How many Azure OpenAI models are deprecated?
8 Azure OpenAI model records have status deprecated.
Deprecated Azure OpenAI models
8 Azure OpenAI model records have status deprecated, sorted by shutdown date. None of these records has an exact shutdown date before 2026-10-23. Every record on this page has a shutdown date. Each row links the model page and the replacement page. The official page is https://learn.microsoft.com/en-us/azure/foundry/openai/concepts/model-retirements. The model page records the day that page was checked. Last updated 2026-10-23, the dataset version (the newest changelog date). See all deprecated models. What deprecated means is on Deprecated.
| Model | Shutdown | Replacement |
|---|---|---|
codex-mini (2025-05-16) codex-mini-2025-05-16 | 2026-11-15 source, checked 2026-10-23 | Not published |
o1 (2024-12-17) o1-2024-12-17 | 2026-11-19 source, checked 2026-10-23 | gpt-5.6-sol (official) |
o1-pro (2025-03-19) o1-pro-2025-03-19 | 2026-11-19 source, checked 2026-10-23 | gpt-5.6-sol (official) |
o3 (2025-04-16) o3-2025-04-16 | 2026-11-19 source, checked 2026-10-23 | gpt-5.6-sol (official) |
o3-deep-research (2025-06-26) o3-deep-research-2025-06-26 | 2026-11-19 source, checked 2026-10-23 | gpt-5.6-sol (official) |
o3-mini (2025-01-31) o3-mini-2025-01-31 | 2026-11-19 source, checked 2026-10-23 | gpt-5.6-terra (official) |
o3-pro (2025-06-10) o3-pro-2025-06-10 | 2026-11-19 source, checked 2026-10-23 | gpt-5.6-sol (official) |
gpt-4o (2024-05-13) gpt-4o-2024-05-13 | 2026-12-09 source, checked 2026-10-23 | gpt-5.6-sol (official) |
Questions
What is the soonest shutdown date among deprecated Azure OpenAI models?
The soonest shutdown date on or after 2026-10-23 is 2026-11-15. That date is on codex-mini (2025-05-16) (Azure OpenAI).
How many deprecated Azure OpenAI models have no published shutdown date?
Every deprecated model record on this page has a shutdown date.
Where does SunsetDiff read the dates for deprecated Azure OpenAI models?
The official page is https://learn.microsoft.com/en-us/azure/foundry/openai/concepts/model-retirements. Each model page records the day that page was checked. Dataset version 2026-10-23.