Learn how AI systems really work
Interactive courses that go below the buzzwords: animated diagrams you can step through, real code that prints what happens on the wire, things to break on purpose, and quick checks. Everything works offline, straight from these files.
Pick up where you left off
Courses
Inside MCP
The Model Context Protocol from the wire up: roles, every message in both eras, stdio and HTTP, OAuth, load balancers, context cost, security, and when to use a skill or CLI instead.
17 lessons ยท about 3.5 hours
Open the courseNext topic
More courses will appear here, built the same way. Candidates: the agent loop with the Claude API, and evaluating agents.
Coming later