o1-preview — Deprecated, replaced by o3
For o1-preview, status is Deprecated; successor is o3; shutdown date is 2025-07-28, recorded from its source on 2026-08-04.
- Identifier
- o1-preview verified
- Status
- Deprecated
- Successor
- o3 verified
- Shutdown date
- 2025-07-28 verified
What the source says
2025-07-28 | o1-preview | o3 |
— developers.openai.com, retrieved 2026-08-04
Source
- developers.openai.comhttps://developers.openai.com/api/docs/deprecations