AI Cost Calculators
Five free tools to estimate, compare, and optimise your AI API spend. Last updated:
Token Cost Calculator
Enter your expected input and output token counts, then instantly see costs across all major AI providers. Supports cached input rates and text-to-token conversion.
Open calculatorSubscription vs API Calculator
Compare the cost of ChatGPT Plus, Claude Pro, Gemini Advanced and other subscriptions against raw API usage for your actual workload.
Open calculatorTokens for Budget Calculator
Enter a monthly budget and a model, and see exactly how many input and output tokens you can afford. Compare token allowances across all models.
Open calculatorMonthly Cost Projection
Define your daily usage pattern — requests, input tokens, output tokens — and get a 30-day cost projection across the top models sorted cheapest-first.
Open calculatorModel Comparison Calculator
Select 2 to 4 models and enter a workload. See side-by-side costs in a single table so you can pick the best model for your needs.
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