Skills: The Secret Weapon That Makes AI Agents 50% Faster

What if you could get all the benefits of multi-agent AI systems—at half the cost and twice the speed?In this episode, we explore a powerful new paradigm for building AI agents: replacing expensive multi-agent coordination with single agents equipped with skill libraries. The results are striking—54% fewer tokens, 50% lower latency, and accuracy that matches or beats traditional approaches. But this research goes further, uncovering a fascinating connection between AI decision-making and human cognition. As skill libraries grow, LLMs exhibit the same capacity limits that constrain our own minds—and the solutions mirror how humans have always managed complexity.Inspired by the work of Xiaoxiao Li (University of British Columbia, Vector Institute, CIFAR AI Chair), this episode was created using Google's NotebookLM.Read the original paper here: https://arxiv.org/abs/2601.04748