OpenAI
gpt-4o-mini-search-preview-2025-03-11 model retirement
Stopped workingSubscribe to OpenAIShare
On July 23, 2026, the model snapshot gpt-4o-mini-search-preview-2025-03-11 was retired. Any calls targeting model gpt-4o-mini-search-preview-2025-03-11 fail since that date.
The error you get
What OpenAI answers a call to gpt-4o-mini-search-preview-2025-03-11 once the model is gone, as recorded from real responses:
{"error":{"message":"The model `gpt-4o-mini-search-preview-2025-03-11` has been deprecated, learn more here: https://platform.openai.com/docs/deprecations","type":"invalid_request_error","param":null,"code":"model_not_found"}}What to use instead of gpt-4o-mini-search-preview-2025-03-11
Move to gpt-5.6-terra, recommended by OpenAI.
In OpenAI's words
Shutdown date: July 23, 2026; Model snapshot: gpt-4o-mini-search-preview-2025-03-11; Substitute model: gpt-5.6-terra
Facts
- API
- OpenAI
api.openai.com - Model
gpt-4o-mini-search-preview-2025-03-11- Kind
- Model retirement
- Takes effect
- July 23, 2026
- Calls after that day
- Fail
- Source
- Deprecations page
- Last updated
- Verified
- , against OpenAI's own pages
Questions
When does gpt-4o-mini-search-preview-2025-03-11 shut down?
Calls to the model gpt-4o-mini-search-preview-2025-03-11 on OpenAI stopped working on July 23, 2026.
What happens to calls after July 23, 2026?
They have failed since July 23, 2026.
What error does gpt-4o-mini-search-preview-2025-03-11 return once it is shut down?
OpenAI answers HTTP 404: "The model `gpt-4o-mini-search-preview-2025-03-11` has been deprecated, learn more here: https://platform.openai.com/docs/deprecations". Send another model to fix it.
How do I find the calls this hits in my code?
Okapi reads your repository, finds the calls this change hits and opens a pull request with the fix. It never commits to your branches: every change comes as a pull request you review.
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You fixed this one by hand.
Okapi opens the pull request with the fix before the next breaking change reaches your code.