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LLM Cost Calculator for Agencies.
What does each client really cost you?

Enter each client's monthly AI usage and what you charge them. See your real API cost, your true margin, and what a usage invoice with markup would look like. Everything runs in your browser, nothing is sent anywhere.

monthly view · prices in USD per 1M tokens Markup for rebilling: %
ClientModelInput Mtok/moOutput Mtok/moRetainer $/mo API costTrue marginMargin %Bill with markup
TOTAL $0 $0 $0 0% $0
Rule of thumb: 1M tokens is about 750k words. A busy support agent easily burns 5 to 30M tokens per client per month.

This spreadsheet, but automatic, live, and per workflow.

ClientMeter meters your real traffic per client, enforces hard budget caps, and turns usage into white-label invoices with your markup. Built for n8n and Make agencies.

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