# GPT-5-Codex timeline

entity: /record/gpt-5-codex.md  
id: ent_gpt-5-codex  


## 2025

- 2025-09-23 | model_release | gpt-5-codex | valid | [clm_F340BE1BAF91](/claim/clm_F340BE1BAF91.md)

## 2026

- 2026-04-22 | deprecated | gpt-5-codex | valid | [clm_74750A72CC4B](/claim/clm_74750A72CC4B.md)
- 2026-07-23 | retired | gpt-5-codex | valid | [clm_2156F7AEC297](/claim/clm_2156F7AEC297.md)

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AsOf is a temporal fact ledger: a structured, dated, sourced record of what is true and what changed, built for AI retrieval.