Master AI Agent Skills

The complete course on Anthropic's Agent Skills — the packaged, progressive-disclosure format that changed how agents get expertise.

Modules

Lessons

Verified sources

Editor passes

Progress14/24 lessons · mastery 71%

Syllabus · click a module to expand

01
ArticleClaude Skills are awesome, maybe a bigger deal than MCPVerified 3/3
Simon Willison · simonwillison.net · Oct 16, 2025 · 9 min read
The best independent framing. Read it before the podcast below.
Open ↗
02
Podcast304 · Agent Skills — when to use them and why they matterVerified 3/3
Fragmented · AI Developer Podcast · 48 min
Progressive disclosure, and Skills against commands and instructions.
Open ↗Resuming here
03
PodcastAI That Works · Claude Agent Skills Deep DiveVerified 3/3
BAML Podcast · Ep. 48 · 52 min
Technical. Skills, commands, agents, subagents, cleanly separated.
Open ↗
04
AI lessonOriginal lesson · A decision tree in one pageVerified 3/3
AI University · panel written, editor verified · 5 min read
New verb → Tool. External system → MCP. Better use of existing verbs → Skill.
05
PracticeExercise · Sort 12 real tasks into Tool, MCP, or SkillVerified 3/3
Multiple correct answers accepted, must be defended · ≈ 12 min