o1-pro-2025-03-19 — Deprecated — shutdown October 23, 2026
For o1-pro-2025-03-19, provider is OpenAI; lifecycle status is Deprecated; deprecation announced is 2026-04-22; shutdown / retirement date is October 23, 2026; recommended replacement is gpt-5.6-sol (reasoning.mode: pro), recorded from its source on 2026-08-28.
- Provider
- OpenAI our reading
- Model ID / API name
- o1-pro-2025-03-19 verified
- Lifecycle status
- Deprecated
- Deprecation announced
- 2026-04-22 verified
- Shutdown / retirement date
- October 23, 2026 verified
- Recommended replacement
- gpt-5.6-sol (reasoning.mode: pro) verified
Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.
What the source says
October 23, 2026 | o1-pro-2025-03-19 | o1-pro | gpt-5.6-sol (reasoning.mode: pro) |
— platform.openai.com, retrieved 2026-08-28
Where each value comes from
The value above is stated away from the sentence quoted with the answer, so the passage that states it is shown here too.
Deprecation announced
2026-04-22: Legacy GPT model snapshots
— all from platform.openai.com, retrieved 2026-08-28
Source
- platform.openai.comhttps://platform.openai.com/docs/deprecations
This one changes, and we watch it.AI model deprecation and retirement dates by provider is re-read on a schedule and every change is dated. Subscribe: Atom feed · JSON · what has changed so far.