The Harness

Agentic control for anything that acts.

pip install harness-policy
harness run dev
harness report runs/dev

Any language model

Plans and writes programs at decision points. Swap the model in one line of configuration. Learn more.

Programs and learned policies

Programs compose skills and tools; a learned policy takes over what code cannot express. Learn more.

Reflexes

Guards and controllers the model writes run on every control step, so a slip is caught before the model hears of it. Learn more.

A fixed safety layer

Every command passes limits that nothing learns or rewrites, whoever wrote it. Learn more.