Free
Prompttokencounter
A free, online tool for developers and prompt engineers to accurately count tokens for various OpenAI models like …
A free, online tool for developers and prompt engineers to accurately count tokens for various OpenAI models like GPT-4o, GPT-4, and GPT-3.5. It helps manage prompt length to stay within model limits, control API costs, and optimize interactions with LLMs. The tool operates entirely in your browser, ensuring your prompts remain private and are never transmitted over the internet.
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