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    AI Token Counter

    Most LLM pricing is per token. 1 token ≈ 4 characters of English. Paste your prompt below to estimate tokens before you spend.

    Inputs

    Results

    Estimated tokens0
    Words0
    Characters0
    GPT-5 input cost$0.000000
    Claude Sonnet 4.5 input cost$0.000000

    Estimates only. Always verify before billing decisions.

    FAQs

    How accurate is this?

    ±10%. Exact counts vary by tokenizer (cl100k, o200k, etc.) and language. English averages ~4 chars/token.

    Does it work for code?

    Yes, but code tokenizes denser — assume ~3 chars/token for tight syntax.

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