All providers · 2 official entries
o3 deprecation date & shutdown status by provider
Next shutdown: o3 (version 2025-04-16) on Microsoft Foundry / Azure OpenAI, November 19, 2026.
| Provider | Status | Replacement | Source |
|---|---|---|---|
OpenAIo3-2025-04-16 | gpt-5.6-sol | Official notice | |
Azureo3version 2025-04-16 | gpt-5.6-sol | Official notice |
Per-provider details
Related models
Questions
When will o3 be deprecated?
OpenAI: o3-2025-04-16 is scheduled to shut down on December 11, 2026. Microsoft Foundry / Azure OpenAI: o3 (version 2025-04-16) is scheduled to shut down on November 19, 2026. Dates come from each provider’s official deprecation page (data verified 2026-09-26).
Is o3 deprecated?
o3 has a deprecation or retirement entry from OpenAI & Microsoft Foundry / Azure OpenAI. See the table on this page for the exact model IDs and dates.
What should I use instead of o3?
The official replacements named by the providers are: gpt-5.6-sol (OpenAI, for o3-2025-04-16); gpt-5.6-sol (Azure, for o3 (version 2025-04-16)).