v2.1.204 Claude Code Release Notes

Jul 8, 2026

Claude's Analysisby Sonnet 4.6

Hotfix: SessionStart hooks now stream in headless sessions, fixing remote workers being silently idle-reaped mid-hook.

Change

Total Changes (vs Average)

0.1×

Version Type

Patch

Release Focus

Bug Fix

Days Since Prior Release

Release # This Month

#7 of 7

Bug Fix Ratio

100%

Post-Release Edits

—

Change Category

Key Themes

1Headless Hook Streaming Hotfix

May Help If You've Noticed

Your remote or headless Claude Code workers silently hang or disappear during session startup

Fixed1 change

•Fixed hook events not streaming during SessionStart hooks in headless sessions, which could cause remote workers to be idle-reaped mid-hook

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v2.1.204 Claude Code Release Notes

Jul 8, 2026

Claude's Analysisby Sonnet 4.6

Full Analysis

Hotfix: SessionStart hooks now stream in headless sessions, fixing remote workers being silently idle-reaped mid-hook.

Change

Total Changes (vs Average)

0.1×

Version Type

Patch

Release Focus

Bug Fix

Days Since Prior Release

Release # This Month

#7 of 7

Bug Fix Ratio

100%

Post-Release Edits

—

Change Category

Key Themes

1Headless Hook Streaming Hotfix

May Help If You've Noticed

Your remote or headless Claude Code workers silently hang or disappear during session startup

Fixed1 change

•Fixed hook events not streaming during SessionStart hooks in headless sessions, which could cause remote workers to be idle-reaped mid-hook

v2.1.204 Claude Code Release Notes

Changes in Claude Code v2.1.204

Fixed1 change

v2.1.204 Claude Code Release Notes

Changes in Claude Code v2.1.204

Fixed1 change