OpenAI
gpt-5.5-cyber-preview model retirement
Stops workingSubscribe to OpenAIShare
OpenAI will retire model gpt-5.5-cyber-preview on February 1, 2027. Calls targeting this model will fail after that date. Any application using model gpt-5.5-cyber-preview must update its requests before the shutdown.
The error you get from February 1, 2027
What OpenAI answers a call to gpt-5.5-cyber-preview once the model is gone, as recorded from real responses:
{"error":{"message":"The model `gpt-5.5-cyber-preview` 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-5.5-cyber-preview
OpenAI recommends switching to the most capable cyber model available to you.
In OpenAI's words
Shutdown date: February 1, 2027; Model / system: gpt-5.5-cyber-preview; Recommended replacement: The most capable cyber model available to you.
Facts
- API
- OpenAI
api.openai.com - Model
gpt-5.5-cyber-preview- Kind
- Model retirement
- Takes effect
- February 1, 2027
- Calls after that day
- Fail
- Source
- Deprecations page
- Last updated
- Verified
- , against OpenAI's own pages
Questions
When does gpt-5.5-cyber-preview shut down?
Calls to the model gpt-5.5-cyber-preview on OpenAI stop working on February 1, 2027.
What happens to calls after February 1, 2027?
They fail from that day.
What error does gpt-5.5-cyber-preview return once it is shut down?
OpenAI answers HTTP 404: "The model `gpt-5.5-cyber-preview` 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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Is your code calling this?
Okapi finds the calls this change hits in your repo and opens the pull request with the fix before February 1, 2027.