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Token Counter

Use our Token Counter Tool to instantly count and analyze tokens for GPT and other LLMs. Estimate usage, manage API costs, and optimize your prompts with ease. The tool is developed by TestMu AI (formerly LambdaTest) and is completely free to use.

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TestMu Conf 2026

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Input

Exact token count via gpt-tokenizer encoding rules. Encoding: o200k_base
TOKENS
0
CHARACTERS
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