Data calculators

The dated, sourced reference dataset behind the calculators. Every price carries a verification date and a link to its source — and is overridable in every tool.

Token Estimator (Words & Characters)Estimate how many tokens a piece of text uses, from word or character count — a quick heuristic for budgeting prompts.Context-Window Cost CalculatorPrice the cost of resending a large context across many calls — the often-overlooked driver of RAG and long-context spend.LLM Throughput Planner (GPUs Needed)How many GPUs you need to serve a target request rate, from tokens per request and per-GPU throughput.