Claude Code

Install


npm install -g @anthropic-ai/claude-code

Authenticate

API key — add to your shell profile:


export ANTHROPIC_API_KEY="sk-ant-..."

Claude Pro / Max — skip the key. Run claude once and log in via the browser prompt.

Launch

Press ⌘+⌥+3 or open the Command Palette → Add Claude Code.

A dedicated panel opens and Claude Code is ready.

Terminal

$ claude
Welcome to Claude Code v1.0
 
$ Add input validation to the login form
✓ Modified src/login.tsx
✓ Modified src/validators.ts
$ 

Review changes in the Diff tab, then commit with ⌘+⇧+K.

Permission modesModeBehaviorignore (default)Runs with --dangerously-skip-permissions — all actions auto-accepted.approvePrompts before each file write or shell command.ignore is safe because every session runs in its own isolated worktree.Session continuationPane automatically passes --resume with the stored session ID when you reopen a Claude Code panel. No manual steps needed.