of type 'hidden_message' was provided without its required 'reasoning' item:
Resolved 💬 3 comments Opened Mar 5, 2026 by ibabencu Closed Mar 5, 2026
💡 Likely answer: A maintainer (github-actions[bot], contributor)
responded on this thread — see the highlighted reply below.
What version of Codex CLI is running?
0.110.0
What subscription do you have?
Azure open AI Foundry deployment
Which model were you using?
gpt-5.3-codex
What platform is your computer?
Microsoft Windows NT 10.0.26200.0 x64
What terminal emulator and version are you using (if applicable)?
git bash
What issue are you seeing?
{
"error": {
"message": "Item 'rs_07f5da51d4930c320069a95c0418688196a15aa483c08870af' of type 'reasoning' was provided without its required following item.",
"type": "invalid_request_error",
"param": "input",
"code": null
}
}
<img width="2278" height="662" alt="Image" src="https://github.com/user-attachments/assets/de1a927b-56e8-49e2-9656-d88af1d6d656" />
What steps can reproduce the bug?
Uploaded thread: 019cbd58-ce80-7c31-adc9-94f15bd15951
What is the expected behavior?
see no errors maybe. hopefully.
Additional information
Codex Rules. I like it better than Claude Code. Good Job!
3 Comments
maybe related to this one
https://github.com/openai/codex/issues/13480
Potential duplicates detected. Please review them and close your issue if it is a duplicate.
Powered by Codex Action
Thanks for the bug report. We've fixed this in the OpenAI endpoint. It looks like you're using an Azure-hosted model. They typically pick up changes from OpenAI on a delayed basis. You may want to report this to Azure if you want them to pick up the fix faster.