Long Chat = Extreme Unresponsive.

Open 💬 1 comment Opened Apr 19, 2026 by Zhihong0321

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

26.415.40636

What subscription do you have?

Plus, Team, API

What platform is your computer?

Windows 11

What issue are you seeing?

Very Consistant.
Once the session go long, just about trigger the contaxt auto compact.
Then ENTIRE Codex app become unresponsive. ( is not about the auto compact )

Extremely LAG

I need to keep telling codex, we need to close this session, write a session handoff md, and start a clean Session to continue working normal.

MY PC:

10700F
16GB DDR4 -3200Mhz Dual Channel
3xNVME 512 ( samsung, WD blue )

Codex API, Team, Plus tried. ( when Session is fresh the APP is responsive, and server response it not the issue here )

What steps can reproduce the bug?

Very Consistant.
Once the session go long, just about trigger the contaxt auto compact.
Then ENTIRE Codex app become unresponsive. ( is not about the auto compact )

Extremely LAG

I need to keep telling codex, we need to close this session, write a session handoff md, and start a clean Session to continue working normal.

What is the expected behavior?

Long chat should not make the APP become unresponsive on Modern Hardware

Additional information

_No response_

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