Claude Code 2.1.236 release notes

Version

2.1.236

Released

19 August 2026

Status

Stable release

What's new in Claude Code 2.1.236

The official notes for Claude Code 2.1.236 list 33 changes: 2 new features, 16 fixes, 1 performance improvement and 14 other changes.

• 2 new features
• 16 fixes
• 1 performance improvement
• 14 other changes

Highlights

• new feature Added ANTHROPIC_DEFAULT_MODEL environment variable: sets the model new sessions start on, while a /model pick still overrides it and persists…
• new feature Added notify_when_idle to cross-session SendMessage: ask another Claude Code session on this machine to send one notice when it next…
• performance improvement Improved startup performance: the session counter is now written in the background
• fix Fixed clipboard copy, background housekeeping, background sessions, and local MCP logs breaking after the directory a session had switched into…
• fix Fixed the fullscreen renderer failing permanently after a single failed start: it now falls back to the classic renderer instead…

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 2.1.236)

All Claude Code release notes · All releases

Also tracked: Claude news · Claude resets · Claude Code release notes · Blog