All model families · Shutdown calendar
o3 Pro deprecation & shutdown dates
2 o3 Pro versions tracked across 2 providers. Next shutdown: o3-pro (2025-06-10) on Azure OpenAI, Nov 19, 2026. Official replacements named: gpt-5.6-sol, gpt-5.6-sol ( reasoning.mode: pro ).
Last checked 2026-10-18 on the official deprecation pages.
Every o3 Pro version on every provider we track, with the date and replacement each official deprecation page gives.
| Model ID | Provider | Status | Shutdown | Replacement |
|---|---|---|---|---|
o3-pro (2025-06-10) | Azure OpenAI | scheduled | Nov 19, 2026 | gpt-5.6-sol |
o3-pro-2025-06-10 | OpenAI | scheduled | Dec 11, 2026 | gpt-5.6-sol ( reasoning.mode: pro ) |
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Frequently asked questions
When is o3 Pro being deprecated?
2 o3 Pro versions tracked across 2 providers. Next shutdown: o3-pro (2025-06-10) on Azure OpenAI, Nov 19, 2026. Official replacements named: gpt-5.6-sol, gpt-5.6-sol ( reasoning.mode: pro ).
What replaces o3 Pro?
The providers name: gpt-5.6-sol, gpt-5.6-sol ( reasoning.mode: pro ).
When does o3-pro (2025-06-10) on Azure OpenAI shut down?
o3-pro (2025-06-10) on Azure OpenAI shuts down on Nov 19, 2026. Recommended replacement: gpt-5.6-sol.
When does o3-pro-2025-06-10 on OpenAI shut down?
o3-pro-2025-06-10 on OpenAI shuts down on Dec 11, 2026. Recommended replacement: gpt-5.6-sol ( reasoning.mode: pro ).