Notes from the field.
First-hand stories from building AI that real operations run on. Real numbers, real dates, nothing I did not live.
- 01
Seven Marks: how a keyword-matching prototype became a hospital's AI platform
The version-by-version story of ETHER, from a February prototype whose AI was keyword matching to four autonomous agents in daily use at a public hospital network.
- 02
16.3% vs 11.6%: how we measured whether our AI agent actually sells more
How ZAVORA compared its WhatsApp sales agent against the rules bot it replaced: same conversations, a clear baseline, and the limits of the sample published next to the number.
- 03
One mind, an army of agents: how I ship like a team
How I build with AI coding agents: specs, specialist agents, reviews and tests. 879 commits in 2026, and the rules that keep the work mine.