What
A new built-in tool that allows Claude to create worktrees mid-session when users request isolated work.
Usage
User: "Start a worktree for this feature"
User: "Work in isolation on a separate branch"Details
- Tool activates when user asks to "work in isolation" or "start a worktree"
- Must be in a git repository and not already in a worktree
- Creates worktree with optional custom name
- Session automatically switches to the new worktree directory
Evidence
Tool description (search for "Use this tool when the user asks to work in isolation")
Strings lifted out of the shipped bundle, so the claim above can be checked against them.