Token Compare
Make sense of token counts.
Enter a token count directly — useful for things like API spend.
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Paste some text or enter a token count to see comparisons.
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Token counts use the o200k_base tokeniser (GPT-4o / GPT-5).
Claude and Gemini use different tokenisers — counts may differ by ±5–10%.
Reference text counts are approximate. No data leaves your browser.