Release notes

Claude Code 2.0.43

· 4 new· 4 fixed

Added4

  • Added `permissionMode` field for custom agents
  • Added `tool_use_id` field to `PreToolUseHookInput` and `PostToolUseHookInput` types
  • Added skills frontmatter field to declare skills to auto-load for subagents
  • Added the `SubagentStart` hook event

Fixed4

  • Fixed nested `CLAUDE.md` files not loading when @-mentioning files
  • Fixed duplicate rendering of some messages in the UI
  • Fixed some visual flickers
  • Fixed NotebookEdit tool inserting cells at incorrect positions when cell IDs matched the pattern `cell-N`

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