codex - 💡(How to fix) Fix Model selector broken on new chat [1 comments, 2 participants]

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openai/codex#19192Fetched 2026-04-24 05:59:05
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What version of the Codex App are you using (From “About Codex” dialog)?

26.422.20832 (2025)

What subscription do you have?

Codex Pro

What platform is your computer?

Darwin 25.4.0 arm64 arm

What issue are you seeing?

I cannot change the model or reasoning for a new chat (regardless if it's a project chat, or the new chat feature), the selector does not change

What steps can reproduce the bug?

Press the button to start a new chat, and click to select a new model or change the reasoning

What is the expected behavior?

That the model or reasoning I pick is applied to the chat

Additional information

Here's a video of what's happening:

https://github.com/user-attachments/assets/d1f036a5-f39a-479b-b7fb-d1979a9abb54

extent analysis

TL;DR

The issue may be related to a bug in the current version of the Codex App, and a potential fix could involve checking for updates or reporting the issue to the development team.

Guidance

  • Verify that the issue persists after restarting the Codex App to rule out any temporary glitches.
  • Check the Codex App's official channels for any known issues or updates related to the model or reasoning selector.
  • If the issue is not resolved, consider reporting it to the Codex App support team with the provided video attachment for further investigation.
  • Ensure that the Codex Pro subscription is active and up-to-date, as this might be required for the model or reasoning selector to function correctly.

Notes

The provided information does not give clear insight into the technical cause of the issue, so these steps are focused on basic troubleshooting and reporting the issue.

Recommendation

Apply workaround: Report the issue to the development team with the provided video attachment, as this will allow them to investigate and potentially provide a fix or update to resolve the issue.

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codex - 💡(How to fix) Fix Model selector broken on new chat [1 comments, 2 participants]