MODULE 08 — GOING DEEPER · 30 AI Concepts

Tokens, cost & context math

Every dial on the last page is frozen now. What changes each time you hit send is how much text runs through them — and text isn't measured in words. Words are what you type. Tokens are what actually gets counted — and everything else on this page is just tokens, converted.

TRY
Words0
Tokens (real)0
Price$0.00
Desk space0%

Tokens are the real o200k count, same tokenizer as page 2. Price and desk space use example numbers, captioned below — real ones vary by provider and change often.

Why three meters follow one

Tokens are the unit everything else is made of

tokens word count — an estimate, not exact price — example rate per token % of the desk (page 4) — example size

A word can be one token or five depending on spelling and spacing — page 2's strawberry problem. Tokens are what a provider actually counts and charges for.

So what

Before you ask "how much will this cost" or "will this fit," the real question underneath both is how many tokens is this.