AI Token Calculator

Analyze your texts for AI models

characters: 0words: 0~tokens: 0

What are tokens?

Language models like Gemini or ChatGPT don't read words, but "tokens". A token is often just part of a word. The exact conversion varies from model to model. This calculator gives you an estimate for the most popular models.

Rule of thumb

1 token ≈ 4 characters

100 tokens ≈ 75 words

English text

Most efficient tokenization

baseline for calculations

Multimodal

Images: ~200-800 tokens

Audio: ~32 tokens/second

Model Library

3 models selected