Codex says its out of context but it just compacted and context was at 100%
Resolved 💬 2 comments Opened Oct 31, 2025 by davidbenhaim Closed Nov 26, 2025
💡 Likely answer: A maintainer (github-actions[bot], contributor)
responded on this thread — see the highlighted reply below.
What version of Codex is running?
codex-cli 0.48.0-alpha.2
What subscription do you have?
pro
Which model were you using?
gpt-5-codex
What platform is your computer?
macos
What issue are you seeing?
"■ Codex ran out of room in the model's context window. Start a new conversation or clear earlier history before retrying."
Chat just compacted and context was at 100% but chat refused to respond. Couldn't figure out how to roll back conversation or edit history...
I had to run /new
What steps can reproduce the bug?
idk how to reproduce
What is the expected behavior?
it should properly compact and use new context.
Additional information
■ Codex ran out of room in the model's context window. Start a new conversation or clear earlier history before retrying.
2 Comments
Potential duplicates detected. Please review them and close your issue if it is a duplicate.
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Can you upgrade to the latest version? should be solved in a better way.