Massive lag and stuttering on new Windows ChatGPT app

Open 💬 3 comments Opened Jul 10, 2026 by aerethiel

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

26.707.31428

What subscription do you have?

ChatGPT Plus

What platform is your computer?

Windows 11 Pro 64 bits

What issue are you seeing?

When using the Windows ChatGPT app, there is massive stutter and lag. Even my mouse completely freeze when I click in app. I have an i7-11800Hz working at 4.3 Ghz on 16 cores, this should not happen. No similar issues in ChatGPT Classic whasoever.

What steps can reproduce the bug?

Feedback ID: no-active-thread-019f4c71-cb7b-7de3-8bc1-d68acb5bb8f3

What is the expected behavior?

_No response_

Additional information

_No response_

View original on GitHub ↗

This issue has 3 comments on GitHub. Read the full discussion on GitHub ↗