What version of Codex is running?
codex-cli 0.21.0
Which model were you using?
gpt-5
What platform is your computer?
Linux 6.10.14-linuxkit aarch64 aarch64
What steps can reproduce the bug?
Started codex, entered "test" as a prompt.
Successfully ran codex login to refresh auth, no difference.
What is the expected behavior?
Codex works with ChatGPT login
What do you see instead?
🖐 To use Codex with your ChatGPT plan, upgrade to Plus: https://openai.com/chatgpt/pricing.
Additional information
