Enter your monthly token usage — instantly see the cost per model, ranked cheapest first. All prices are editable and everything runs in your browser.
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↺ table updates live · click a price to edit
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Model
$/M in
$/M out
Est. monthly cost
Prices are indicative, as of 2026-07 and vary by tier / caching / batch. Click any price cell to correct it, then the ranking recalculates. Always confirm on the provider's official pricing page. Nothing is uploaded — this is a client-side estimator.
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How to compare LLM API costs
API pricing is quoted per million tokens, split into input (your prompt) and output (the model's reply). Since output is usually 3–5× the input price, your real cost depends heavily on how much the model writes. Enter your monthly input/output volume above and this calculator ranks every model by total estimated spend.
Why the cheapest model isn't always best
A model that's 5× cheaper but needs 2× the tokens or more retries can cost more in practice. Use this as a first-pass estimate, then test the shortlist on your real workload.