Free AI course for beginners
Learn AI
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Learn Academy turns learning AI into a pixel adventure. Discover how large language models work, what tokens are, and how to write prompts that actually get results.
Bite-size quests
23 short lessons across 6 chapters. Read, answer, level up.
Earn XP & badges
Every cleared lesson grants XP. Clear a chapter to win its badge.
Free, no signup
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Course 01 · LLM Fundamentals
What you'll learn
1 What is an LLM?
Meet the model: what it does well and where it stumbles.
A Very Good Guesser · Superpowers · Known Weak Spots · Model vs. App
2 Tokens
The tiny pieces models read, and why length and cost depend on them.
What Is a Token? · Counting Tokens · The Context Window · Tokens Cost Money
3 Prompt Basics
Instructions, context, and output format: the three parts of a good ask.
Say What You Want · Give It Context · Shape the Output · Putting It Together
4 Better Prompts
Level up with examples, roles, and constraints.
Show, Don't Just Tell · Pick a Role · Set Constraints · Iterate Like a Pro
5 Common Pitfalls
Hallucinations, vague prompts, and context overload — and how to dodge them.
6 Mini Boss
A mixed review quest. Defeat it to claim the course crown.
Boss Round 1: Fundamentals · Boss Round 2: Token Toll · Boss Round 3: Prompt Forge · Final Strike