Error: GPT-5.2-Codex - 400

[Overture-2021]

Error Details

Model: GPT-5.2-Codex
Provider: openai
Status Code: 400

Error Output

{"message":"Item 'fc_0699776f278a9c5a006968f72b64dc8196895ca227f18a5c6d' of type 'function_call' was provided without its required 'reasoning' item: 'rs_0699776f278a9c5a006968f72579508196b14c0b1eb888443e'.","type":"rix_api_error","param":"input","code":null}

Additional Context
Please add any additional context about the error here

[sestinj]

Potentially related issues:

• 'reasoning' was provided without its required following item #8933 - Same root cause: 'reasoning' items not properly paired with their required following items in OpenAI responses API
• No tool call found for function call output with call_id #8773 - Similar function call/tool call handling issues with OpenAI responses API
• Error: GPT-5.2 - 400 #9542 - GPT-5.2 400 error with 'No tool call found for function call output'

[RomneyDa]

Thanks for the report!