Keavi

Writing

What we're learning.

Essays and research on building software with AI agents, with the numbers behind them.

  1. Stu

    The rule that didn't hold

    My long Claude Code sessions kept running past the handoff rule I pasted into them, so I built Stu. My cost per PR then fell by three quarters. Then I measured how much of that was Stu.

    Jon Yoder · 9 min read