3-0324 input_text: 2 prices across 2 sellers, 2.6x spread (sambanova enters at $3.00)


event_id: 7273387e5ec5d365477e000d8c942e0d
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":"output_text","sellers":5,"points":2,"min_micro":54000000,"max_micro":60000000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":54000000,"open_weights":false}

headline:
*** netsplit openai/o1-20241217 output_text: 2 prices across 5 sellers, 1.1x spread (poe enters at $54.00)


event_id: 72ac2ce5fbf6904db5920a9a9c15f968
occurred_at: 2025-11-06T23:48:13Z
observed_at: 2025-11-06T23:48:13Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-2.5-pro
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/google/gemini-2.5-pro.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":8,"points":3,"min_micro":870000,"max_micro":2500000,"split_tenths":29,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"poe","entering_micro":870000,"open_weights":false}

headline:
*** netsplit google/gemini-2.5-pro input_text: 3 prices across 8 sellers, 2.9x spread (poe enters at $0.87)


event_id: 72d87be6a97b4cbd2736cfb60a2f6bcb
occurred_at: 2026-01-23T01:10:53Z
observed_at: 2026-01-23T01:10:53Z
kind: NETSPLIT
channel: #price
model_uid: xai/grok-4-1-fast-reasoning
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":5,"points":2,"min_micro":500000,"max_micro":15000000,"split_tenths":300,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"llmgateway","entering_micro":15000000,"open_weights":false}

headline:
*** netsplit xai/grok-4-1-fast-reasoning output_text: 2 prices across 5 sellers, 30.0x spread (llmgateway enters at $15.00)

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


event_id: 72dfc33141f3d5f83322e50f179e7e66
occurred_at: 2026-07-09
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: openai/gpt-5.2-20251211
counterparty_uid: openai/gpt-5.6-terra
headline: *** GPT-5.6 Terra (high) has kicked GPT-5.2 (medium) (Δ+0.1487, 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-5.2-20251211","display":"GPT-5.2 (medium)","comparability_key":"fe3515cc5a32620e551e2e56284814125cef5482c64e9f42a49019cb5c3069e1","effort":"medium","score":0.634,"cost_usd":0.416,"released":"2025-12-11","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"openai/gpt-5.6-terra","display":"GPT-5.6 Terra (high)","comparability_key":"fa299512f2b221f6c31a30c221e06bc425b2d83a07475bc97ff264e59d18dfc4","effort":"high","score":0.7827,"cost_usd":0.3119056164215686,"released":"2026-07-09","evidence_url":"https://htihle.github.io/weirdml.html","provenance":"leaderboard_maintainer_verified"},"delta_score":0.14869999999999994,"cost_ratio":1.3337368040136168,"cost_kind":"per_task","same_model":false}


event_id: 72fcb88f36b4b151ee960c856f3012dc
occurred_at: 2026-08-14T05:44:12Z
observed_at: 2026-08-14T05:44:12Z
kind: PRICE
channel: #price
model_uid: openai/o4-mini-20250416
headline: *** cloudflare-ai-gateway/openai/o4-mini-20250416 cache_read: $0.28 → $0.275 /Mtok (-1.8%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"cloudflare-ai-gateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/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"}

source_url:
https://github.com/anomalyco/models.dev.git#providers/cloudflare-ai-gateway/models/openai/o4-mini.toml


event_id: 732030b2b1d4cae81d6a82c41a66bc4d
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 [eu]: $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":"eu","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: 73683a688c09741fda550322afe4b22b
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":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":600000,"new_micro":2500000,"confidence":"observed","corroborations":2,"writer":"modelsdev"}

headline:
*** google-ai-studio/google/gemini-2.5-flash-preview-09-2025 output_text: $0.60 → $2.50 /Mtok (+316.7%)

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


event_id: 73946c6f83d88c8a5723fd9605862043
occurred_at: 2025-06-06
observed_at: 2026-08-15T17:38:22Z
kind: QUIT
channel: #dying
model_uid: openai/gpt-4-32k-0314
headline: *** openai/gpt-4-32k-0314 has quit openai (announced 2024-06-06, effective 2025-06-06, 365d 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":"2025-06-06","retire_kind":"announced","deprecation_announced_on":"2024-06-06","notice_days":365,"window_confidence":"observed"}


event_id: 73b4fd25bb61f46875ff6677de038c7d
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 output_text [eu]: $15.00 → $16.50 /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-sonnet-4-6","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":15000000,"new_micro":16500000,"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: 73ba9d753f8232f46225ed2e964e7413
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: *** llmgateway/openai/gpt-5.2-codex cache_read: $0.18 → $0.175 /Mtok (-2.8%)
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/gpt-5.2-codex.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"llmgateway","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-5.2-codex","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":180000,"new_micro":175000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 73e2089415516c4defe2b5b5a0bd587a
occurred_at: 2026-01-10T22:04:34Z
observed_at: 2026-01-10T22:04:34Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.2
headline: *** azure/deepseek/deepseek-v3.2 output_text: $0.42 → $1.68 /Mtok (+300%)
source_url: https://github.com/anomalyco/models.dev.git#providers/azure/models/deepseek-v3.2.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"azure","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3.2","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":420000,"new_micro":1680000,"confidence":"observed","corroborations":2,"writer":"modelsdev"}


event_id: 7406a3d5495e35f0e5e2dce6745d0bbf
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":"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 [global]: $1.00 → $1.10 /Mtok (+10%)


event_id: 7440824987532417abe98115d5fe608f
occurred_at: 2025-10-06T19:33:05Z
observed_at: 2025-10-06T19:33:05Z
kind: NETSPLIT
channel: #price
model_uid: mistral/mistral-medium-2505
source_url: https://github.com/BerriAI/litellm.git#model_prices_and_context_window.json
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":3,"points":2,"min_micro":400000,"max_micro":2250000000,"split_tenths":56250,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"ibm-watsonx","entering_micro":2250000000,"open_weights":false,"extreme":true}

headline:
*** netsplit mistral/mistral-medium-2505 input_text: 2 prices across 3 sellers, 5625.0x spread (ibm-watsonx enters at $2250.00)


event_id: 7456e59e127c771f8f6862e31116cafe
occurred_at: 2026-04-21T22:41:02Z
observed_at: 2026-04-21T22:41:02Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.4-mini-20260317
headline: *** openrouter/openai/gpt-5.4-mini-20260317 output_text: $0.000005 → $4.50 /Mtok (+89999900%)
source_url: https://github.com/anomalyco/models.dev.git#providers/openrouter/models/openai/gpt-5.4-mini.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-mini-20260317","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":5,"new_micro":4500000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: 745c3e5b3fb226f59214be67ce03db06
occurred_at: 2026-01-23T01:10:53Z
observed_at: 2026-01-23T01:10:53Z
kind: NETSPLIT
channel: #price
model_uid: google/gemini-2.0-flash-lite
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":5,"points":3,"min_micro":52000,"max_micro":80000,"split_tenths":15,"trigger_new_seller":true,"entering_seller":"llmgateway","entering_micro":80000,"open_weights":false}

headline:
*** netsplit google/gemini-2.0-flash-lite input_text: 3 prices across 5 sellers, 1.5x spread (llmgateway enters at $0.08)

source_url:
https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/google/gemini-2.0-flash-lite.toml


event_id: 748768e61162339e55948a227fc01f19
occurred_at: 2026-07-17T14:51:34Z
observed_at: 2026-07-17T14:51:34Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-flash
headline: *** openrouter/deepseek/deepseek-v4-flash cache_read: $0.02 → $0.0196 /Mtok (-2%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-flash","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":20000,"new_micro":19600,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 74bf504adc3661baa5b49451cbf4b04c
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":"output_text","sellers":6,"points":2,"min_micro":14000000,"max_micro":15000000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":14000000,"open_weights":false}

headline:
*** netsplit openai/gpt-5.4-20260305 output_text: 2 prices across 6 sellers, 1.1x spread (poe enters at $14.00)


event_id: 750ac3c2e76f7a2d4dd5637bb450d44d
occurred_at: 2025-12-29T17:14:15Z
observed_at: 2025-12-29T17:14:15Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-20b
headline: *** chutes/openai/gpt-oss-20b input_text: $0.00 → $0.02 /Mtok (from $0)
source_url: https://github.com/anomalyco/models.dev.git#providers/chutes/models/openai/gpt-oss-20b.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-20b","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":0,"new_micro":20000,"confidence":"provisional","corroborations":1,"writer":"modelsdev","rose_from_zero":true}


event_id: 75d86c76b2fe74edb2dedd0fbdd91e0e
occurred_at: 2026-07-15T14:54:57Z
observed_at: 2026-07-15T14:54:57Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.1-terminus
headline: *** openrouter/deepseek/deepseek-v3.1-terminus output_text: $0.95 → $1.00 /Mtok (+5.3%)
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-v3.1-terminus","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":950000,"new_micro":1000000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}

source_url:
https://github.com/anomalyco/models.dev.git#providers/openrouter/models/deepseek/deepseek-v3.1-terminus.toml


event_id: 75f08e89229476217c82c031f5d53c21
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 input_text: 2 prices across 2 sellers, 4.3x 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":140000,"max_micro":600000,"split_tenths":43,"trigger_jump":true,"open_weights":true}


event_id: 75f9da49ae808dc92101f72559e26b74
occurred_at: 2026-07-10T15:10:44Z
observed_at: 2026-07-10T15:10:44Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.2
headline: *** openrouter/deepseek/deepseek-v3.2 input_text: $0.2288 → $0.2145 /Mtok (-6.3%)
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":228800,"new_micro":214500,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 7618dffd7f252f0db097dd5a3bb911bd
occurred_at: 2025-11-10T23:53:28Z
observed_at: 2025-11-10T23:53:28Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-4o-mini-20240718
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openAi/gpt-4o-mini.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":7,"points":2,"min_micro":140000,"max_micro":150000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":140000,"open_weights":false}

headline:
*** netsplit openai/gpt-4o-mini-20240718 input_text: 2 prices across 7 sellers, 1.1x spread (poe enters at $0.14)


event_id: 761f572ecdba241618ebff4cbe9b4eec
occurred_at: 2025-07-21T19:18:50Z
observed_at: 2025-07-21T19:18:50Z
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":6,"points":6,"min_micro":250000,"max_micro":8000000,"split_tenths":320,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"hyperbolic","entering_micro":250000,"open_weights":true}

headline:
*** netsplit deepseek/deepseek-r1-0528 output_text: 6 prices across 6 sellers, 32.0x spread (hyperbolic enters at $0.25)


event_id: 7627b2f4ed0b1ac3ab4c2cc2fce4fe6c
occurred_at: 2026-04-11
observed_at: 2026-04-11T00:31:00Z
kind: QUIT
channel: #dying
model_uid: google/gemini-3-pro-preview
headline: *** google/gemini-3-pro-preview has quit kilo (delisted 2026-04-11)
source_url: https://github.com/anomalyco/models.dev.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"kilo","available_from":"2026-02-16","available_to":"2026-04-11","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: 767496eff4e4548741874cbe75c6dacc
occurred_at: 2026-08-03T03:34:00Z
observed_at: 2026-08-03T03:34:00Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.1-terminus
headline: *** kilo/deepseek/deepseek-v3.1-terminus output_text: $0.79 → $1.00 /Mtok (+26.6%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"kilo","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3.1-terminus","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":790000,"new_micro":1000000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}

source_url:
https://github.com/anomalyco/models.dev.git#providers/kilo/models/deepseek/deepseek-v3.1-terminus.toml


event_id: 7679dd50db7d6e369d60ba4955f2f9c4
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-lite
headline: *** llmgateway/google/gemini-2.0-flash-lite input_text: $0.08 → $0.075 /Mtok (-6.3%)
source_url: https://github.com/anomalyco/models.dev.git#providers/llmgateway/models/gemini-2.0-flash-lite.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-lite","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":80000,"new_micro":75000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 76e11eddcd437656f2949275ca7c9bca
occurred_at: 2026-05-07T08:29:48Z
observed_at: 2026-05-07T08:29:48Z
kind: NETSPLIT
channel: #price
model_uid: xai/grok-4.20-multi-agent-0309
headline: *** netsplit xai/grok-4.20-multi-agent-0309 output_text: 3 prices across 8 sellers, 5.3x spread
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:
{"meter":"output_text","sellers":8,"points":3,"min_micro":2830000,"max_micro":15000000,"split_tenths":53,"trigger_jump":true,"open_weights":false}


event_id: 76f301873c1f56c2661adaf1b6c41f83
occurred_at: 2026-07-10T15:10:44Z
observed_at: 2026-07-10T15:10:44Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.2
headline: *** openrouter/deepseek/deepseek-v3.2 output_text: $0.3432 → $0.32175 /Mtok (-6.3%)
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":343200,"new_micro":321750,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 76f878caa226ad5bd0d805d9875429a1
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 output_text: $2.00 → $1.70 /Mtok (-15%)
source_url: https://github.com/anomalyco/models.dev.git#providers/nano-gpt/models/deepseek-r1.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-r1","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":2000000,"new_micro":1700000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 77039116940159d41b4dcc3c2e2cd170
occurred_at: 2026-01-10T22:04:34Z
observed_at: 2026-01-10T22:04:34Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.2-speciale
headline: *** azure/deepseek/deepseek-v3.2-speciale input_text: $0.28 → $0.58 /Mtok (+107.1%)
source_url: https://github.com/anomalyco/models.dev.git#providers/azure/models/deepseek-v3.2-speciale.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"azure","seller_kind":"cloud","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v3.2-speciale","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":280000,"new_micro":580000,"confidence":"observed","corroborations":2,"writer":"modelsdev"}


event_id: 772b6ebf271175bfe3bd8cb84b75d612
occurred_at: 2026-07-14T19:45:58Z
observed_at: 2026-07-14T19:45:58Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v3.1
headline: *** vercel-ai-gateway/deepseek/deepseek-v3.1 output_text: $1.70 → $0.95 /Mtok (-44.1%)
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":1700000,"new_micro":950000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}


event_id: 7786200a1d38b1ba8688da11aa2ade23
occurred_at: 2025-11-14T03:08:36Z
observed_at: 2025-11-14T03:08:36Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-5.1-20251113
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openai/gpt-5.1.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"input_text","sellers":2,"points":2,"min_micro":1100000,"max_micro":1250000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":1100000,"open_weights":false}

headline:
*** netsplit openai/gpt-5.1-20251113 input_text: 2 prices across 2 sellers, 1.1x spread (poe enters at $1.10)


event_id: 7795b1d7481efead2fff79afc6141ad1
occurred_at: 2026-10-23
observed_at: 2026-08-15T17:38:22Z
kind: QUIT
channel: #dying
model_uid: openai/o4-mini-20250416
source_url: https://developers.openai.com/api/docs/deprecations.md
confidence: observed
occurred_at_kind: effective
payload:
{"seller":"openai","available_from":"2025-04-16","available_to":"2026-10-23","retire_kind":"announced","deprecation_announced_on":"2026-04-22","notice_days":184,"window_confidence":"observed"}

headline:
*** openai/o4-mini-20250416 will quit openai (announced 2026-04-22, effective 2026-10-23, 184d notice)


event_id: 77ab9de7224e8404e4a0832829dcd451
occurred_at: 2025-11-06T23:48:13Z
observed_at: 2025-11-06T23:48:13Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-5-pro-20251006
source_url: https://github.com/anomalyco/models.dev.git#providers/poe/models/openAi/gpt-5-pro.toml
confidence: observed
occurred_at_kind: commit
payload:
{"meter":"output_text","sellers":4,"points":2,"min_micro":110000000,"max_micro":120000000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"poe","entering_micro":110000000,"open_weights":false}

headline:
*** netsplit openai/gpt-5-pro-20251006 output_text: 2 prices across 4 sellers, 1.1x spread (poe enters at $110.00)


event_id: 77b7afe9953009efb5708c0fb7fb9ce7
occurred_at: 2024-10-22
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: openai/gpt-4o-20240806
counterparty_uid: anthropic/claude-3-5-haiku-20241022
headline: *** Claude 3.5 Haiku has kicked GPT-4o (2024-08-06) (Δ+4.9, 1.1× 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/gpt-4o-20240806","display":"GPT-4o (2024-08-06)","comparability_key":"fac0a91203f9ea4cfd69a8c9b0785cf1338a8c33b8446691f853307df735807e","score":23.1,"cost_usd":0.031,"released":"2024-08-06","evidence_url":"https://aider.chat/docs/leaderboards/#polyglot-leaderboard","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"anthropic/claude-3-5-haiku-20241022","display":"Claude 3.5 Haiku","comparability_key":"fac0a91203f9ea4cfd69a8c9b0785cf1338a8c33b8446691f853307df735807e","score":28,"cost_usd":0.027,"released":"2024-10-22","evidence_url":"https://aider.chat/docs/leaderboards/#polyglot-leaderboard","provenance":"leaderboard_maintainer_verified"},"delta_score":4.899999999999999,"cost_ratio":1.1481481481481481,"cost_kind":"suite_total","same_model":false}


event_id: 77d21accbe1ab8eb69e96832d73b841f
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":"output_text","sellers":7,"points":4,"min_micro":160000,"max_micro":500000,"split_tenths":31,"trigger_new_seller":true,"trigger_jump":true,"entering_seller":"deepinfra","entering_micro":160000,"open_weights":true}

headline:
*** netsplit openai/gpt-oss-20b output_text: 4 prices across 7 sellers, 3.1x spread (deepinfra enters at $0.16)


event_id: 77f147512fe9ace9256c742f6fd41f4c
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-reasoning
headline: *** vercel-ai-gateway/xai/grok-4.20-0309-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-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-reasoning-beta.toml


event_id: 7810c1115030d8fd15f9d6303b00db78
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 output_text: $4.84 → $4.40 /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":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":4840000,"new_micro":4400000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 78142fbbc3182d587f8758f1ce4713d1
occurred_at: 2026-07-15T14:54:57Z
observed_at: 2026-07-15T14:54:57Z
kind: PRICE
channel: #price
model_uid: openai/gpt-oss-120b
headline: *** openrouter/openai/gpt-oss-120b input_text: $0.03 → $0.037 /Mtok (+23.3%)
source_url: https://github.com/anomalyco/models.dev.git#providers/openrouter/models/openai/gpt-oss-120b.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","seller_kind":"aggregator","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"openai/gpt-oss-120b","meter":"input_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":30000,"new_micro":37000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 783d444858c42d9a98294045380bd1ea
occurred_at: 2026-05-16
observed_at: 2026-05-16T08:54:41Z
kind: QUIT
channel: #dying
model_uid: xai/grok-3
headline: *** xai/grok-3 has quit openrouter (delisted 2026-05-16)
source_url: https://github.com/anomalyco/models.dev.git
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"openrouter","available_from":"2025-06-29","available_to":"2026-05-16","retire_kind":"observed_disappeared","window_confidence":"observed"}


event_id: 783d9dca438f68d9efcb9f76c6db4ed5
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 (high) has kicked Claude Opus 4.7 (xhigh) (Δ+0.01, 2.0× 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 (xhigh)","comparability_key":"4d017a1c48d06eb00337720c16b58e2766aa336c2e32a37dbee45443dda9e5b3","effort":"xhigh","score":0.616,"cost_usd":7.11,"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 (high)","comparability_key":"b92ae5cae2e97431845d721510f081e394838c2b6c01e55c5cd7758ca9c115c3","effort":"high","score":0.626,"cost_usd":3.59,"released":"2026-04-23","evidence_url":"https://cursor.com/cursorbench","provenance":"leaderboard_maintainer_verified"},"delta_score":0.010000000000000009,"cost_ratio":1.9805013927576602,"cost_kind":"per_task","same_model":false}


event_id: 7887f0633c3d560074e602d76f3735e9
occurred_at: 2026-10-23
observed_at: 2026-08-15T17:38:22Z
kind: QUIT
channel: #dying
model_uid: openai/o1-pro-20250319
source_url: https://developers.openai.com/api/docs/deprecations.md
confidence: observed
occurred_at_kind: effective
payload:
{"seller":"openai","available_from":"2025-03-20","available_to":"2026-10-23","retire_kind":"announced","deprecation_announced_on":"2026-04-22","notice_days":184,"window_confidence":"observed"}

headline:
*** openai/o1-pro-20250319 will quit openai (announced 2026-04-22, effective 2026-10-23, 184d notice)


event_id: 78a583567dee580e97586134fcf4d95c
occurred_at: 2026-01-21T15:47:10Z
observed_at: 2026-01-21T15:47:10Z
kind: PRICE
channel: #price
model_uid: xai/grok-4-fast-reasoning
headline: *** azure/xai/grok-4-fast-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-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: 78a6175a4165c80b0c87eb61d9abfc43
occurred_at: 2025-01-20
observed_at: 2026-08-15T17:38:19Z
kind: KICK
channel: #coding
model_uid: anthropic/claude-3-5-sonnet-20241022
counterparty_uid: deepseek/deepseek-r1
headline: *** DeepSeek-R1 has kicked Claude 3.5 Sonnet v2 (Δ+5.3, 2.7× cheaper)
source_url: https://aider.chat/docs/leaderboards/#polyglot-leaderboard
confidence: measured
occurred_at_kind: model_release
payload:
{"benchmark":"aider-polyglot","benchmark_version_id":"aider-polyglot@unversioned","measurer":"Epoch AI","victim":{"model_uid":"anthropic/claude-3-5-sonnet-20241022","display":"Claude 3.5 Sonnet v2","comparability_key":"fac0a91203f9ea4cfd69a8c9b0785cf1338a8c33b8446691f853307df735807e","score":51.6,"cost_usd":0.06404444444,"released":"2024-10-22","evidence_url":"https://aider.chat/docs/leaderboards/#polyglot-leaderboard","provenance":"leaderboard_maintainer_verified"},"winner":{"model_uid":"deepseek/deepseek-r1","display":"DeepSeek-R1","comparability_key":"fac0a91203f9ea4cfd69a8c9b0785cf1338a8c33b8446691f853307df735807e","score":56.9,"cost_usd":0.024,"released":"2025-01-20","evidence_url":"https://aider.chat/docs/leaderboards/#polyglot-leaderboard","provenance":"leaderboard_maintainer_verified"},"delta_score":5.299999999999997,"cost_ratio":2.6685185183333333,"cost_kind":"suite_total","same_model":false}


event_id: 7941b20fa04b6cf37ad1c72af92fe6f6
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: $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":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"anthropic/claude-3-5-haiku-20241022","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":5000000,"new_micro":4000000,"confidence":"observed","corroborations":1,"writer":"litellm"}


event_id: 79772b2bdaa77ef3bd782550b9cdc5fe
occurred_at: 2026-07-13T19:52:41Z
observed_at: 2026-07-13T19:52:41Z
kind: NETSPLIT
channel: #price
model_uid: openai/gpt-5.6-sol
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:
{"meter":"input_text","sellers":9,"points":2,"min_micro":5000000,"max_micro":5500000,"split_tenths":11,"trigger_new_seller":true,"entering_seller":"amazon-bedrock","entering_micro":5500000,"open_weights":false}

headline:
*** netsplit openai/gpt-5.6-sol input_text: 2 prices across 9 sellers, 1.1x spread (amazon-bedrock enters at $5.50)


event_id: 7990721f473076358e3061dda724415b
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-preview-09-2025
headline: *** openrouter/google/gemini-2.5-flash-lite-preview-09-2025 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-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"}

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


event_id: 799c62b7e53f920067434c4cf570ef04
occurred_at: 2026-08-10T09:47:54Z
observed_at: 2026-08-10T09:47:54Z
kind: PRICE
channel: #price
model_uid: openai/gpt-5.6-terra
headline: *** requesty/openai/gpt-5.6-terra cache_read: $0.275 → $0.22 /Mtok (-20%)
source_url: https://github.com/anomalyco/models.dev.git#providers/requesty/models/gpt-5.6-terra@eu.toml
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"requesty","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":275000,"new_micro":220000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 79a351486c05789bf15a3c158d7168d7
occurred_at: 2026-05-08T07:21:27Z
observed_at: 2026-05-08T07:21:27Z
kind: PRICE
channel: #price
model_uid: deepseek/deepseek-v4-pro
headline: *** novita/deepseek/deepseek-v4-pro output_text: $3.48 → $3.38 /Mtok (-2.9%)
confidence: observed
occurred_at_kind: commit
payload:
{"seller":"novita","seller_kind":"inference_host","region":"unspecified","service_tier":"standard","quantization":"unknown","currency":"USD","model_uid":"deepseek/deepseek-v4-pro","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":3480000,"new_micro":3380000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 7a093e0bfe3958f1c5f788e5b0690062
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 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-2.1","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: 7a15427b503cd718e7e71573648cb97b
occurred_at: 2026-02-28T13:24:16Z
observed_at: 2026-02-28T13:24:16Z
kind: PRICE
channel: #price
model_uid: anthropic/claude-sonnet-4-6
headline: *** venice/anthropic/claude-sonnet-4-6 output_text: $18.75 → $18.00 /Mtok (-4%)
source_url: https://github.com/anomalyco/models.dev.git#providers/venice/models/claude-sonnet-4-6.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":"anthropic/claude-sonnet-4-6","meter":"output_text","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":18750000,"new_micro":18000000,"confidence":"observed","corroborations":1,"writer":"modelsdev"}


event_id: 7a1bcbdb06ebf0df99a395ed846c58c3
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-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-preview-09-2025","meter":"cache_read","unit":"mtok","ctx_tier_min":0,"time_window":"all","old_micro":75000,"new_micro":30000,"confidence":"provisional","corroborations":1,"writer":"modelsdev"}

headline:
*** vercel-ai-gateway/google/gemini-2.5-flash-preview-09-2025 cache_read: $0.075 → $0.03 /Mtok (-60%)

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


event_id: 7a8123338ae9582d26b2b3935780cdd1
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":"input_text","sellers":9,"points":2,"min_micro":10000000,"max_micro":12000000,"split_tenths":12,"trigger_new_seller":true,"entering_seller":"venice","entering_micro":12000000,"open_weights":false}

headline:
*** netsplit anthropic/claude-fable-5 input_text: 2 prices across 9 sellers, 1.2x spread (venice enters at $12.00)


