If you maintain a hand-built agent harness, this one is worth your time. (bookmark it) I feel like everyone is sleeping on the idea of dynamically generating agent harnesses on the fly. As you aim to own your harness, this is a topic more devs will lean into. Here is a great report discussing this topic. JIT-Agent is a model whose output is an agent harness. It formalizes the harness as a composable artifact under a fixed four-module protocol covering memory, planning, action protocol, and…