Human-Curated Agent Skills: The 52% Performance Edge AI Can’t Generate

SkillsBench Deep Dive: Why Human-Crafted Agent Skills Dramatically Outperform AI-Generated Ones Core Question: Of the tens of thousands of AI Agent Skills currently available on the market, how many actually deliver value? How can we distinguish a useful skill from a useless one, and what are the best practices for optimization? The capability boundaries of AI Agents are constantly being expanded by modular knowledge packages known as “Skills.” However, an awkward reality persists: among the tens of thousands of available skills, only a precious few are truly effective. A comprehensive new study, SkillsBench, involving 7,308 rigorous test trajectories, reveals that …