Harness Engineering: The DevOps Skill Nobody Told You About

I’ve written before about how AI agents are just CI pipelines with an LLM plugged in. That post mapped agent concepts to infrastructure patterns you already know. But there’s a discipline forming around the infrastructure side of agents that deserves its own name. Harness engineering. It’s the practice of building everything around the LLM — the execution environment, tool definitions, safety boundaries, observability, and lifecycle management. The stuff that turns ...