codex - 💡(How to fix) Fix Im unable to change model - error: Couldn’t update model settings

Official PRs (…)
ON THIS PAGE

Recommended Tools

×6

Utilities matched from this issue’s tags and category — try them while you read without losing context.

GitHub issue graph ai analysis

Paste a GitHub issue URL. We fetch that issue, discover linked issues from bodies/comments/timeline, collect linked pull requests, and produce a structured English report.

The report is written in English Markdown for sharing and archival.

Helpful · Quick feedback

Loading…

Error Message

I'm unable to change the model in codex app, every time I try to change the model from "5.5 medium" to any other, I'm always getting an error "Couldn’t update model settings" If I click on model selector and choose any other, the error appears

RAW_BUFFERClick to expand / collapse

What version of the Codex App are you using (From “About Codex” dialog)?

26.519.21041

What subscription do you have?

Pro plan

What platform is your computer?

Microsoft Windows 11 Pro Version 10.0.26200 Build 26200

What issue are you seeing?

I'm unable to change the model in codex app, every time I try to change the model from "5.5 medium" to any other, I'm always getting an error "Couldn’t update model settings"

What steps can reproduce the bug?

If I click on model selector and choose any other, the error appears

What is the expected behavior?

should change the model I want

Additional information

No response

Vote matrix · Quick signals

Works
Did the solution work? Tap to confirm.
Easy Fix
Was it a quick fix?
Time Saver
Did it save you time?
Blocking
Was it severely blocking?
Common Issue
Are others likely hitting this too?
Flaky / Intermittent
Is it intermittent?
Verified / Reproducible
Can you reproduce it reliably?
Loading…

Still need to ship something?

×6

Another batch ranked right after the header list — different links, same matching logic.

Back to top recommendations

TRENDING

codex - 💡(How to fix) Fix Im unable to change model - error: Couldn’t update model settings