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gpt-5-codex doesn't work

Feature Requests

Sorry, OpenAI has rejected your request. Here is the error message: This model is only supported in v1/responses and not in v1/chat/completions.

Posted by Nik ·
Status: Completed1 comment

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Comments1

  • Daniel Nguyen changed status to Completed
    Team•

    Apr 25

    Pinned

    Responses API is fully supported in v2. Please upgrade if you haven’t already.