DEAD MODELS
← the graveyard
gpt-5.2-codex (OpenAI) was shut down on Jul 23, 2026; calls to it fail. OpenAI recommends gpt-5.6-sol instead.

gpt-5.2-codex

gpt-5.2-codex (OpenAI) was shut down on Jul 23, 2026; calls to it fail. OpenAI recommends gpt-5.6-sol instead.

Provider
OpenAI
Shutdown
Jul 23, 2026 (already shut down)
Announced
Apr 22, 2026
Replace with
gpt-5.6-sol

Source: https://developers.openai.com/api/docs/deprecations · report a wrong date

Is gpt-5.2-codex in your code?

$ npx dead-models