# When is o4-mini (2025-04-16) retired?

o4-mini (2025-04-16) on Azure OpenAI is scheduled to shut down on Oct 16, 2027.

Azure OpenAI's page does not list a replacement for o4-mini (2025-04-16).

- Provider: Azure OpenAI
- Model ID: o4-mini (2025-04-16)
- Status: deprecated
- Deprecation announced: unknown
- Shutdown date: 2027-10-16
- Replacement: not listed
- Replacement status: n/a
- Replacement kind: null (no_replacement_listed)
- End of replacement chain: unknown
- Official source: https://learn.microsoft.com/en-us/azure/foundry/openai/concepts/model-retirements
- Last checked: 2026-11-06T14:15:07+00:00
- Check status: verified
- Provider coverage today: https://aideprecations.com/api/v1/coverage.json
- Page: https://aideprecations.com/azure-openai/o4-mini-2025-04-16/

Cite as: AI Deprecations, "o4-mini (2025-04-16) deprecation date", https://aideprecations.com/azure-openai/o4-mini-2025-04-16/ (source: https://learn.microsoft.com/en-us/azure/foundry/openai/concepts/model-retirements). Data CC BY 4.0. Always confirm on the official source.