Building a listed tool
Mario Zechner
Pi creator and technical lead; Earendil partner/shareholder, named behind the Pi listing on Anchor Terminal.
What Mario builds
Pi B · Agent harnesses
Pi is an open-source terminal coding agent from Earendil, run on the owner's machine with any of 15 or more model providers. It has interactive, print, JSON and RPC modes, a TypeScript SDK and a built-in MCP client.
Pi creator and technical lead; Earendil partner/shareholder, researched 27 October 2026 · the people behind it
Works with
- Armin Ronacher Earendil co-founder; shared Pi governance
- Colin Daymond Hanna Earendil co-founder; shared Pi governance
Backed by
Accel Balderton Capital Jan Oberhauser Peter Steinberger Vlad Yatsenko David Cramer Cal Henderson
Questions
Who is Mario Zechner?
Mario Zechner is pi creator and technical lead; Earendil partner/shareholder.
What does Earendil make?
Anchor Terminal lists Pi from Earendil. Pi is an open-source terminal coding agent from Earendil, run on the owner's machine with any of 15 or more model providers. It has interactive, print, JSON and RPC modes, a TypeScript SDK and a built-in MCP client.
Who has invested in Earendil?
The sources our research read name Accel, Balderton Capital, Jan Oberhauser, Peter Steinberger, Vlad Yatsenko, David Cramer and Cal Henderson.
How are Mario's tools graded?
Pi is graded B, 68.6 out of 100, on Anchor Terminal's benchmark, which scores every listing against the same checklist.
Sources (10)
- https://mariozechner.at/posts/2026-04-08-ive-sold-out/
- https://earendil.com/posts/pi-1-0/
- https://mariozechner.at/
- https://x.com/badlogicgames
- https://earendil.com/purpose/
- https://ronacher.eu/
- https://twitter.com/mitsuhiko
- https://www.linkedin.com/in/colindhanna
- https://pi.dev/
- https://www.linkedin.com/company/earendil-works
These are the people building the tools we list, named for their public role in the company or project behind a listing, from public pages, with the date it was researched. They don't work for Anchor Terminal (our own team is on the about page). We show public roles, public profiles and what the listing pages show, nothing private. To correct something, send an about or a photo, or have a page removed, write to privacy@anchorterminal.com.