OpenAI
gpt-4o-realtime-preview-2024-10-01 model retirement
Stopped workingSubscribe to OpenAIShare
Calls to the model gpt-4o-realtime-preview-2024-10-01 on OpenAI stopped working on October 10, 2025.
The error you get
What OpenAI answers a call to gpt-4o-realtime-preview-2024-10-01 once the model is gone, as recorded from real responses:
{"error":{"message":"The model `gpt-4o-realtime-preview-2024-10-01` 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-realtime-preview-2024-10-01
Move to gpt-realtime-1.5, recommended by OpenAI.
In OpenAI's words
Shutdown date: 2025-10-10; Model / system: gpt-4o-realtime-preview-2024-10-01; Recommended replacement: gpt-realtime-1.5
Facts
- API
- OpenAI
api.openai.com - Model
gpt-4o-realtime-preview-2024-10-01- Kind
- Model retirement
- Takes effect
- October 10, 2025
- Calls after that day
- Fail
- Source
- Deprecations page
- Last updated
- Verified
- , against OpenAI's own pages
Questions
When does gpt-4o-realtime-preview-2024-10-01 shut down?
Calls to the model gpt-4o-realtime-preview-2024-10-01 on OpenAI stopped working on October 10, 2025.
What happens to calls after October 10, 2025?
They have failed since October 10, 2025.
What error does gpt-4o-realtime-preview-2024-10-01 return once it is shut down?
OpenAI answers HTTP 404: "The model `gpt-4o-realtime-preview-2024-10-01` 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.