Academy
Course 01 · LLM Fundamentals
Free AI Course for Beginners: LLM Fundamentals
Short, plain-English lessons on how AI language models work and how to use them well. Read any lesson for free, then play it as a quest to earn XP and badges.
Chapter 1
What is an LLM?
Meet the model: what it does well and where it stumbles.
Chapter 2
Tokens
The tiny pieces models read, and why length and cost depend on them.
Chapter 3
Prompt Basics
Instructions, context, and output format: the three parts of a good ask.
Chapter 4
Better Prompts
Level up with examples, roles, and constraints.
Chapter 5
Common Pitfalls
Hallucinations, vague prompts, and context overload — and how to dodge them.
Chapter 6
Mini Boss
A mixed review quest. Defeat it to claim the course crown.
A mixed review quiz across every chapter. Play the quest to face the mini boss.