199 deprecations tracked across OpenAI, Anthropic, and Google

Ask your AI what to migrate to. Then check what it said.

Training cutoffs come before deprecations, by construction. A model asked to replace a dead id picks from what it learned months ago, and it will say “done” either way. Of the 174 registry rows that name a replacement, 29 name one that is itself already deprecated or retired.

Check an id

A model id, an endpoint, or a param. The chain follows each announced replacement until it reaches something the vendor has not retired. Runs in your browser against /api/registry, the same JSON any agent can read.

Every replacement that is already dying

Computed from the registry at render time, never typed in. Each date links to the vendor page it came from.

Dead or dyingVendor says useWhich isSource
gemini-2.5-flash-imagegemini-3.1-flash-image-previewpast earliest dateearliest possibleai.google.dev
chatgpt-4o-latestgpt-5.1-chat-latestretired Jul 23, 2026developers.openai.com
imagen-3.0-generate-002imagen-4.0-generate-001past earliest dateearliest possibleai.google.dev
imagen-4.0-generate-preview-06-06imagen-4.0-generate-001past earliest dateearliest possibleai.google.dev
imagen-4.0-ultra-generate-preview-06-06imagen-4.0-ultra-generate-001past earliest dateearliest possibleai.google.dev
gemini-robotics-er-1.5-previewgemini-robotics-er-1.6-preview7 daysearliest possibleai.google.dev
adababbage-00235 daysdevelopers.openai.com
babbagebabbage-00235 daysdevelopers.openai.com
curiedavinci-00235 daysdevelopers.openai.com
davincidavinci-00235 daysdevelopers.openai.com
text-ada-001gpt-3.5-turbo-instruct35 daysdevelopers.openai.com
text-babbage-001gpt-3.5-turbo-instruct35 daysdevelopers.openai.com
text-curie-001gpt-3.5-turbo-instruct35 daysdevelopers.openai.com
text-davinci-001gpt-3.5-turbo-instruct35 daysdevelopers.openai.com
text-davinci-002gpt-3.5-turbo-instruct35 daysdevelopers.openai.com
text-davinci-003gpt-3.5-turbo-instruct35 daysdevelopers.openai.com
gemini-2.0-flash-preview-image-generationgemini-2.5-flash-image39 daysearliest possibleai.google.dev
gemini-2.5-flash-image-previewgemini-2.5-flash-image39 daysearliest possibleai.google.dev
gpt-3.5-turbo-0301gpt-3.5-turbo60 daysdevelopers.openai.com
gpt-3.5-turbo-0613gpt-3.5-turbo60 daysdevelopers.openai.com
gpt-3.5-turbo-16k-0613gpt-3.5-turbo60 daysdevelopers.openai.com
o1-minio4-mini60 daysdevelopers.openai.com
/v1/fine-tunes/v1/fine_tuning/jobs135 daysdevelopers.openai.com
gpt-4o-mini-audio-previewgpt-audio-mini149 daysdevelopers.openai.com
gpt-4o-mini-realtime-previewgpt-realtime-mini149 daysdevelopers.openai.com
gemini-2.0-flash-litegemini-3.1-flash-lite256 daysearliest possibleai.google.dev
gemini-2.0-flash-lite-001gemini-3.1-flash-lite256 daysearliest possibleai.google.dev
gemini-2.5-flash-lite-preview-09-2025gemini-3.1-flash-lite256 daysearliest possibleai.google.dev
gemini-3.1-flash-lite-previewgemini-3.1-flash-lite256 daysearliest possibleai.google.dev