AI Agents Need an Operating System, Not Just a Harness

Many agent discussions focus on autonomy, tools, prompts, or harnesses. But reliable work is not only about execution. It is also about: separating execution from checking keeping unknowns explicit rather than guessed returning trade-offs to humans protecting control direction and task authority making outputs traceable and auditable That suggests a different framing: AI work may need an operating system, not only an agent harness. The model below explores that idea: Control Assets instead of ad