Abnormal CPU usage on new conversation page

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

26.422.3464.0

What subscription do you have?

Pro

What platform is your computer?

Microsoft Windows NT 10.0.26200.0

What issue are you seeing?

The codex app is using higher CPU resouce on the initial conversation page:

<img width="1649" height="645" alt="Image" src="https://github.com/user-attachments/assets/8837364a-3c70-413c-82ef-00ee07ddcf33" />

After switching to one of the conversation, the usage is normal:

<img width="1462" height="466" alt="Image" src="https://github.com/user-attachments/assets/801bd048-a3b2-4ba1-8d27-fab0c77cb8fa" />

Also, the action of clicking on one of the conversation is laggy.

What steps can reproduce the bug?

Just open codex on the initial empty conversation page.

What is the expected behavior?

The CPU usage should be lower.

Additional information

This is a 16 cores 32 threads machine. 3-4% of usage means codex using half a cpu core on this page.