# When is o1-pro retired?

o1-pro on OpenAI was retired on Oct 23, 2026.

OpenAI recommends migrating to gpt-5.6-sol ( reasoning.mode: pro ).

- Provider: OpenAI
- Model ID: o1-pro
- Status: retired
- Deprecation announced: 2026-04-22
- Shutdown date: 2026-10-23
- Replacement: gpt-5.6-sol ( reasoning.mode: pro )
- Replacement status: unknown
- Replacement kind: different_family
- End of replacement chain: unknown
- Official source: https://developers.openai.com/api/docs/deprecations
- Last checked: 2026-11-06T05:52:31+00:00
- Check status: verified
- Provider coverage today: https://aideprecations.com/api/v1/coverage.json
- Page: https://aideprecations.com/openai/o1-pro/

Cite as: AI Deprecations, "o1-pro deprecation date", https://aideprecations.com/openai/o1-pro/ (source: https://developers.openai.com/api/docs/deprecations). Data CC BY 4.0. Always confirm on the official source.