Hello everyone. I’ve started to experience the error I mentioned in the title today. OpenAI Responses API is triggering that error when doing this: After the first prompt, I’m getting an output like this (yes, I’m using “Computer Use” feature): [ { "type": "reasoning", "id": …

How to solve "BadRequestError: 400 Item 'rs_ ... ' of type 'reasoning' was provided without its required following item" error in Responses API

alpengeist March 28, 2025, 8:06pm 7

Yes, that’s exactly the strategy I came up with as well.

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Responses API: invalid_request_error - 'function_call' was provided without its required 'reasoning' item Bugs	5	580	July 2, 2025
Responses API error with "type reasoning provided without its required following item" Bugs	1	159	June 6, 2025
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