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PROFENG/Developer/AI API Token Cost Calculator
Developer

AI API Token Cost Calculator

Estimate AI API cost from input and output token volume using editable per-million-token prices.

✓ No signup✓ Mobile friendly✓ Clear limitations✓ Browser-first where practical
Recent tools are remembered only on this device.
How PROFENG handles formulas, assumptions and sources →
Planning estimate only. Model pricing with the exact input/output token rates for the model and tier you intend to use. Cached tokens, batch discounts and tool charges are not included unless entered in the prices.
Input-token cost$25.00
Output-token cost$30.00
Estimated monthly API cost$55.00
Blended cost / 1M total tokens$4.2308
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Formula source and acknowledgement

Source being confirmed. PROFENG has not yet approved a published source for this exact calculator implementation, so no candidate book, paper or standard title is displayed here.

Credit for any underlying published method belongs to its original author(s) or standards body. PROFENG presents its own implementation and wording and does not imply endorsement or affiliation.

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Why use this ai api token cost calculator?

Use this free ai api token cost calculator directly in your browser. There is no account to create and the result appears immediately.

How to use it

Start with the inputs shown above, review the assumptions or options, then generate the result. Where the tool creates a file, keep the original until you have opened and checked the downloaded output.

Frequently asked questions

Is AI API Token Cost Calculator free?

Yes. The core tool is free to use without creating an account.

Do I need an account to use AI API Token Cost Calculator?

No. You can use the core Toolbox workflow without signing up.

Does AI API Token Cost Calculator work on mobile?

Yes. Toolbox is designed for modern mobile and desktop browsers, although complex file workflows can be easier on a larger screen.

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QUALITY & CORRECTIONS

QA, changelog and corrections

Last QA update: 30 September 2026.

This page is covered by publication and metadata QA only unless a tool-specific automated verification status is displayed above. No named-expert review is claimed.

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Changelog

30 September 2026 – source/indexation status, metadata and correction pathway reviewed. Engineering tools display the automated verification label only when they are inside the passing Part 3 verification scope.