v1.0.119 Claude Code Release Notes

Sep 19, 2025

Claude's Analysisby Sonnet 4.6

Full Analysis

MCP servers gain dynamic header support via headersHelper; slash commands no longer wipe tool lists when updated.

Changes

Total Changes (vs Average)

0.3×

Version Type

Patch

Release Focus

Mixed

Days Since Prior Release

Release # This Month

#8 of 15

Bug Fix Ratio

Post-Release Edits

—

Change Category

Ecosystem Impact

Key Themes

1MCP Dynamic Header Auth|3Behavioral Correctness Fixes

May Help If You've Noticed

Your Windows terminal appears frozen after Claude Code enters interactive mode

Added1 change

•Support dynamic headers for MCP servers via headersHelper configuration

Other3 changes

•Fix Windows issue where process visually freezes on entering interactive mode
•Fix thinking mode not working in headless sessions
•Fix slash commands now properly update allowed tools instead of replacing them

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v1.0.119 Claude Code Release Notes

Sep 19, 2025

Claude's Analysisby Sonnet 4.6

Full Analysis

MCP servers gain dynamic header support via headersHelper; slash commands no longer wipe tool lists when updated.

Changes

Total Changes (vs Average)

0.3×

Version Type

Patch

Release Focus

Mixed

Days Since Prior Release

Release # This Month

#8 of 15

Bug Fix Ratio

Post-Release Edits

—

Change Category

Ecosystem Impact

Key Themes

1MCP Dynamic Header Auth|3Behavioral Correctness Fixes

May Help If You've Noticed

Your Windows terminal appears frozen after Claude Code enters interactive mode

Added1 change

•Support dynamic headers for MCP servers via headersHelper configuration

Other3 changes

•Fix Windows issue where process visually freezes on entering interactive mode
•Fix thinking mode not working in headless sessions
•Fix slash commands now properly update allowed tools instead of replacing them

v1.0.119 Claude Code Release Notes

Changes in Claude Code v1.0.119

Added1 change

Other3 changes

v1.0.119 Claude Code Release Notes

Changes in Claude Code v1.0.119

Added1 change

Other3 changes