Codex Micro Reasoning doesn't work in ChatGPT Mode
Open
Nobody has claimed this yet.
app
bug
model-behavior
windows-os
- Dominant language
- Rust
- Stars
- 125k
- Forks
- 19.5k
- PR merge metrics
- PR metrics pending
Description
What version of the Codex App are you using (From “About Codex” dialog)?
26.810.41047
What subscription do you have?
Plus
What platform is your computer?
Windows
What issue are you seeing?
Reasoning works in Codex mode but not Chat mode.
What steps can reproduce the bug?
Self.
What is the expected behavior?
No response
Additional information
No response
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start by reproducing the issue on Windows with Codex App 26.810.41047 and compare reasoning behavior in Codex mode and ChatGPT mode. The work is done when reasoning functions in ChatGPT mode for the reported Plus subscription scenario.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- rust
- Domain
- desktop
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Quiet
- Clarity
- Needs clarification
- Newbie friendliness
- 35/100