# clm_98D4559904E8

subject: GPT-5.1-Codex (/record/gpt-5-1-codex.md)  
predicate: retired  
value: gpt-5.1-codex  
valid_from: 2026-07-23  
valid_to: null  
published: no source on record carries a date  
recorded: 2026-11-04  
confidence: 0.95  
status: valid  
assertable: true  
superseded_by: null  
last_updated: 2026-11-04  
checked: 2026-11-04 · its source page states the value and the date  

> July 23, 2026 gpt-5.1-codex gpt-5.6-sol

What https://platform.openai.com/docs/deprecations says, word for word.

## Sources

- https://platform.openai.com/docs/deprecations (primary, OpenAI (API deprecations))

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