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Welcome: You Are Going to Build AI Systems
How LLMs Work · Start here
Module journey
How LLMs Work
Not startedBuild a correct mental model of tokens, embeddings, attention, and next-token generation.
Build Your First AI Application
LockedPrompt, structure outputs, and validate model responses in an application.
Unlocks after earlier modules.
Give Your AI Knowledge
LockedDesign a grounded RAG pipeline with chunking, retrieval, and citations.
Unlocks after earlier modules.
Give Your AI Tools
LockedConnect tools, agent loops, state, and human approval safely.
Unlocks after earlier modules.
Make Your AI Production Ready
LockedReason about evaluation, cost, latency, reliability, and security.
Unlocks after earlier modules.
Final Challenge
LockedProduction-minded customer support AI architecture — ships with Module 5.
Build a Mental Model of an LLM
Unlocks after Lesson 1.19. Build the LLM pipeline, then repair a Break It failure.
Complete Lesson 1.19 to unlock.