Tiktoken Guide

How text becomes tokens, why the same prompt costs different amounts on different models, and how to measure it correctly.

What this covers

A practical guide to tokenization and tiktoken: how text becomes tokens, why counts differ per model and how it drives your bill.

Why it matters

Tokenomy tracks AI economics end to end — pricing, throughput, quality and energy. This library page keeps the underlying evidence one click from the tools and research that use it.