v1.0.86 Claude Code Release Notes

Aug 22, 2025

Claude's Analysisby Sonnet 4.6

/context command lets users diagnose context window issues directly; SDK gains UUID message tracking and message replay to stdout.

Changes

Total Changes (vs Average)

0.3×

Version Type

Patch

Release Focus

Features

Days Since Prior Release

Release # This Month

#14 of 19

Bug Fix Ratio

Post-Release Edits

—

Change Category

Ecosystem Impact

Key Themes

1Context Debugging Self-Service|2SDK Observability & Replay

May Help If You've Noticed

Claude seems to ignore recent instructions or forgets earlier context mid-session

Added3 changes

•Added /context to help users self-serve debug context issues
•SDK: Added UUID support for all SDK messages
•SDK: Added --replay-user-messages to replay user messages back to stdout

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v1.0.86 Claude Code Release Notes

Aug 22, 2025

Claude's Analysisby Sonnet 4.6

Full Analysis

/context command lets users diagnose context window issues directly; SDK gains UUID message tracking and message replay to stdout.

Changes

Total Changes (vs Average)

0.3×

Version Type

Patch

Release Focus

Features

Days Since Prior Release

Release # This Month

#14 of 19

Bug Fix Ratio

Post-Release Edits

—

Change Category

Ecosystem Impact

Key Themes

1Context Debugging Self-Service|2SDK Observability & Replay

May Help If You've Noticed

Claude seems to ignore recent instructions or forgets earlier context mid-session

Added3 changes

•Added /context to help users self-serve debug context issues
•SDK: Added UUID support for all SDK messages
•SDK: Added --replay-user-messages to replay user messages back to stdout

v1.0.86 Claude Code Release Notes

Changes in Claude Code v1.0.86

Added3 changes

v1.0.86 Claude Code Release Notes

Changes in Claude Code v1.0.86

Added3 changes