What Makes an AI Skill Different from a Prompt?
TL;DR: A “Skill” in production AI is not a saved prompt — it’s a capability abstraction layer with a defined input schema, tool bindings, validation, and retry logic. This post explains why that distinction matters and how Skills fit between raw model calls and higher-level agent orchestration. This post is part of a series on building real AI systems. If you haven’t read the previous piece on moving beyond prompts, that’s a good place to start. ...