GPT Token Counter – Estimate Tokens for Any LLM

GPT / LLM Token Counter

Paste your text below to estimate token count and cost across popular AI models.

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Cost Estimates (Input Tokens)

ModelProviderEst. TokensInput Cost

How to Use

Paste any text — a prompt, document excerpt, or conversation — into the text area. The tool estimates token count using the approximate rule that 1 token ≈ 4 characters in English (the same heuristic OpenAI recommends for estimates). Cost is calculated based on published rates per million input tokens.

Important Notes

  • Client-side processing only — text never leaves your browser.
  • Token counts are estimates. Actual counts vary slightly by model tokenizer (BPE, SentencePiece, etc.).
  • Prices shown are approximate published rates and may change. Always verify on provider pricing pages.
  • Free to use with no login/signup required.
  • Report bugs in comments with sample input and expected output.

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