gpt-4o — version 2024-11-20 — Legacy — shutdown 2027-04-14
For gpt-4o, provider is Microsoft Azure / Foundry; lifecycle status is Legacy; shutdown / retirement date is 2027-04-14; recommended replacement is gpt-5.1; platform / deployment scope is Azure / Microsoft Foundry; model version is 2024-11-20, recorded from its source on 2026-08-28; source re-checked 2026-10-13.
- Provider
- Microsoft Azure / Foundry our reading
- Model ID / API name
- gpt-4o verified
- Model version
- 2024-11-20 verified
- Human-readable model name
- gpt-4o verified
- Lifecycle status
- Legacy verified
- Shutdown / retirement date
- 2027-04-14 verified
- Recommended replacement
- gpt-5.1 verified
- Platform / deployment scope
- Azure / Microsoft Foundry our reading
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
| gpt-4o | 2024-11-20 | Legacy | 2027-04-14 | gpt-5.1 |
— learn.microsoft.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.
Shutdown / retirement date
| Model | Version | Lifecycle | Retirement date | Replacement | | --- | --- | --- | --- | --- | | codex-mini | 2025-05-16 | Deprecated | 2026-11-15 | — | | gpt-4.1 | 2025-04-14 | Deprecated | 2027-04-14 | — | | gpt-4.1-mini | 2025-04-14 | Deprecated | 2027-04-14 | — | | gpt-4.1-nano | 2025-04-14 | Deprecated | 2027-04-14 | — | | gpt-4o | 2024-05-13 | Deprecated | 2026-12-09 | gpt-5.6-sol | | gpt-4o | 2024-08-06 | Deprecated | 2027-04-14 | gpt-5.1 | | gpt-4o | 2024-11-20 | Legacy | 2027-04-14 | gpt-5.1 |
— all from learn.microsoft.com, retrieved 2026-08-28
Source
- learn.microsoft.comhttps://learn.microsoft.com/en-us/azure/foundry/openai/concepts/model-retirement-schedule
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.