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API breaking changes in April 2027

42 changes take effect this month.

April 2027 42

  1. OpenAI gpt-5.1Model retirement Stops workingin 146 days
  2. OpenAI gpt-5.1-2025-11-13Model retirement Stops workingin 146 days
  3. OpenAI gpt-5.3-codexModel retirement Stops workingin 146 days
  4. OpenAI gpt-5.4-nanoModel retirement Stops workingin 146 days
  5. OpenAI gpt-5.4-nano-2026-03-17Model retirement Stops workingin 146 days
  6. Lovable AI Gateway openai/gpt-5.4-nanoModel retirement Redirectsin 146 days
  7. Vertex AI text-embedding-004Model retirement Stops workingin 146 days
  8. Vertex AI text-embedding-005Model retirement Stops workingin 146 days
  9. Vertex AI text-multilingual-embedding-002Model retirement Stops workingin 146 days
  10. Azure AI Foundry claude-mythos-previewModel retirement Stops workingin 147 days
  11. Cloudflare API GET /radar/http/top/browserEndpoint removal Stops workingin 147 days
  12. Opsgenie API api.opsgenie.com stops working Stops workingin 150 days
  13. Azure AI Foundry claude-opus-4-7Model retirement Stops workingin 151 days
  14. Kakao API GET /v1/user/shipping_addressesVersion retirement Stops workingin 151 days
  15. Azure AI Foundry gpt-audio-miniModel retirement Stops workingin 151 days
  16. Azure AI Foundry grok-4-20-non-reasoningModel retirement Stops workingin 151 days
  17. Azure AI Foundry grok-4-20-reasoningModel retirement Stops workingin 151 days
  18. Azure AI Foundry gpt-5-proModel retirement Stops workingin 152 days
  19. Azure AI Foundry gpt-image-1-miniModel retirement Stops workingin 152 days
  20. Amazon Bedrock anthropic.claude-sonnet-4-5-20250929-v1:0Model retirement Stops workingin 153 days
  21. Amazon Bedrock apac.anthropic.claude-sonnet-4-5-20250929-v1:0Model retirement Stops workingin 153 days
  22. Amazon Bedrock au.anthropic.claude-sonnet-4-5-20250929-v1:0Model retirement Stops workingin 153 days
  23. Amazon Bedrock ca.anthropic.claude-sonnet-4-5-20250929-v1:0Model retirement Stops workingin 153 days
  24. Amazon Bedrock eu.anthropic.claude-sonnet-4-5-20250929-v1:0Model retirement Stops workingin 153 days
  25. Amazon Bedrock global.anthropic.claude-sonnet-4-5-20250929-v1:0Model retirement Stops workingin 153 days
  26. Amazon Bedrock jp.anthropic.claude-sonnet-4-5-20250929-v1:0Model retirement Stops workingin 153 days
  27. Amazon Bedrock us-gov.anthropic.claude-sonnet-4-5-20250929-v1:0Model retirement Stops workingin 153 days
  28. Amazon Bedrock us.anthropic.claude-sonnet-4-5-20250929-v1:0Model retirement Stops workingin 153 days
  29. Azure AI Foundry gpt-4.1Model retirement Stops workingin 159 days
  30. Azure AI Foundry gpt-4.1-miniModel retirement Stops workingin 159 days
  31. Azure AI Foundry gpt-4.1-nanoModel retirement Stops workingin 159 days
  32. Azure AI Foundry gpt-4o-miniModel retirement Stops workingin 159 days
  33. Azure AI Foundry gpt-4o-transcribe-diarizeModel retirement Stops workingin 160 days
  34. Azure AI Foundry kimi-k2.6Model retirement Stops workingin 161 days
  35. Azure AI Foundry kimi-k2.7-codeModel retirement Stops workingin 161 days
  36. Shopify Admin API /admin/api/2026-04/*Version retirement Redirectsin 161 days
  37. Zendesk API /api/v2/*Behaviour change Stops workingin 175 days
  38. Mistral mistral-large-2512Model retirement Stops workingin 175 days
  39. Mistral mistral-medium-3-5Model retirement Stops workingin 175 days
  40. Mistral voxtral-mini-2602Model retirement Stops workingin 175 days
  41. Mistral voxtral-mini-transcribe-realtime-2602Model retirement Stops workingin 175 days
  42. Mistral voxtral-mini-tts-2603Model retirement Stops workingin 175 days

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