osworld

A rigorous look at how to measure agent performance — trajectory-level vs final-answer evals, canonical multi-step benchmarks (SWE-bench, WebArena, OSWorld, GAIA), LLM-as-judge pitfalls, and why your eval is your spec.

What measurable benchmarks say agentic software agents can actually do in 2026, what production deployments have publicly disclosed, the strongest skeptic case on the books, and how the EU AI Act reshapes the deployment math.