Claude Code 2.1.39 release notes

Version

2.1.39

Released

10 February 2026

Status

Stable release

What's new in Claude Code 2.1.39

The official notes for Claude Code 2.1.39 list 5 changes: 4 fixes and 1 performance improvement.

• 4 fixes
• 1 performance improvement

Highlights

• performance improvement Improved terminal rendering performance
• fix Fixed fatal errors being swallowed instead of displayed
• fix Fixed process hanging after session close
• fix Fixed character loss at terminal screen boundary
• fix Fixed blank lines in verbose transcript view

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 (Claude Code 2.1.39)

All Claude Code release notes · All releases

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