AI Token Counter & Cost Estimator

What this AI Token Counter & Cost Estimator does

Count exact tokens with real in-browser tokenizers for GPT, Claude, Gemini, and Llama 3. Check context-window usage, compare API costs, and inspect token boundaries. This browser-based tool is designed for the specific task described above, with the result available directly on this page.

Use the tool first, then review the result and adjust the input when needed. For estimates or heuristic checks, compare the output with the requirements of your document, platform, publisher, school, employer, or other destination.

How to use AI Token Counter & Cost Estimator

1. Open the tool and enter or paste the text or values you want to analyze.
2. Choose any available options that match your task.
3. Review the result, copy it, or continue with a related tool.

What to do next

Count and understand my text · Compare or audit drafts · Improve an essay or article

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