chore: remove 137 confirmed deprecated/shutdown models from pricing JSON

mirror of https://github.com/BerriAI/litellm.git synced 2026-09-07 08:26:10 +00:00

Remove models verified as deprecated/shutdown against provider APIs:

- Anthropic (8): Claude 3.5 Sonnet/Haiku (shutdown Feb 2026), Claude 3.7 Sonnet,
  Claude 3 Opus (deprecated)
- OpenAI/Azure (23): GPT-3.5-turbo snapshots, GPT-4 dated snapshots, GPT-4-32k,
  GPT-4.5-preview (shutdown Jul 2025), o1-mini/preview (deprecated Apr 2025),
  old audio/realtime previews, azure/gpt-35-turbo-0301 and -0613 (retired Feb 2025)
- Google PaLM legacy (32): All chat-bison, code-bison, codechat-bison, text-bison,
  textembedding-gecko variants (retired)
- Gemini 1.0/1.5 (28): All variants including gemini/ prefix (shutdown Sep 2025)
- Gemini 2.0 experimental (13): flash-exp, thinking-exp, pro-exp, live-preview,
  image-generation preview (all expired)
- Gemini 2.5 dated previews (14): preview-03-25 through 06-05, flash-image-preview
  (shutdown Jan 2026), live-audio preview (shutdown Mar 2026)
- Veo 3.0 previews (4): shutdown Nov 2025, replaced by GA/3.1
- Perplexity legacy (5): llama-3.1-sonar-* (replaced by sonar-pro/sonar)

Verified sources:
- https://developers.openai.com/api/docs/deprecations/
- https://platform.claude.com/docs/en/about-claude/model-deprecations
- https://ai.google.dev/gemini-api/docs/deprecations
- https://learn.microsoft.com/en-us/azure/foundry/openai/concepts/model-retirements

Models intentionally kept:
- All GPT-5 family, azure/gpt-35-turbo-1106 (not confirmed retired)
- gemini-2.5-flash/pro GA, active previews (tts, computer-use, flash-lite, flash-image)
- imagen-3.0-generate-002, all Gemini 3.x, all Claude 4.x
- cerebras/zai-glm-4.6 (active)
- All Mistral, Nebius, Dashscope, Fireworks, Together AI models

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