AI Token Tool

Welcome to AI Token Calculator Tool

Paste or write your prompt below to estimate token usage across popular large language models. Choose a model preset to adjust the average characters per token and optimise your prompt before you run it.

GPT-4o mini (OpenAI) GPT-4o (OpenAI) GPT-3.5 Turbo (OpenAI) Claude 3 Opus (Anthropic, estimate)

0 tokens 0 characters 0 words

*This tool provides an estimate using the selected character-per-token ratio. For precise budgeting, refer to the tokenizer used by your language model provider.