Third and final part of the series on pi. In the first part I explained what pi is and compared it to other agents. In the second I wrote a complete usage guide. Now it's time for what really sets pi apart from everything else: the extensions.

I have over …

Complete pi guide: from installation and first steps to tree sessions, branching, skills, extensions, and power-user tricks.

Pi is a minimal terminal coding agent. This article explains what it is, how it differs from Claude Code, Codex, OpenCode, and Gemini CLI, and why it went viral.

A comparison of three extensions for running subagents in pi — TintinWeb, NicoBailon, and Taskplane — each with a different approach.