Codex CLI 0.140.0 release notes

Version

0.140.0

Released

15 June 2026

Status

Stable release

What's new in Codex CLI 0.140.0

The official notes for Codex CLI 0.140.0 list 15 changes: 3 new features, 2 fixes, 1 performance improvement, 2 security changes and 7 other changes.

• 3 new features
• 2 fixes
• 1 performance improvement
• 2 security changes
• 7 other changes

Highlights

• security change Added managed Amazon Bedrock API-key authentication and encrypted local storage for CLI and MCP OAuth credentials.
• security change Improved MCP reliability by retrying transient startup failures, reporting unusable OAuth credentials as logged out, and preserving explicitly disabled servers.
• new feature Added /usage views for daily, weekly, and cumulative account token activity.
• new feature Added permanent session deletion through codex delete, /delete, and app-server thread/delete, with confirmation safeguards and subagent cleanup.
• new feature Added /import for selectively importing setup, project configuration, and recent chats from Claude Code.

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 0.140.0)

All Codex CLI release notes · All releases

Also tracked: Codex news · Codex resets · Codex release notes · Blog