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AI summary
Written by AI from the official notes. Check them for exact details.GPT-5.3-Codex and GPT-5.2 are deprecated for user selection in Codex.
- GPT-5.3-Codex and GPT-5.2 are deprecated.
- Users should select from GPT-5.5, GPT-5.4, or GPT-5.4 mini.
- API-key workflows remain unaffected.
Why it matters: Users of Codex should transition to newer models for continued support and functionality.
Full release notes
GPT-5.3-Codex and GPT-5.2 are now deprecated as user-selectable models in Codex for users signed in with ChatGPT. API-key workflows aren't affected.
Use a current Codex model, such as GPT-5.5, GPT-5.4, or GPT-5.4 mini. See Codex models for model availability and Codex pricing for credit rates.