Git worktrees solve the problem of AI agents and developers sharing a single working directory, which causes conflicts and lost work. A worktree creates a second checkout of the same repo on a different branch without a full clone. The post explains the mental model (branches live in history, worktrees live on the filesystem),
Table of contents
One directory, one train of thoughtWhat worktrees are for, and what they are notWhy this became a big deal when Agents showed upThe setup tax nobody warns you aboutReducing the tax by letting the Agent pay itA concrete worktree management tool you can borrowTakeawaySort: