Overview

Claude Code v2.1.45 brings Claude Sonnet 4.6 support along with numerous stability fixes for Agent Teams, sandbox operations, and plugin management across different cloud providers.

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Changes by Version

v2.1.45

  • Added Claude Sonnet 4.6 support
  • Added plugin configuration discovery from --add-dir directories (enabledPlugins and extraKnownMarketplaces)
  • Added customizable spinner tips with spinnerTipsOverride setting
  • Added rate limit monitoring with SDKRateLimitInfo and SDKRateLimitEvent types for real-time status updates
  • Fixed Agent Teams compatibility on Bedrock, Vertex, and Foundry by properly propagating API provider environment variables
  • Fixed sandbox file operations on macOS by using correct per-user temp directory
  • Fixed Task tool crashes when backgrounded agents complete
  • Fixed autocomplete with images - Enter key now works when images are pasted in input
  • Fixed subagent skill isolation - skills no longer incorrectly appear in main session after compaction
  • Fixed backup file accumulation - no more excessive .claude.json.backup files on startup
  • Fixed plugin availability - commands, agents, and hooks now work immediately after installation
  • Improved startup speed by removing eager session history loading
  • Improved memory efficiency for large shell command output
  • Improved file processing visibility in collapsed read/search groups
  • Improved VSCode permission persistence across sessions