Worktree not available for selection in new chat

[something_something (username)]

Where does the bug appear (feature/product)?

Cursor IDE

Describe the Bug

The Worktree option is grayed out and not available for selection for a chat

Steps to Reproduce

Open a new chat

Expected Behavior

Worktree option should be available

Screenshots / Screen Recordings

Operating System

MacOS

Version Information

Version: 3.0.13 (Universal)
VSCode Version: 1.105.1
Commit: 48a15759f53cd5fc9b5c20936ad7d79847d914b0
Date: 2026-04-07T03:05:17.114Z
Layout: editor
Build Type: Stable
Release Track: Default
Electron: 39.8.1
Chromium: 142.0.7444.265
Node.js: 22.22.1
V8: 14.2.231.22-electron.0
OS: Darwin arm64 24.6.0

Does this stop you from using Cursor

No - Cursor works, but with this issue

[Colin]

Hey @something_something. There have been some changes in Cursor 3.0 regarding how Worktrees work! Have a look over in this thread (where you can also share any feedback)

Cursor 3: Worktrees & Best-of-N

New in Cursor! · Full changelog · Main announcement We’ve redesigned how you work with worktrees and compare model results for the same task in Cursor. What’s changed Worktrees are now driven by two explicit commands: /worktree and /best-of-n. This gives you more control over when work moves into an isolated checkout, and worktree management is fully agentic from there. /worktree starts an isolated Git checkout for the rest of a chat. Your main branch stays untouched until you apply the resu…