Margins est. 2026

A field journal for the web

Essays, notes, and the occasional half-thought on technology and the people who shape it.

No newsletter pop-up. No autoplay. Just writing — short and long, sharp and soft — about the tools we build and live inside.

★ Latest · Post · July 22, 2026

Evaluating an AI Agent Is a Trajectory Problem

Part 1 of a series on evaluating agents with Galileo

Read the post →

More writing