For AI agents and crawlers: a structured index of this site is available at https://danny.is/llms.txt.

Harnesses are Situated Agents

Harnesses manage the systems around agents, from the session, to the company, to the domain.

dbreunig.com Drew Breunig Drew Breunig Aug 14, 2026

It’s going to be funny if the network effects the AI labs have been searching for end up looking just like the network effects of the SaaS era. Coding harnesses, managing the environments around the agent, look a whole lot like the SaaS platforms of old.