pi. Auth and models stay in Pi’s own directory (usually ~/.pi/).
Open Settings → Provider management → CLI and confirm PI CLI shows Installed. The extension does not install it for you, and it does not change auth.json. In a system terminal, use pi /login or add a key from the Pi docs.

Install
PI_BIN / PI_PATH / PI_CLI_PATH, or add ~/.pi/bin to the system PATH.
Capability differences
Compared with Claude Code:- No plan mode
- MCP / Skills / some settings pages are centered on Claude Code
- Stop ends the
pichild process - Chat works, but there is no local history index yet. History does not list Pi sessions