gpt-5-codex
For gpt-5-codex, provider is OpenAI; lifecycle status is Retired; deprecation announced is April 22, 2026; shutdown / retirement date is July 23, 2026; recommended replacement is gpt-5.6-sol, recorded from its source on 2026-08-12.
- Provider
- OpenAI verified
- Model ID / API name
- gpt-5-codex verified
- Lifecycle status
- Retired
- Deprecation announced
- April 22, 2026 verified
- Shutdown / retirement date
- July 23, 2026 verified
- Recommended replacement
- gpt-5.6-sol verified
- Human-readable model name
- gpt-5-codex per learn.microsoft.com
- Platform / deployment scope
- Azure / Microsoft Foundry per learn.microsoft.com
What the source says
Legacy GPT model snapshots (July 2026 shutdown) On April 22, 2026, we announced the deprecation of the following older OpenAI models. Access to these models was shut down on July 23, 2026. Shutdown date | Model snapshot | Substitute model | July 23, 2026 | computer-use-preview-2025-03-11 | computer-use-preview | gpt-5.6-terra | July 23, 2026 | gpt-4o-mini-search-preview-2025-03-11 | gpt-5.6-terra | July 23, 2026 | gpt-4o-search-preview-2025-03-11 | gpt-5.6-terra | July 23, 2026 | gpt-5-chat-latest | gpt-5.6-sol | July 23, 2026 | gpt-5-codex | gpt-5.6-sol |
— platform.openai.com, retrieved 2026-08-12
Sources disagree
More than one authority states this, and they do not state the same thing. Both are reproduced with the source each came from — deciding between them is yours, not ours.
Provider
platform.openai.com says provider is OpenAI, as of 2026-08-12.
Legacy GPT model snapshots (July 2026 shutdown) On April 22, 2026, we announced the deprecation of the following older OpenAI models. Access to these models was shut down on July 23, 2026. Shutdown date | Model snapshot | Substitute model | July 23, 2026 | computer-use-preview-2025-03-11 | computer-use-preview | gpt-5.6-terra | July 23, 2026 | gpt-4o-mini-search-preview-2025-03-11 | gpt-5.6-terra | July 23, 2026 | gpt-4o-search-preview-2025-03-11 | gpt-5.6-terra | July 23, 2026 | gpt-5-chat-latest | gpt-5.6-sol | July 23, 2026 | gpt-5-codex | gpt-5.6-sol |
https://platform.openai.com/docs/deprecations
learn.microsoft.com says provider is Microsoft Azure / Foundry, as of 2026-08-12.
gpt-5-codex | 2025-09-15 | GA | 2027-03-17 |
https://learn.microsoft.com/en-us/azure/foundry/openai/concepts/model-retirement-schedule
Lifecycle status
platform.openai.com says lifecycle status is Retired, as of 2026-08-12.
Legacy GPT model snapshots (July 2026 shutdown) On April 22, 2026, we announced the deprecation of the following older OpenAI models. Access to these models was shut down on July 23, 2026. Shutdown date | Model snapshot | Substitute model | July 23, 2026 | computer-use-preview-2025-03-11 | computer-use-preview | gpt-5.6-terra | July 23, 2026 | gpt-4o-mini-search-preview-2025-03-11 | gpt-5.6-terra | July 23, 2026 | gpt-4o-search-preview-2025-03-11 | gpt-5.6-terra | July 23, 2026 | gpt-5-chat-latest | gpt-5.6-sol | July 23, 2026 | gpt-5-codex | gpt-5.6-sol |
https://platform.openai.com/docs/deprecations
learn.microsoft.com says lifecycle status is GA, as of 2026-08-12.
gpt-5-codex | 2025-09-15 | GA | 2027-03-17 |
https://learn.microsoft.com/en-us/azure/foundry/openai/concepts/model-retirement-schedule
Shutdown / retirement date
platform.openai.com says shutdown / retirement date is July 23, 2026, as of 2026-08-12.
Legacy GPT model snapshots (July 2026 shutdown) On April 22, 2026, we announced the deprecation of the following older OpenAI models. Access to these models was shut down on July 23, 2026. Shutdown date | Model snapshot | Substitute model | July 23, 2026 | computer-use-preview-2025-03-11 | computer-use-preview | gpt-5.6-terra | July 23, 2026 | gpt-4o-mini-search-preview-2025-03-11 | gpt-5.6-terra | July 23, 2026 | gpt-4o-search-preview-2025-03-11 | gpt-5.6-terra | July 23, 2026 | gpt-5-chat-latest | gpt-5.6-sol | July 23, 2026 | gpt-5-codex | gpt-5.6-sol |
https://platform.openai.com/docs/deprecations
learn.microsoft.com says shutdown / retirement date is 2027-03-17, as of 2026-08-12.
gpt-5-codex | 2025-09-15 | GA | 2027-03-17 |
https://learn.microsoft.com/en-us/azure/foundry/openai/concepts/model-retirement-schedule
Sources
- platform.openai.comhttps://platform.openai.com/docs/deprecations
- learn.microsoft.comhttps://learn.microsoft.com/en-us/azure/foundry/openai/concepts/model-retirement-schedule