Codex App on Windows WSL responding very slow compared to CLI

[bkntr]

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

26.429.30905

What subscription do you have?

Pro $100

What platform is your computer?

Host: Microsoft Windows NT 10.0.26200.0 x64
WSL: Linux 6.6.87.2-microsoft-standard-WSL2 x86_64 x86_64 ; Ubuntu 24.04.4 LTS

What issue are you seeing?

Sending the same message with gpt-5.5 low reasoning fast mode, in the app it takes 30-60 seconds to respond (stuck on Thinking...), in the CLI it is almost immediate. I am on Windows 11 and WSL on Ubuntu 24.04.4 LTS.

What steps can reproduce the bug?

Send the same message in the App or the CLI on Windows 11 and WSL on Ubuntu 24.04.4 LTS.

What is the expected behavior?

No response

Additional information

No response

[github-actions]

Potential duplicates detected. Please review them and close your issue if it is a duplicate.

• Codex Desktop can remain stuck showing "thinking/running" even after the task has completed #20754
• Codex Desktop App UI Deadlock #19466

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[kendonB]

This request took 5 full minutes to be sent for me

[Hidden-dreamz]

also taking a very long time to send messages for me in codex app when in wsl