Alibaba's SkillWeaver cuts AI agent token bills by over 99 percent

This lands right as companies everywhere are worried about agent costs spiraling out of control, so a fix that also boosts accuracy is a rare free lunch. The real test is whether retrieval based tool routing becomes a standard layer in every agent framework, the way vector databases became standard for retrieval augmented generation. If it does, the current habit of agents blindly loading thousands of tools into context will look wasteful in hindsight.