OpenAI API key does not work - complains about max_tokens not supported

[lahcim]

Error: LLM call failed: API error: {
  "error": {
    "message": "Unsupported parameter: 'max_tokens' is not supported with this model. Use 'max_completion_tokens' instead.",
    "type": "invalid_request_error",
    "param": "max_tokens",
    "code": "unsupported_parameter"
  }
}

[aditya0yadav]

As far as I remember, only the O1 model uses max_completion tokens, right?

[kkayachr]

This is still an issue for me, im trying to use gpt-5-mini with openai and im getting

Error: LLM call failed: API error: {
  "error": {
    "message": "Unsupported parameter: 'max_tokens' is not supported with this model. Use 'max_completion_tokens' instead.",
    "type": "invalid_request_error",
    "param": "max_tokens",
    "code": "unsupported_parameter"
  }
}

[fipso]

fixed it #445