AI Token Counter

AI Token Counter is a free online tool that helps developers, AI engineers, prompt engineers, and content creators estimate token usage before making API calls. Simply paste your text to instantly see the number of words, characters, and estimated tokens across popular AI models. Features include: • AI token estimation • Word and character count • Supports OpenAI, Claude, Gemini, DeepSeek, and other LLMs • Fast browser-based processing • No signup required • Free to use Whether you're budgeting API costs, optimizing prompts, or building AI applications, AI Token Counter makes it easy to estimate token usage before sending requests.