What version of Codex CLI is running?

0.104.0

What subscription do you have?

custom provider

Which model were you using?

gpt 5.1 codex

What platform is your computer?

Windows 11

What terminal emulator and version are you using (if applicable)?

No response

What issue are you seeing?

Model metadata not found. Defaulting to fallback metadata; this can degrade performance and cause issues

What steps can reproduce the bug?

Model metadata not found. Defaulting to fallback metadata; this can degrade performance and cause issues

What is the expected behavior?

No response

Additional information

No response