{
 "metadata": {
  "name": "AI model retirements and notice periods, as stated by the providers",
  "retrievedDate": "2026-10-26",
  "sources": [
   {
    "file": "anthropic-model-deprecations.html",
    "url": "https://platform.claude.com/docs/en/about-claude/model-deprecations",
    "sha256": "302f8bbb922bccea648470039e9713a7f6b233e848bbbab99c32c6358bf65dac"
   },
   {
    "file": "openai-deprecations.html",
    "url": "https://developers.openai.com/api/docs/deprecations",
    "sha256": "48c8cd40f4641e5b9a68146ddb1e93faebf07ba6d83f259a1af11dbf56f98678"
   },
   {
    "file": "google-deprecations.html",
    "url": "https://ai.google.dev/gemini-api/docs/deprecations",
    "sha256": "0f89496657fafb81ca63957898808fdb9453747655733eb6448456d389d608ad"
   }
  ],
  "limits": [
   "Anthropic, OpenAI and Google only. xAI, DeepSeek and Mistral were not read.",
   "Notice days exist only where the page states the date developers were notified (Anthropic, OpenAI). Google gives release and shutdown dates only.",
   "Anthropic lists tentative earliest retirement dates (\"not sooner than\") for active models; those are not retirement announcements.",
   "Migration price change is list price only, Anthropic only, and ignores caching, batch and tier differences.",
   "A retired model name can keep working by routing to another model (Google and DeepSeek both say so for some names); that is recorded where stated."
  ]
 },
 "noticeDaysByProvider": {
  "Anthropic": {
   "n": 10,
   "min": 60,
   "median": 63,
   "max": 189
  },
  "OpenAI": {
   "n": 11,
   "min": 20,
   "median": 182,
   "max": 184
  },
  "Google": null
 },
 "anthropicStatus": [
  {
   "model": "claude-fable-5-1",
   "state": "Active",
   "deprecated": null,
   "retirementText": "Not sooner than September 1, 2027",
   "retirementIso": "2027-09-01",
   "notSoonerThan": true
  },
  {
   "model": "claude-mythos-5-1",
   "state": "Active",
   "deprecated": null,
   "retirementText": "Not sooner than September 1, 2027",
   "retirementIso": "2027-09-01",
   "notSoonerThan": true
  },
  {
   "model": "claude-fable-5",
   "state": "Active",
   "deprecated": null,
   "retirementText": "Not sooner than June 9, 2027",
   "retirementIso": "2027-06-09",
   "notSoonerThan": true
  },
  {
   "model": "claude-mythos-5",
   "state": "Active",
   "deprecated": null,
   "retirementText": "Not sooner than June 9, 2027",
   "retirementIso": "2027-06-09",
   "notSoonerThan": true
  },
  {
   "model": "claude-mythos-preview",
   "state": "Deprecated",
   "deprecated": "2026-06-09",
   "retirementText": "To be announced",
   "retirementIso": null,
   "notSoonerThan": false
  },
  {
   "model": "claude-opus-5-5",
   "state": "Active",
   "deprecated": null,
   "retirementText": "Not sooner than September 22, 2027",
   "retirementIso": "2027-09-22",
   "notSoonerThan": true
  },
  {
   "model": "claude-opus-5",
   "state": "Active",
   "deprecated": null,
   "retirementText": "Not sooner than July 24, 2027",
   "retirementIso": "2027-07-24",
   "notSoonerThan": true
  },
  {
   "model": "claude-opus-4-8",
   "state": "Active",
   "deprecated": null,
   "retirementText": "Not sooner than May 28, 2027",
   "retirementIso": "2027-05-28",
   "notSoonerThan": true
  },
  {
   "model": "claude-opus-4-7",
   "state": "Active",
   "deprecated": null,
   "retirementText": "Not sooner than April 16, 2027",
   "retirementIso": "2027-04-16",
   "notSoonerThan": true
  },
  {
   "model": "claude-opus-4-6",
   "state": "Active",
   "deprecated": null,
   "retirementText": "Not sooner than February 5, 2027",
   "retirementIso": "2027-02-05",
   "notSoonerThan": true
  },
  {
   "model": "claude-opus-4-5-20251101",
   "state": "Active",
   "deprecated": null,
   "retirementText": "Not sooner than November 24, 2026",
   "retirementIso": "2026-11-24",
   "notSoonerThan": true
  },
  {
   "model": "claude-opus-4-1-20250805",
   "state": "Retired",
   "deprecated": "2026-06-05",
   "retirementText": "August 5, 2026",
   "retirementIso": "2026-08-05",
   "notSoonerThan": false
  },
  {
   "model": "claude-opus-4-20250514",
   "state": "Retired",
   "deprecated": "2026-04-14",
   "retirementText": "June 15, 2026",
   "retirementIso": "2026-06-15",
   "notSoonerThan": false
  },
  {
   "model": "claude-sonnet-5-5",
   "state": "Active",
   "deprecated": null,
   "retirementText": "Not sooner than September 28, 2027",
   "retirementIso": "2027-09-28",
   "notSoonerThan": true
  },
  {
   "model": "claude-sonnet-5",
   "state": "Active",
   "deprecated": null,
   "retirementText": "Not sooner than June 30, 2027",
   "retirementIso": "2027-06-30",
   "notSoonerThan": true
  },
  {
   "model": "claude-sonnet-4-6",
   "state": "Active",
   "deprecated": null,
   "retirementText": "Not sooner than February 17, 2027",
   "retirementIso": "2027-02-17",
   "notSoonerThan": true
  },
  {
   "model": "claude-sonnet-4-5-20250929",
   "state": "Deprecated",
   "deprecated": "2026-09-30",
   "retirementText": "November 30, 2026",
   "retirementIso": "2026-11-30",
   "notSoonerThan": false
  },
  {
   "model": "claude-sonnet-4-20250514",
   "state": "Retired",
   "deprecated": "2026-04-14",
   "retirementText": "June 15, 2026",
   "retirementIso": "2026-06-15",
   "notSoonerThan": false
  },
  {
   "model": "claude-3-7-sonnet-20250219",
   "state": "Retired",
   "deprecated": "2025-10-28",
   "retirementText": "February 19, 2026",
   "retirementIso": "2026-02-19",
   "notSoonerThan": false
  },
  {
   "model": "claude-haiku-5-5",
   "state": "Active",
   "deprecated": null,
   "retirementText": "Not sooner than October 7, 2027",
   "retirementIso": "2027-10-07",
   "notSoonerThan": true
  },
  {
   "model": "claude-haiku-4-5-20251001",
   "state": "Active",
   "deprecated": null,
   "retirementText": "Not sooner than October 15, 2026",
   "retirementIso": "2026-10-15",
   "notSoonerThan": true
  },
  {
   "model": "claude-3-5-haiku-20241022",
   "state": "Retired",
   "deprecated": "2025-12-19",
   "retirementText": "February 19, 2026",
   "retirementIso": "2026-02-19",
   "notSoonerThan": false
  },
  {
   "model": "claude-3-haiku-20240307",
   "state": "Retired",
   "deprecated": "2026-02-19",
   "retirementText": "April 20, 2026",
   "retirementIso": "2026-04-20",
   "notSoonerThan": false
  }
 ],
 "anthropicEvents": [
  {
   "provider": "Anthropic",
   "notified": "2026-09-30",
   "retirement": "2026-11-30",
   "model": "claude-sonnet-4-5-20250929",
   "replacement": "claude-sonnet-5-5",
   "noticeDays": 61
  },
  {
   "provider": "Anthropic",
   "notified": "2026-06-05",
   "retirement": "2026-08-05",
   "model": "claude-opus-4-1-20250805",
   "replacement": "claude-opus-4-8",
   "noticeDays": 61
  },
  {
   "provider": "Anthropic",
   "notified": "2026-04-14",
   "retirement": "2026-06-15",
   "model": "claude-sonnet-4-20250514",
   "replacement": "claude-sonnet-5-5",
   "noticeDays": 62
  },
  {
   "provider": "Anthropic",
   "notified": "2026-04-14",
   "retirement": "2026-06-15",
   "model": "claude-opus-4-20250514",
   "replacement": "claude-opus-4-8",
   "noticeDays": 62
  },
  {
   "provider": "Anthropic",
   "notified": "2026-02-19",
   "retirement": "2026-04-20",
   "model": "claude-3-haiku-20240307",
   "replacement": "claude-haiku-4-5-20251001",
   "noticeDays": 60
  },
  {
   "provider": "Anthropic",
   "notified": "2025-12-19",
   "retirement": "2026-02-19",
   "model": "claude-3-5-haiku-20241022",
   "replacement": "claude-haiku-4-5-20251001",
   "noticeDays": 62
  },
  {
   "provider": "Anthropic",
   "notified": "2025-10-28",
   "retirement": "2026-02-19",
   "model": "claude-3-7-sonnet-20250219",
   "replacement": "claude-sonnet-5-5",
   "noticeDays": 114
  },
  {
   "provider": "Anthropic",
   "notified": "2025-08-13",
   "retirement": "2025-10-28",
   "model": "claude-3-5-sonnet-20240620",
   "replacement": "claude-sonnet-5-5",
   "noticeDays": 76
  },
  {
   "provider": "Anthropic",
   "notified": "2025-08-13",
   "retirement": "2025-10-28",
   "model": "claude-3-5-sonnet-20241022",
   "replacement": "claude-sonnet-5-5",
   "noticeDays": 76
  },
  {
   "provider": "Anthropic",
   "notified": "2025-06-30",
   "retirement": "2026-01-05",
   "model": "claude-3-opus-20240229",
   "replacement": "claude-opus-4-8",
   "noticeDays": 189
  },
  {
   "provider": "Anthropic",
   "notified": "2025-01-21",
   "retirement": "2025-07-21",
   "model": "claude-2.0",
   "replacement": "claude-opus-4-8",
   "noticeDays": 181
  },
  {
   "provider": "Anthropic",
   "notified": "2025-01-21",
   "retirement": "2025-07-21",
   "model": "claude-2.1",
   "replacement": "claude-opus-4-8",
   "noticeDays": 181
  },
  {
   "provider": "Anthropic",
   "notified": "2025-01-21",
   "retirement": "2025-07-21",
   "model": "claude-3-sonnet-20240229",
   "replacement": "claude-sonnet-5-5",
   "noticeDays": 181
  },
  {
   "provider": "Anthropic",
   "notified": "2024-09-04",
   "retirement": "2024-11-06",
   "model": "claude-1.0",
   "replacement": "claude-haiku-4-5-20251001",
   "noticeDays": 63
  },
  {
   "provider": "Anthropic",
   "notified": "2024-09-04",
   "retirement": "2024-11-06",
   "model": "claude-1.1",
   "replacement": "claude-haiku-4-5-20251001",
   "noticeDays": 63
  },
  {
   "provider": "Anthropic",
   "notified": "2024-09-04",
   "retirement": "2024-11-06",
   "model": "claude-1.2",
   "replacement": "claude-haiku-4-5-20251001",
   "noticeDays": 63
  },
  {
   "provider": "Anthropic",
   "notified": "2024-09-04",
   "retirement": "2024-11-06",
   "model": "claude-1.3",
   "replacement": "claude-haiku-4-5-20251001",
   "noticeDays": 63
  },
  {
   "provider": "Anthropic",
   "notified": "2024-09-04",
   "retirement": "2024-11-06",
   "model": "claude-instant-1.0",
   "replacement": "claude-haiku-4-5-20251001",
   "noticeDays": 63
  },
  {
   "provider": "Anthropic",
   "notified": "2024-09-04",
   "retirement": "2024-11-06",
   "model": "claude-instant-1.1",
   "replacement": "claude-haiku-4-5-20251001",
   "noticeDays": 63
  },
  {
   "provider": "Anthropic",
   "notified": "2024-09-04",
   "retirement": "2024-11-06",
   "model": "claude-instant-1.2",
   "replacement": "claude-haiku-4-5-20251001",
   "noticeDays": 63
  }
 ],
 "openaiEvents": [
  {
   "provider": "OpenAI",
   "notified": "2026-10-14",
   "shutdown": "2027-01-14",
   "group": "GPT-4 series model deprecations",
   "model": "GPT-4o ( gpt-4o-2024-08-06 , gpt-4o-2024-11-20 )",
   "replacement": "gpt-6-luna",
   "noticeDays": 92
  },
  {
   "provider": "OpenAI",
   "notified": "2026-10-14",
   "shutdown": "2027-01-14",
   "group": "GPT-4 series model deprecations",
   "model": "GPT-4o mini ( gpt-4o-mini-2024-07-18 )",
   "replacement": "gpt-6-luna",
   "noticeDays": 92
  },
  {
   "provider": "OpenAI",
   "notified": "2026-10-14",
   "shutdown": "2027-01-14",
   "group": "GPT-4 series model deprecations",
   "model": "GPT-4.1 ( gpt-4.1-2025-04-14 )",
   "replacement": "gpt-6-luna",
   "noticeDays": 92
  },
  {
   "provider": "OpenAI",
   "notified": "2026-10-14",
   "shutdown": "2027-01-14",
   "group": "GPT-4 series model deprecations",
   "model": "GPT-4.1 mini ( gpt-4.1-mini-2025-04-14 )",
   "replacement": "gpt-6-luna",
   "noticeDays": 92
  },
  {
   "provider": "OpenAI",
   "notified": "2026-10-01",
   "shutdown": "2027-04-01",
   "group": "GPT-5.3-Codex, GPT-5.1, GPT-5.4-Nano",
   "model": "gpt-5.3-codex",
   "replacement": "gpt-6-sol",
   "noticeDays": 182
  },
  {
   "provider": "OpenAI",
   "notified": "2026-10-01",
   "shutdown": "2027-04-01",
   "group": "GPT-5.3-Codex, GPT-5.1, GPT-5.4-Nano",
   "model": "gpt-5.4-nano | gpt-5.4-nano-2026-03-17",
   "replacement": "gpt-6-luna",
   "noticeDays": 182
  },
  {
   "provider": "OpenAI",
   "notified": "2026-10-01",
   "shutdown": "2027-04-01",
   "group": "GPT-5.3-Codex, GPT-5.1, GPT-5.4-Nano",
   "model": "gpt-5.1 | gpt-5.1-2025-11-13",
   "replacement": "gpt-6-sol",
   "noticeDays": 182
  },
  {
   "provider": "OpenAI",
   "notified": "2026-10-01",
   "shutdown": "2027-01-06",
   "group": "Text-to-speech models",
   "model": "tts-1",
   "replacement": "gpt-realtime-2.1-mini",
   "noticeDays": 97
  },
  {
   "provider": "OpenAI",
   "notified": "2026-10-01",
   "shutdown": "2027-01-06",
   "group": "Text-to-speech models",
   "model": "tts-1-hd",
   "replacement": "gpt-realtime-2.1-mini",
   "noticeDays": 97
  },
  {
   "provider": "OpenAI",
   "notified": "2026-10-01",
   "shutdown": "2027-01-06",
   "group": "Text-to-speech models",
   "model": "gpt-4o-mini-tts | gpt-4o-mini-tts-2025-03-20",
   "replacement": "gpt-realtime-2.1-mini",
   "noticeDays": 97
  },
  {
   "provider": "OpenAI",
   "notified": "2026-10-01",
   "shutdown": "2027-01-06",
   "group": "Text-to-speech models",
   "model": "gpt-4o-mini-tts | gpt-4o-mini-tts-2025-12-15",
   "replacement": "gpt-realtime-2.1-mini",
   "noticeDays": 97
  },
  {
   "provider": "OpenAI",
   "notified": "2026-08-26",
   "shutdown": "2027-02-26",
   "group": "Transcription models",
   "model": "whisper-1",
   "replacement": "gpt-live-transcribe or gpt-transcribe",
   "noticeDays": 184
  },
  {
   "provider": "OpenAI",
   "notified": "2026-08-26",
   "shutdown": "2027-02-26",
   "group": "Transcription models",
   "model": "gpt-4o-transcribe",
   "replacement": "gpt-live-transcribe or gpt-transcribe",
   "noticeDays": 184
  },
  {
   "provider": "OpenAI",
   "notified": "2026-08-26",
   "shutdown": "2027-02-26",
   "group": "Transcription models",
   "model": "gpt-4o-mini-transcribe | gpt-4o-mini-transcribe-2025-12-15",
   "replacement": "gpt-live-transcribe or gpt-transcribe",
   "noticeDays": 184
  },
  {
   "provider": "OpenAI",
   "notified": "2026-08-26",
   "shutdown": "2027-02-26",
   "group": "Transcription models",
   "model": "gpt-4o-transcribe-diarize",
   "replacement": "gpt-live-transcribe or gpt-transcribe",
   "noticeDays": 184
  },
  {
   "provider": "OpenAI",
   "notified": "2026-08-26",
   "shutdown": "2027-02-26",
   "group": "Transcription models",
   "model": "/v1/audio/translations",
   "replacement": "v1/realtime/translations",
   "noticeDays": 184
  },
  {
   "provider": "OpenAI",
   "notified": "2026-07-20",
   "shutdown": "2027-01-20",
   "group": "Legacy audio, realtime, and transcription models",
   "model": "gpt-realtime | gpt-realtime-2025-08-28",
   "replacement": "gpt-realtime-2.1",
   "noticeDays": 184
  },
  {
   "provider": "OpenAI",
   "notified": "2026-07-20",
   "shutdown": "2027-01-20",
   "group": "Legacy audio, realtime, and transcription models",
   "model": "gpt-audio | gpt-audio-2025-08-28",
   "replacement": "gpt-audio-1.5",
   "noticeDays": 184
  },
  {
   "provider": "OpenAI",
   "notified": "2026-07-20",
   "shutdown": "2027-01-20",
   "group": "Legacy audio, realtime, and transcription models",
   "model": "gpt-4o-audio",
   "replacement": "gpt-audio-1.5",
   "noticeDays": 184
  },
  {
   "provider": "OpenAI",
   "notified": "2026-07-20",
   "shutdown": "2027-01-20",
   "group": "Legacy audio, realtime, and transcription models",
   "model": "gpt-4o-realtime",
   "replacement": "gpt-realtime-2.1",
   "noticeDays": 184
  },
  {
   "provider": "OpenAI",
   "notified": "2026-07-20",
   "shutdown": "2027-01-20",
   "group": "Legacy audio, realtime, and transcription models",
   "model": "gpt-realtime-mini | gpt-realtime-mini-2025-12-15",
   "replacement": "gpt-realtime-2.1-mini",
   "noticeDays": 184
  },
  {
   "provider": "OpenAI",
   "notified": "2026-07-20",
   "shutdown": "2027-01-20",
   "group": "Legacy audio, realtime, and transcription models",
   "model": "gpt-audio-mini | gpt-audio-mini-2025-12-15",
   "replacement": "gpt-audio-1.5",
   "noticeDays": 184
  },
  {
   "provider": "OpenAI",
   "notified": "2026-07-20",
   "shutdown": "2027-01-20",
   "group": "Legacy audio, realtime, and transcription models",
   "model": "gpt-4o-mini-realtime",
   "replacement": "gpt-realtime-2.1-mini",
   "noticeDays": 184
  },
  {
   "provider": "OpenAI",
   "notified": "2026-07-20",
   "shutdown": "2027-01-20",
   "group": "Legacy audio, realtime, and transcription models",
   "model": "gpt-4o-mini-audio",
   "replacement": "gpt-audio-1.5",
   "noticeDays": 184
  },
  {
   "provider": "OpenAI",
   "notified": "2026-07-20",
   "shutdown": "2027-01-20",
   "group": "Legacy audio, realtime, and transcription models",
   "model": "gpt-4o-mini-transcribe-2025-03-20",
   "replacement": "gpt-4o-mini-transcribe-2025-12-15",
   "noticeDays": 184
  },
  {
   "provider": "OpenAI",
   "notified": "2026-06-11",
   "shutdown": "2026-12-11",
   "group": "GPT-5 and o3 model deprecations",
   "model": "gpt-5 | gpt-5-2025-08-07",
   "replacement": "gpt-5.6-sol",
   "noticeDays": 183
  },
  {
   "provider": "OpenAI",
   "notified": "2026-06-11",
   "shutdown": "2026-12-11",
   "group": "GPT-5 and o3 model deprecations",
   "model": "gpt-5-mini | gpt-5-mini-2025-08-07",
   "replacement": "gpt-5.6-terra",
   "noticeDays": 183
  },
  {
   "provider": "OpenAI",
   "notified": "2026-06-11",
   "shutdown": "2026-12-11",
   "group": "GPT-5 and o3 model deprecations",
   "model": "gpt-5-nano | gpt-5-nano-2025-08-07",
   "replacement": "gpt-5.6-luna",
   "noticeDays": 183
  },
  {
   "provider": "OpenAI",
   "notified": "2026-06-11",
   "shutdown": "2026-12-11",
   "group": "GPT-5 and o3 model deprecations",
   "model": "gpt-5-pro | gpt-5-pro-2025-10-06",
   "replacement": "gpt-5.6-sol ( reasoning.mode: pro )",
   "noticeDays": 183
  },
  {
   "provider": "OpenAI",
   "notified": "2026-06-11",
   "shutdown": "2026-12-11",
   "group": "GPT-5 and o3 model deprecations",
   "model": "o3 | o3-2025-04-16",
   "replacement": "gpt-5.6-sol",
   "noticeDays": 183
  },
  {
   "provider": "OpenAI",
   "notified": "2026-06-11",
   "shutdown": "2026-12-11",
   "group": "GPT-5 and o3 model deprecations",
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   "replacement": "gpt-5.6-sol ( reasoning.mode: pro )",
   "noticeDays": 183
  },
  {
   "provider": "OpenAI",
   "notified": "2026-06-02",
   "shutdown": "2026-12-01",
   "group": "GPT Image model deprecations",
   "model": "gpt-image-1-mini",
   "replacement": "gpt-image-2.5-sunburst or gpt-image-2.5-flare",
   "noticeDays": 182
  },
  {
   "provider": "OpenAI",
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   "shutdown": "2026-12-01",
   "group": "GPT Image model deprecations",
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   "replacement": "gpt-image-2.5-sunburst or gpt-image-2.5-flare",
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   "provider": "OpenAI",
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   "shutdown": "2026-12-01",
   "group": "GPT Image model deprecations",
   "model": "chatgpt-image-latest",
   "replacement": "gpt-image-2.5-sunburst or gpt-image-2.5-flare",
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  },
  {
   "provider": "OpenAI",
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   "shutdown": "2026-10-01",
   "group": "GPT-5.4-Cyber",
   "model": "gpt-5.4-cyber",
   "replacement": "The most capable cyber model available to you.",
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  },
  {
   "provider": "OpenAI",
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   "shutdown": "2026-08-10",
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   "replacement": "gpt-5.6-sol",
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   "provider": "OpenAI",
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   "shutdown": "2026-08-10",
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  {
   "provider": "OpenAI",
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   "shutdown": "2026-10-23",
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   "provider": "OpenAI",
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   "shutdown": "2026-10-23",
   "group": "Legacy GPT model snapshots",
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  {
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   "shutdown": "2026-10-23",
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   "provider": "OpenAI",
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   "shutdown": "2026-10-23",
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  {
   "provider": "OpenAI",
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   "shutdown": "2026-10-23",
   "group": "Legacy GPT model snapshots",
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  {
   "provider": "OpenAI",
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   "shutdown": "2026-10-23",
   "group": "Legacy GPT model snapshots",
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  {
   "provider": "OpenAI",
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   "shutdown": "2026-10-23",
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   "provider": "OpenAI",
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   "shutdown": "2026-10-23",
   "group": "Legacy GPT model snapshots",
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   "replacement": "gpt-5.6-sol",
   "noticeDays": 184
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   "provider": "OpenAI",
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   "shutdown": "2026-10-23",
   "group": "Legacy GPT model snapshots",
   "model": "o1-pro-2025-03-19 | o1-pro",
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   "provider": "OpenAI",
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   "shutdown": "2026-10-23",
   "group": "Legacy GPT model snapshots",
   "model": "o3-mini-2025-01-31 | o3-mini",
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   "provider": "OpenAI",
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   "shutdown": "2026-10-23",
   "group": "Legacy GPT model snapshots",
   "model": "ft-o4-mini-2025-04-16",
   "replacement": "gpt-5.6-terra",
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  {
   "provider": "OpenAI",
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   "shutdown": "2026-10-23",
   "group": "Legacy GPT model snapshots",
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   "shutdown": "2026-10-23",
   "group": "Legacy GPT model snapshots",
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   "provider": "OpenAI",
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   "shutdown": "2026-10-23",
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   "provider": "OpenAI",
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   "shutdown": "2026-10-23",
   "group": "Legacy GPT model snapshots",
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   "provider": "OpenAI",
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   "shutdown": "2026-10-23",
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  {
   "provider": "OpenAI",
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   "shutdown": "2026-10-23",
   "group": "Legacy GPT model snapshots",
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  {
   "provider": "OpenAI",
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   "shutdown": "2026-07-23",
   "group": "Legacy GPT model snapshots (July 2026 shutdown)",
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   "provider": "OpenAI",
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   "shutdown": "2026-07-23",
   "group": "Legacy GPT model snapshots (July 2026 shutdown)",
   "model": "gpt-4o-mini-search-preview-2025-03-11",
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  {
   "provider": "OpenAI",
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   "shutdown": "2026-07-23",
   "group": "Legacy GPT model snapshots (July 2026 shutdown)",
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   "replacement": "gpt-5.6-terra",
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   "provider": "OpenAI",
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   "shutdown": "2026-07-23",
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  {
   "provider": "OpenAI",
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   "shutdown": "2026-07-23",
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  {
   "provider": "OpenAI",
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   "provider": "OpenAI",
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   "shutdown": "2026-07-23",
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   "provider": "OpenAI",
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   "shutdown": "2026-07-23",
   "group": "Legacy GPT model snapshots (July 2026 shutdown)",
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   "provider": "OpenAI",
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   "shutdown": "2026-07-23",
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   "routesAutomatically": false
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   "provider": "Google",
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   "replacement": null,
   "routesAutomatically": false
  },
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   "provider": "Google",
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   "routesAutomatically": false
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   "provider": "Google",
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   "routesAutomatically": false
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   "provider": "Google",
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   "routesAutomatically": false
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   "provider": "Google",
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   "replacement": "gemini-3.8-flash (not available to select in Google AI Studio; the endpoint is not shutting down and automatically routes API requests to gemini-3.8-flash )",
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  },
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   "provider": "Google",
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  },
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   "provider": "Google",
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   "routesAutomatically": false
  },
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   "provider": "Google",
   "group": "Gemini 3 models",
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   "shutdown": null,
   "shutdownText": "N/A",
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   "routesAutomatically": true
  },
  {
   "provider": "Google",
   "group": "Gemini 3 models",
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   "replacement": "gemini-3.5-flash-lite",
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  {
   "provider": "Google",
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   "replacement": null,
   "routesAutomatically": false
  },
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   "provider": "Google",
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   "shutdown": "2026-11-17",
   "shutdownText": "November 17, 2026",
   "replacement": "gemini-3.8-flash-tts or gemini-3.8-flash-lite-tts",
   "routesAutomatically": false
  },
  {
   "provider": "Google",
   "group": "Gemini 3 models",
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   "replacement": null,
   "routesAutomatically": false
  },
  {
   "provider": "Google",
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   "replacement": "gemini-3.6-flash",
   "routesAutomatically": false
  },
  {
   "provider": "Google",
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   "replacement": "gemini-3.1-pro-preview",
   "routesAutomatically": false
  },
  {
   "provider": "Google",
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   "shutdown": "2026-05-25",
   "shutdownText": "May 25, 2026",
   "replacement": "gemini-3.1-flash-lite",
   "routesAutomatically": false
  },
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   "provider": "Google",
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   "replacement": null,
   "routesAutomatically": false
  },
  {
   "provider": "Google",
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   "replacement": null,
   "routesAutomatically": false
  },
  {
   "provider": "Google",
   "group": "Gemini 2.5 Pro models",
   "model": "gemini-2.5-computer-use-preview-10-2025",
   "released": "2025-10-07",
   "shutdown": "2026-07-28",
   "shutdownText": "July 28, 2026",
   "replacement": "gemini-3.8-flash",
   "routesAutomatically": false
  },
  {
   "provider": "Google",
   "group": "Gemini 2.5 Pro models",
   "model": "gemini-2.5-pro-preview-03-25",
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   "shutdown": "2025-12-02",
   "shutdownText": "December 2, 2025",
   "replacement": "gemini-3.1-pro-preview",
   "routesAutomatically": false
  },
  {
   "provider": "Google",
   "group": "Gemini 2.5 Pro models",
   "model": "gemini-2.5-pro-preview-05-06",
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   "shutdown": "2025-12-02",
   "shutdownText": "December 2, 2025",
   "replacement": "gemini-3.1-pro-preview",
   "routesAutomatically": false
  },
  {
   "provider": "Google",
   "group": "Gemini 2.5 Pro models",
   "model": "gemini-2.5-pro-preview-06-05",
   "released": "2025-06-05",
   "shutdown": "2025-12-02",
   "shutdownText": "December 2, 2025",
   "replacement": "gemini-3.1-pro-preview",
   "routesAutomatically": false
  },
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   "provider": "Google",
   "group": "Gemini 2.5 Flash models",
   "model": "gemini-2.5-flash",
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   "shutdown": null,
   "shutdownText": "No shutdown date announced",
   "replacement": null,
   "routesAutomatically": false
  },
  {
   "provider": "Google",
   "group": "Gemini 2.5 Flash models",
   "model": "gemini-2.5-flash-lite",
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   "shutdown": null,
   "shutdownText": "No shutdown date announced",
   "replacement": null,
   "routesAutomatically": false
  },
  {
   "provider": "Google",
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   "model": "Preview models",
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   "shutdown": null,
   "replacement": null,
   "routesAutomatically": false
  },
  {
   "provider": "Google",
   "group": "Gemini 2.5 Flash models",
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   "released": "2025-09-25",
   "shutdown": "2026-03-31",
   "shutdownText": "March 31, 2026",
   "replacement": "gemini-3.1-flash-lite",
   "routesAutomatically": false
  },
  {
   "provider": "Google",
   "group": "Gemini 2.5 Flash models",
   "model": "gemini-2.5-flash-preview-05-20",
   "released": "2025-05-20",
   "shutdown": "2025-11-18",
   "shutdownText": "November 18, 2025",
   "replacement": "gemini-3.6-flash",
   "routesAutomatically": false
  },
  {
   "provider": "Google",
   "group": "Gemini 2.5 Flash models",
   "model": "gemini-2.5-flash-preview-09-25",
   "released": "2025-09-25",
   "shutdown": "2026-02-17",
   "shutdownText": "February 17, 2026",
   "replacement": "gemini-3.6-flash",
   "routesAutomatically": false
  },
  {
   "provider": "Google",
   "group": "Gemini 2.0 models",
   "model": "gemini-2.0-flash",
   "released": "2025-02-05",
   "shutdown": "2026-06-01",
   "shutdownText": "June 1, 2026",
   "replacement": "gemini-3.6-flash",
   "routesAutomatically": false
  },
  {
   "provider": "Google",
   "group": "Gemini 2.0 models",
   "model": "gemini-2.0-flash-001",
   "released": "2025-02-05",
   "shutdown": "2026-06-01",
   "shutdownText": "June 1, 2026",
   "replacement": "gemini-3.6-flash",
   "routesAutomatically": false
  },
  {
   "provider": "Google",
   "group": "Gemini 2.0 models",
   "model": "gemini-2.0-flash-lite",
   "released": "2025-02-25",
   "shutdown": "2026-06-01",
   "shutdownText": "June 1, 2026",
   "replacement": "gemini-3.1-flash-lite",
   "routesAutomatically": false
  },
  {
   "provider": "Google",
   "group": "Gemini 2.0 models",
   "model": "gemini-2.0-flash-lite-001",
   "released": "2025-02-25",
   "shutdown": "2026-06-01",
   "shutdownText": "June 1, 2026",
   "replacement": "gemini-3.1-flash-lite",
   "routesAutomatically": false
  },
  {
   "provider": "Google",
   "group": "Gemini 2.0 models",
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   "replacement": null,
   "routesAutomatically": false
  },
  {
   "provider": "Google",
   "group": "Gemini 2.0 models",
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   "model": "claude-sonnet-4-5-20250929",
   "replacement": "claude-sonnet-5-5",
   "noticeDays": 61,
   "stated": "retirement date"
  },
  {
   "provider": "OpenAI",
   "date": "2026-12-01",
   "model": "gpt-image-1-mini",
   "replacement": "gpt-image-2.5-sunburst or gpt-image-2.5-flare",
   "noticeDays": 182,
   "stated": "shutdown date"
  },
  {
   "provider": "OpenAI",
   "date": "2026-12-01",
   "model": "gpt-image-1.5 | gpt-image-1.5-2025-12-16",
   "replacement": "gpt-image-2.5-sunburst or gpt-image-2.5-flare",
   "noticeDays": 182,
   "stated": "shutdown date"
  },
  {
   "provider": "OpenAI",
   "date": "2026-12-01",
   "model": "chatgpt-image-latest",
   "replacement": "gpt-image-2.5-sunburst or gpt-image-2.5-flare",
   "noticeDays": 182,
   "stated": "shutdown date"
  },
  {
   "provider": "OpenAI",
   "date": "2026-12-11",
   "model": "gpt-5 | gpt-5-2025-08-07",
   "replacement": "gpt-5.6-sol",
   "noticeDays": 183,
   "stated": "shutdown date"
  },
  {
   "provider": "OpenAI",
   "date": "2026-12-11",
   "model": "gpt-5-mini | gpt-5-mini-2025-08-07",
   "replacement": "gpt-5.6-terra",
   "noticeDays": 183,
   "stated": "shutdown date"
  },
  {
   "provider": "OpenAI",
   "date": "2026-12-11",
   "model": "gpt-5-nano | gpt-5-nano-2025-08-07",
   "replacement": "gpt-5.6-luna",
   "noticeDays": 183,
   "stated": "shutdown date"
  },
  {
   "provider": "OpenAI",
   "date": "2026-12-11",
   "model": "gpt-5-pro | gpt-5-pro-2025-10-06",
   "replacement": "gpt-5.6-sol ( reasoning.mode: pro )",
   "noticeDays": 183,
   "stated": "shutdown date"
  },
  {
   "provider": "OpenAI",
   "date": "2026-12-11",
   "model": "o3 | o3-2025-04-16",
   "replacement": "gpt-5.6-sol",
   "noticeDays": 183,
   "stated": "shutdown date"
  },
  {
   "provider": "OpenAI",
   "date": "2026-12-11",
   "model": "o3-pro | o3-pro-2025-06-10",
   "replacement": "gpt-5.6-sol ( reasoning.mode: pro )",
   "noticeDays": 183,
   "stated": "shutdown date"
  },
  {
   "provider": "OpenAI",
   "date": "2027-01-06",
   "model": "tts-1",
   "replacement": "gpt-realtime-2.1-mini",
   "noticeDays": 97,
   "stated": "shutdown date"
  },
  {
   "provider": "OpenAI",
   "date": "2027-01-06",
   "model": "tts-1-hd",
   "replacement": "gpt-realtime-2.1-mini",
   "noticeDays": 97,
   "stated": "shutdown date"
  },
  {
   "provider": "OpenAI",
   "date": "2027-01-06",
   "model": "gpt-4o-mini-tts | gpt-4o-mini-tts-2025-03-20",
   "replacement": "gpt-realtime-2.1-mini",
   "noticeDays": 97,
   "stated": "shutdown date"
  },
  {
   "provider": "OpenAI",
   "date": "2027-01-06",
   "model": "gpt-4o-mini-tts | gpt-4o-mini-tts-2025-12-15",
   "replacement": "gpt-realtime-2.1-mini",
   "noticeDays": 97,
   "stated": "shutdown date"
  },
  {
   "provider": "OpenAI",
   "date": "2027-01-14",
   "model": "GPT-4o ( gpt-4o-2024-08-06 , gpt-4o-2024-11-20 )",
   "replacement": "gpt-6-luna",
   "noticeDays": 92,
   "stated": "shutdown date"
  },
  {
   "provider": "OpenAI",
   "date": "2027-01-14",
   "model": "GPT-4o mini ( gpt-4o-mini-2024-07-18 )",
   "replacement": "gpt-6-luna",
   "noticeDays": 92,
   "stated": "shutdown date"
  },
  {
   "provider": "OpenAI",
   "date": "2027-01-14",
   "model": "GPT-4.1 ( gpt-4.1-2025-04-14 )",
   "replacement": "gpt-6-luna",
   "noticeDays": 92,
   "stated": "shutdown date"
  },
  {
   "provider": "OpenAI",
   "date": "2027-01-14",
   "model": "GPT-4.1 mini ( gpt-4.1-mini-2025-04-14 )",
   "replacement": "gpt-6-luna",
   "noticeDays": 92,
   "stated": "shutdown date"
  },
  {
   "provider": "OpenAI",
   "date": "2027-01-20",
   "model": "gpt-realtime | gpt-realtime-2025-08-28",
   "replacement": "gpt-realtime-2.1",
   "noticeDays": 184,
   "stated": "shutdown date"
  },
  {
   "provider": "OpenAI",
   "date": "2027-01-20",
   "model": "gpt-audio | gpt-audio-2025-08-28",
   "replacement": "gpt-audio-1.5",
   "noticeDays": 184,
   "stated": "shutdown date"
  },
  {
   "provider": "OpenAI",
   "date": "2027-01-20",
   "model": "gpt-4o-audio",
   "replacement": "gpt-audio-1.5",
   "noticeDays": 184,
   "stated": "shutdown date"
  },
  {
   "provider": "OpenAI",
   "date": "2027-01-20",
   "model": "gpt-4o-realtime",
   "replacement": "gpt-realtime-2.1",
   "noticeDays": 184,
   "stated": "shutdown date"
  },
  {
   "provider": "OpenAI",
   "date": "2027-01-20",
   "model": "gpt-realtime-mini | gpt-realtime-mini-2025-12-15",
   "replacement": "gpt-realtime-2.1-mini",
   "noticeDays": 184,
   "stated": "shutdown date"
  },
  {
   "provider": "OpenAI",
   "date": "2027-01-20",
   "model": "gpt-audio-mini | gpt-audio-mini-2025-12-15",
   "replacement": "gpt-audio-1.5",
   "noticeDays": 184,
   "stated": "shutdown date"
  },
  {
   "provider": "OpenAI",
   "date": "2027-01-20",
   "model": "gpt-4o-mini-realtime",
   "replacement": "gpt-realtime-2.1-mini",
   "noticeDays": 184,
   "stated": "shutdown date"
  },
  {
   "provider": "OpenAI",
   "date": "2027-01-20",
   "model": "gpt-4o-mini-audio",
   "replacement": "gpt-audio-1.5",
   "noticeDays": 184,
   "stated": "shutdown date"
  },
  {
   "provider": "OpenAI",
   "date": "2027-01-20",
   "model": "gpt-4o-mini-transcribe-2025-03-20",
   "replacement": "gpt-4o-mini-transcribe-2025-12-15",
   "noticeDays": 184,
   "stated": "shutdown date"
  },
  {
   "provider": "Anthropic",
   "date": "2027-02-05",
   "model": "claude-opus-4-6",
   "replacement": null,
   "noticeDays": null,
   "stated": "not sooner than (tentative earliest retirement)"
  },
  {
   "provider": "Anthropic",
   "date": "2027-02-17",
   "model": "claude-sonnet-4-6",
   "replacement": null,
   "noticeDays": null,
   "stated": "not sooner than (tentative earliest retirement)"
  },
  {
   "provider": "OpenAI",
   "date": "2027-02-26",
   "model": "whisper-1",
   "replacement": "gpt-live-transcribe or gpt-transcribe",
   "noticeDays": 184,
   "stated": "shutdown date"
  },
  {
   "provider": "OpenAI",
   "date": "2027-02-26",
   "model": "gpt-4o-transcribe",
   "replacement": "gpt-live-transcribe or gpt-transcribe",
   "noticeDays": 184,
   "stated": "shutdown date"
  },
  {
   "provider": "OpenAI",
   "date": "2027-02-26",
   "model": "gpt-4o-mini-transcribe | gpt-4o-mini-transcribe-2025-12-15",
   "replacement": "gpt-live-transcribe or gpt-transcribe",
   "noticeDays": 184,
   "stated": "shutdown date"
  },
  {
   "provider": "OpenAI",
   "date": "2027-02-26",
   "model": "gpt-4o-transcribe-diarize",
   "replacement": "gpt-live-transcribe or gpt-transcribe",
   "noticeDays": 184,
   "stated": "shutdown date"
  },
  {
   "provider": "OpenAI",
   "date": "2027-02-26",
   "model": "/v1/audio/translations",
   "replacement": "v1/realtime/translations",
   "noticeDays": 184,
   "stated": "shutdown date"
  },
  {
   "provider": "Google",
   "date": "2027-03-15",
   "model": "gemini-2.5-flash-image",
   "replacement": "gemini-3.1-flash-lite-image",
   "noticeDays": null,
   "stated": "shutdown date"
  },
  {
   "provider": "OpenAI",
   "date": "2027-04-01",
   "model": "gpt-5.3-codex",
   "replacement": "gpt-6-sol",
   "noticeDays": 182,
   "stated": "shutdown date"
  },
  {
   "provider": "OpenAI",
   "date": "2027-04-01",
   "model": "gpt-5.4-nano | gpt-5.4-nano-2026-03-17",
   "replacement": "gpt-6-luna",
   "noticeDays": 182,
   "stated": "shutdown date"
  },
  {
   "provider": "OpenAI",
   "date": "2027-04-01",
   "model": "gpt-5.1 | gpt-5.1-2025-11-13",
   "replacement": "gpt-6-sol",
   "noticeDays": 182,
   "stated": "shutdown date"
  },
  {
   "provider": "Anthropic",
   "date": "2027-04-16",
   "model": "claude-opus-4-7",
   "replacement": null,
   "noticeDays": null,
   "stated": "not sooner than (tentative earliest retirement)"
  },
  {
   "provider": "Google",
   "date": "2027-05-07",
   "model": "gemini-3.1-flash-lite",
   "replacement": "gemini-3.5-flash-lite",
   "noticeDays": null,
   "stated": "shutdown date"
  },
  {
   "provider": "Anthropic",
   "date": "2027-05-28",
   "model": "claude-opus-4-8",
   "replacement": null,
   "noticeDays": null,
   "stated": "not sooner than (tentative earliest retirement)"
  },
  {
   "provider": "Anthropic",
   "date": "2027-06-09",
   "model": "claude-fable-5",
   "replacement": null,
   "noticeDays": null,
   "stated": "not sooner than (tentative earliest retirement)"
  },
  {
   "provider": "Anthropic",
   "date": "2027-06-09",
   "model": "claude-mythos-5",
   "replacement": null,
   "noticeDays": null,
   "stated": "not sooner than (tentative earliest retirement)"
  },
  {
   "provider": "Anthropic",
   "date": "2027-06-30",
   "model": "claude-sonnet-5",
   "replacement": null,
   "noticeDays": null,
   "stated": "not sooner than (tentative earliest retirement)"
  },
  {
   "provider": "Anthropic",
   "date": "2027-07-24",
   "model": "claude-opus-5",
   "replacement": null,
   "noticeDays": null,
   "stated": "not sooner than (tentative earliest retirement)"
  },
  {
   "provider": "Anthropic",
   "date": "2027-09-01",
   "model": "claude-fable-5-1",
   "replacement": null,
   "noticeDays": null,
   "stated": "not sooner than (tentative earliest retirement)"
  },
  {
   "provider": "Anthropic",
   "date": "2027-09-01",
   "model": "claude-mythos-5-1",
   "replacement": null,
   "noticeDays": null,
   "stated": "not sooner than (tentative earliest retirement)"
  },
  {
   "provider": "Anthropic",
   "date": "2027-09-22",
   "model": "claude-opus-5-5",
   "replacement": null,
   "noticeDays": null,
   "stated": "not sooner than (tentative earliest retirement)"
  },
  {
   "provider": "Anthropic",
   "date": "2027-09-28",
   "model": "claude-sonnet-5-5",
   "replacement": null,
   "noticeDays": null,
   "stated": "not sooner than (tentative earliest retirement)"
  },
  {
   "provider": "Anthropic",
   "date": "2027-10-07",
   "model": "claude-haiku-5-5",
   "replacement": null,
   "noticeDays": null,
   "stated": "not sooner than (tentative earliest retirement)"
  },
  {
   "provider": "Google",
   "date": "2028-05-14",
   "model": "gemini-embedding-001",
   "replacement": "gemini-embedding-2",
   "noticeDays": null,
   "stated": "shutdown date"
  }
 ],
 "migrations": [
  {
   "retired": "claude-sonnet-4-5-20250929",
   "replacement": "claude-sonnet-5-5",
   "retiredListUsd": [
    3,
    15
   ],
   "replacementListUsd": [
    2,
    10
   ],
   "listPriceChangePct": -33.3,
   "estimateWithTokenizerPct": -13.3,
   "note": "estimate: the replacement uses the newer tokenizer, which Anthropic says produces about 30% more tokens for the same text"
  },
  {
   "retired": "claude-opus-4-1-20250805",
   "replacement": "claude-opus-4-8",
   "retiredListUsd": [
    15,
    75
   ],
   "replacementListUsd": [
    5,
    25
   ],
   "listPriceChangePct": -66.7,
   "estimateWithTokenizerPct": -56.7,
   "note": "estimate: the replacement uses the newer tokenizer, which Anthropic says produces about 30% more tokens for the same text"
  },
  {
   "retired": "claude-3-5-haiku-20241022",
   "replacement": "claude-haiku-4-5-20251001",
   "retiredListUsd": [
    0.8,
    4
   ],
   "replacementListUsd": [
    1,
    5
   ],
   "listPriceChangePct": 25,
   "estimateWithTokenizerPct": null,
   "note": null
  }
 ]
}