#harnessengineering

Same model, same API, same price - one team's agent acts like a seasoned employee, the other's like...

I see a recurring pattern in how experienced engineers react to AI-generated code: measured...

OpenAI shipped 1M lines of code without manual writes. Harness engineering is the new discipline making AI agents production-reliable — complete guide.

It seems that every time I think I know the shape of the harness, a new fact presents itself that I...

Hello everyone. I just released a book about harness engineering. It’s on LeanPub. Pay what you want,...

I just read this article — I recommend you do as well. Loop Engineering Is Just Software...

The agent kept running the tests, watching them go red, scrolling up to find the failure, and then...

I had a rule in my project CLAUDE.md for months that said always check Code Health before committing....

Six months ago this was a blog post. Then a second blog post. Then Bridle, Sellier,...

The pre-commit hook caught a migration last Tuesday that would have shipped to staging green and...

The thing I built was a Go binary that copied markdown files into a repository. I called it an...

A new engineer joins the team. Their first question (even if they don’t know it): Where should I read...