Lesson 6: What is an LLM? The Model that Understands (and Generates) Text
We define LLM, understand why it’s different from a Google search, and discover how text generation works.
LLM
Lesson 7: Tokens — How an LLM 'Reads' Text
What tokens are, why they’re not words, and why it matters when talking about cost, speed, and limits.
Lesson 8: The Context Window — an LLM's Short-Term Memory
What the context window is, why it has a limit, what happens when you exceed it, and why an LLM doesn’t remember previous conversations.
Lesson 9: The LLM Map — Who's Who in 2026
Meet the main models of the moment, the companies behind them, and the key differences to help you choose.
Lesson 10: Your First Prompt — How to Talk to an LLM
Learn to write effective prompts and understand why the result depends on how you ask.