AI Token Counter — developer utilities, encoders and data format tools
The AI Token Counter estimates how many tokens a piece of text will use in a large language model. Paste your prompt or text, review the token estimate, and compare it with the context limit of the model you are using. Use it before sending long prompts to AI tools so you can stay within the context
Category: Text Tools
About this tool
What Is AI Token Counter? AI Token Counter is a browser-based tool for Estimate text tokens and compare them with AI model limits. This guide explains the result, the calculation or processing method, and correct usage. Calculation or Processing Method Paste the prompt, review the estimate, and compare it with the context limit of the specific model. Use the model tokenizer for production billing or exact limits. Formula or method: Approximate tokens ≈ character count / 4 for English-like text; actual counts vary by tokenizer and language. How to Use It Open the tool and choose the required unit, mode, or options. Enter values or paste text into the input fields. Review the result, copy it, or continue with a related tool. Important Notes Use consistent units and verify values before calculating. Incomplete or invalid input can produce an incomplete result. Related Tools Tools that support the same workflow: Word Counter — Count words, characters, sentences, and paragraphs in any text. Reading Time Estimator — Estimate how long it takes to read any text. Keyword Density Checker — Analyze keyword density and frequency in your content. Frequently Asked Questions How does AI Token Counter work? Paste the prompt, review the estimate, and compare it with the context limit of the specific model. Use the model tokenizer for production billing or exact limits. What formula does AI Toke