Codex got stuck: Codex ran out of room in the model's context window.

Resolved 💬 3 comments Opened Feb 2, 2026 by jiaxi98 Closed Feb 2, 2026

What version of Codex is running?

v0.93.0

What subscription do you have?

Pro

Which model were you using?

gpt-5.2-codex

What platform is your computer?

Linux 5.4.0-91-generic x86_64 x86_64

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

_No response_

What issue are you seeing?

Codex ran out of room in the model's context window. Start a new thread or clear earlier history before retrying.

  • codex does not perform autocompact and the conversation got stuck
  • this has been a long chat, but when I quit, it outputs: Token usage: total=0 input=0 output=0, To continue this session, run codex resume 92c9be60-410c-4c16-a907-a7990907a3fd

What steps can reproduce the bug?

Uploaded thread: 92c9be60-410c-4c16-a907-a7990907a3fd

What is the expected behavior?

The codex autocompact the context and work

Additional information

_No response_

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