{
 "name": "LLM model deprecation and retirement dates",
 "description": "Deprecation, retirement and shutdown dates for Claude, OpenAI and Gemini text and reasoning models on the providers' own APIs, Amazon Bedrock, Google Cloud and Microsoft Foundry, one record per model ID and platform.",
 "version": "2026-11-05",
 "generated": "2026-11-05",
 "publisher": "Volans Aquilae",
 "page": "https://www.volansaquilae.com/guides/llm-model-deprecation-dates/",
 "licence": "CC BY 4.0",
 "licence_url": "https://creativecommons.org/licenses/by/4.0/",
 "fields": {
  "provider": "Model developer: Anthropic, OpenAI or Google.",
  "platform": "Where the date applies: the provider's own API or a cloud platform.",
  "regions": "Amazon Bedrock regions the date covers, when the AWS page lists them; null otherwise.",
  "region_note": "How many Amazon Bedrock regions the AWS page lists, when it lists too many to give here; null otherwise.",
  "model_id": "The exact model ID or alias as the platform lists it.",
  "listed_with": "The snapshot an alias or variant is listed with, when the provider groups them.",
  "status": "One of active, legacy, deprecated, retired (retired includes shut down and end of life).",
  "status_detail": "The status as the source page words it, with any qualification.",
  "announced": "Date the provider announced the deprecation or legacy status (YYYY-MM-DD), or null when the source gives none. Amazon Bedrock gives no announcement date, so its records use legacy_from instead.",
  "legacy_from": "Amazon Bedrock only: the date the model entered the Legacy state in those regions (YYYY-MM-DD); null for other platforms.",
  "retires": "Retirement, shutdown or end-of-life date (YYYY-MM-DD), or null when none is set.",
  "tentative": "True when the source gives an earliest possible date ('not sooner than') rather than a fixed one.",
  "replacement": "The replacement the source names, or null.",
  "source_url": "The page the record was checked against.",
  "checked": "Date the record was last checked against its source."
 },
 "records": [
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   "provider": "Anthropic",
   "platform": "Claude API",
   "regions": null,
   "region_note": null,
   "model_id": "claude-sonnet-4-5-20250929",
   "listed_with": null,
   "status": "deprecated",
   "status_detail": "Deprecated",
   "announced": "2026-09-30",
   "legacy_from": null,
   "retires": "2026-11-30",
   "tentative": false,
   "replacement": "claude-sonnet-5-5",
   "source_url": "https://platform.claude.com/docs/en/about-claude/model-deprecations#2026-09-30-claude-sonnet-4-5-model",
   "checked": "2026-11-05"
  },
  {
   "provider": "Anthropic",
   "platform": "Claude API",
   "regions": null,
   "region_note": null,
   "model_id": "claude-mythos-preview",
   "listed_with": null,
   "status": "deprecated",
   "status_detail": "Deprecated; retirement date to be announced; announced is the date deprecated in the status table (no deprecation-history entry)",
   "announced": "2026-06-09",
   "legacy_from": null,
   "retires": null,
   "tentative": false,
   "replacement": null,
   "source_url": "https://platform.claude.com/docs/en/about-claude/model-deprecations#model-status",
   "checked": "2026-11-05"
  },
  {
   "provider": "Anthropic",
   "platform": "Claude API",
   "regions": null,
   "region_note": null,
   "model_id": "claude-opus-4-1-20250805",
   "listed_with": null,
   "status": "retired",
   "status_detail": "Retired",
   "announced": "2026-06-05",
   "legacy_from": null,
   "retires": "2026-08-05",
   "tentative": false,
   "replacement": "claude-opus-4-8",
   "source_url": "https://platform.claude.com/docs/en/about-claude/model-deprecations#2026-06-05-claude-opus-4-1-model",
   "checked": "2026-11-05"
  },
  {
   "provider": "Anthropic",
   "platform": "Claude API",
   "regions": null,
   "region_note": null,
   "model_id": "claude-opus-4-20250514",
   "listed_with": null,
   "status": "retired",
   "status_detail": "Retired",
   "announced": "2026-04-14",
   "legacy_from": null,
   "retires": "2026-06-15",
   "tentative": false,
   "replacement": "claude-opus-4-8",
   "source_url": "https://platform.claude.com/docs/en/about-claude/model-deprecations#2026-04-14-claude-sonnet-4-and-claude-opus-4-models",
   "checked": "2026-11-05"
  },
  {
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   "regions": null,
   "region_note": null,
   "model_id": "claude-sonnet-4-20250514",
   "listed_with": null,
   "status": "retired",
   "status_detail": "Retired",
   "announced": "2026-04-14",
   "legacy_from": null,
   "retires": "2026-06-15",
   "tentative": false,
   "replacement": "claude-sonnet-5-5",
   "source_url": "https://platform.claude.com/docs/en/about-claude/model-deprecations#2026-04-14-claude-sonnet-4-and-claude-opus-4-models",
   "checked": "2026-11-05"
  },
  {
   "provider": "Anthropic",
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   "regions": null,
   "region_note": null,
   "model_id": "claude-3-haiku-20240307",
   "listed_with": null,
   "status": "retired",
   "status_detail": "Retired",
   "announced": "2026-02-19",
   "legacy_from": null,
   "retires": "2026-04-20",
   "tentative": false,
   "replacement": "claude-haiku-4-5-20251001",
   "source_url": "https://platform.claude.com/docs/en/about-claude/model-deprecations#2026-02-19-claude-haiku-3-model",
   "checked": "2026-11-05"
  },
  {
   "provider": "Anthropic",
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   "regions": null,
   "region_note": null,
   "model_id": "claude-haiku-4-5-20251001",
   "listed_with": null,
   "status": "active",
   "status_detail": "Active; tentative retirement date not sooner than 15 October 2026, passed without a notice",
   "announced": null,
   "legacy_from": null,
   "retires": "2026-10-15",
   "tentative": true,
   "replacement": null,
   "source_url": "https://platform.claude.com/docs/en/about-claude/model-deprecations#model-status",
   "checked": "2026-11-05"
  },
  {
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   "model_id": "claude-opus-4-5-20251101",
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   "status_detail": "Active; tentative retirement date not sooner than 24 November 2026",
   "announced": null,
   "legacy_from": null,
   "retires": "2026-11-24",
   "tentative": true,
   "replacement": null,
   "source_url": "https://platform.claude.com/docs/en/about-claude/model-deprecations#model-status",
   "checked": "2026-11-05"
  },
  {
   "provider": "OpenAI",
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   "regions": null,
   "region_note": null,
   "model_id": "gpt-3.5-turbo-0125",
   "listed_with": null,
   "status": "retired",
   "status_detail": "Shut down",
   "announced": "2026-04-22",
   "legacy_from": null,
   "retires": "2026-10-23",
   "tentative": false,
   "replacement": "gpt-5.6-terra",
   "source_url": "https://developers.openai.com/api/docs/deprecations#2026-04-22-legacy-gpt-model-snapshots",
   "checked": "2026-11-05"
  },
  {
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   "regions": null,
   "region_note": null,
   "model_id": "gpt-3.5-turbo",
   "listed_with": "gpt-3.5-turbo-0125",
   "status": "retired",
   "status_detail": "Shut down (listed with gpt-3.5-turbo-0125)",
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   "legacy_from": null,
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   "source_url": "https://developers.openai.com/api/docs/deprecations#2026-04-22-legacy-gpt-model-snapshots",
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  {
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   "model_id": "gpt-3.5-turbo-completions",
   "listed_with": "gpt-3.5-turbo-0125",
   "status": "retired",
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   "status": "retired",
   "status_detail": "Shut down",
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  {
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   "regions": null,
   "region_note": null,
   "model_id": "gpt-4",
   "listed_with": "gpt-4-0613",
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   "status_detail": "Shut down (listed with gpt-4-0613)",
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