Introduction to agent skills

In this course, you'll learn how to stop repeating yourself and start teaching Claude once. You'll discover what Skills are and how they differ from other Claude Code customization options like CLAUDE.md, hooks, and subagents. You'll create your first Skill from scratch — writing the SKILL.md frontmatter, crafting effective descriptions that reliably trigger matching, and organizing your skill directory with progressive disclosure to keep context windows efficient. You'll also explore advanced configuration options like restricting tool access with allowed-tools and using scripts that execute