Codex desktop app high CPU and rapid memory growth on startup (macOS)
Resolved 💬 5 comments Opened Feb 9, 2026 by Skies-syx Closed Feb 17, 2026
What version of the Codex App are you using (From “About Codex” dialog)?
Version 260208.1016 (571)
What subscription do you have?
plus
What issue are you seeing?
The CPU of the Mac has significantly increased, and Codex has crashed.
What steps can reproduce the bug?
Execute: npx skills add openclaw/openclaw
Open code X
Observe that the CPU usage in the activity monitor is 90%, and finally the codex exits.
What is the expected behavior?
The codex is operating stably.
Additional information
_No response_
This issue has 5 comments on GitHub. Read the full discussion on GitHub ↗