Codex CLI 0.78.0 release notes

Version

0.78.0

Released

6 January 2026

Status

Stable release

What's new in Codex CLI 0.78.0

The official notes for Codex CLI 0.78.0 list 17 changes: 1 new feature, 3 fixes, 1 performance improvement and 12 other changes.

• 1 new feature
• 3 fixes
• 1 performance improvement
• 12 other changes

Highlights

• new feature Add Ctrl+G to open the current prompt in your configured external editor ($VISUAL/$EDITOR) and sync edits back into the TUI.
• performance improvement Performance tuning for TUIs: cap redraw scheduling and reduce unnecessary rerenders during streaming to lower CPU usage.
• fix Fix failures when the model returns multiple tool calls in a single turn by emitting tool calls in the format…
• fix Fix a set of tui2 rendering/input edge cases (screen corruption, scroll stickiness, and selection/copy correctness).
• fix Fix broken README links.

Our short summary: changes are counted and classified automatically from the official notes, and highlights are shortened. The complete, authoritative list is in the official release notes on GitHub.

Full release notes on GitHub (Codex CLI 0.78.0)

All Codex CLI release notes · All releases

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