LLM token counter

1 tool with this tag

Best 1 LLM token counter tools in 2026

PromptTokenizer are among the best paid / free tools tagged "LLM token counter".

PromptTokenizer

PromptTokenizer is a free tool that counts and visualizes LLM tokens. It shows how GPT-4, Claude 3.5, Llama 3, and Gemini tokenize your prompts, enabling cost estimation and model comparison.