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Practical calculators for AI infrastructure and language models. Free to use, no sign-up, and everything runs in your browser.

VMware · Sizing

VCF Private AI Sizer

Size GPU memory, concurrent requests, tokens per second, and infrastructure for LLM inference on VMware Cloud Foundation Private AI. Based on the VCF 9.1 architecture.

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LLM · Tokens

Token Counter

Count tokens, characters, and words for OpenAI models in real time. See how text splits into tokens, compare encodings, and estimate API cost. Runs entirely in your browser.

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