Continuously executing useless Python scripts

[julianschiavo]

What version of Codex is running?

codex-cli 0.53.0

What subscription do you have?

ChatGPT Pro

Which model were you using?

gpt-5-codex-high

What platform is your computer?

Darwin 25.1.0 arm64 arm

What issue are you seeing?

The model is infinitely repeating actions like this:

• Ran python3 - <<'PY'
  │ print('placeholder script')
  │ PY
  └ placeholder script

• Ran python3 - <<'PY'
  │ print('placeholder python')

• Ran python3 - <<'PY'
  │ print('script placeholder')
  │ PY
  └ script placeholder

• Ran python3 - <<'PY'
  │ print('hello world')
  │ PY
  └ hello world

• Ran python3 - <<'PY'
  │ print('done')
  │ PY
  └ done

What steps can reproduce the bug?

Uploaded thread: 019a4d2e-ada4-7472-ab76-6c4433780c1b

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 doing every action as a python script. #6188

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[etraut-openai]

Thanks for the bug report. We've shared the feedback with the team members who are responsible for training our codex models. We're tracking this feedback and similar reports so we can make the model more robust in future iterations.

If you see other model behavior that you'd like to report, please use the recently-added /feedback command in the CLI. That will provide us with additional details including logs and conversation text.