v2.0.64 Claude Code Release Notes

Dec 10, 2025

Claude's Analysisby Sonnet 4.6

Named sessions (/rename, /resume) make threads persistent; .claude/rules adds structured rules; async agents enable parallel execution; AWS Bedrock support debuts.

Changes

Total Changes (vs Average)

1.2×

Version Type

Patch

Release Focus

Mixed

Day Since Prior Release

Release # This Month

#8 of 17

Bug Fix Ratio

21%

Post-Release Edits

Change Category

Ecosystem Impact

AWS Bedrock debuts after 10+ releases of absence, joining VS Code and Windows in a broad platform push. Provider coverage has been uneven—Google Vertex and Azure Foundry each appeared recently while Bedrock was silent, a notable catch-up for enterprise AWS users.

Key Themes

4Named Session Management|3Rules, Stats, and Context Depth|2Concurrent Execution Model|5Multi-Platform Expansion

May Help If You've Noticed

You lose context when closing Claude Code and can't easily return to where you left off

Added4 changes

•Added named session support: use /rename to name sessions, /resume <name> in REPL or claude --resume <name> from the terminal to resume them
•Added support for .claude/rules/`. See https://code.claude.com/docs/en/memory for details.
•Added image dimension metadata when images are resized, enabling accurate coordinate mappings for large images
•VSCode: Added copy-to-clipboard button on code blocks and bash tool inputs

Improved2 changes

•Improved /resume screen with grouped forked sessions and keyboard shortcuts for preview (P) and rename (R)
•Bedrock: Improve efficiency of token counting

Fixed3 changes

•Fixed auto-loading .env when using native installer
•Fixed --system-prompt being ignored when using --continue or --resume flags
•VSCode: Fixed extension not working on Windows ARM64 by falling back to x64 binary via emulation

Removed1 change

•Unshipped AgentOutputTool and BashOutputTool, in favor of a new unified TaskOutputTool

Other4 changes

•Made auto-compacting instant
•Agents and bash commands can run asynchronously and send messages to wake up the main agent
•/stats now provides users with interesting CC stats, such as favorite model, usage graph, usage streak
•Bedrock: Add support for aws login AWS Management Console credentials

Added4 changes

•Added named session support: use /rename to name sessions, /resume <name> in REPL or claude --resume <name> from the terminal to resume them

•Added support for .claude/rules/`. See https://code.claude.com/docs/en/memory for details.

•Added image dimension metadata when images are resized, enabling accurate coordinate mappings for large images

•VSCode: Added copy-to-clipboard button on code blocks and bash tool inputs

Other4 changes

•Made auto-compacting instant

•Agents and bash commands can run asynchronously and send messages to wake up the main agent

•/stats now provides users with interesting CC stats, such as favorite model, usage graph, usage streak

•Bedrock: Add support for aws login AWS Management Console credentials

v2.0.64 Claude Code Release Notes

Changes in Claude Code v2.0.64

Added4 changes

Improved2 changes

Fixed3 changes

Removed1 change

Other4 changes

v2.0.64 Claude Code Release Notes

Changes in Claude Code v2.0.64

Added4 changes

Improved2 changes

Fixed3 changes

Removed1 change

Other4 changes