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Claude Code 2.1.89 release notes
- Version
- 2.1.89
- Released
- Status
- Stable release
What's new in Claude Code 2.1.89
The official notes for Claude Code 2.1.89 list 52 changes: 5 new features, 30 fixes and 17 other changes.
- 5 new features
- 30 fixes
- 17 other changes
Highlights
- new feature Added "defer" permission decision to PreToolUse hooks — headless sessions can pause at a tool call and resume with -p…
- new feature Added CLAUDE_CODE_NO_FLICKER=1 environment variable to opt into flicker-free alt-screen rendering with virtualized scrollback
- new feature Added PermissionDenied hook that fires after auto mode classifier denials — return {retry: true} to tell the model it can…
- new feature Added named subagents to @ mention typeahead suggestions
- new feature Added MCP_CONNECTION_NONBLOCKING=true for -p mode to skip the MCP connection wait entirely, and bounded --mcp-config server connections at 5s 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 2.1.89)
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