AI model cost calculator

What does a task really cost? Choose a scenario, set how often you run it, and compare models.

Cost calculator

Pick a task, set how often you run it, and compare what it costs on each model.

TaskInput tokens≈ 602 wordsOutput tokens≈ 1,504 wordsRuns per month

Input served from cache: 0%Repeated prompts (same instructions or document) are billed at the cheaper cache-read price where the model supports it.

Model	Per run	Per month	Per 1,000 runs
Anthropic: Claude Sonnet 5.5	$0.022	$21.60	$21.60
Google: Gemini 3.7 Flash	$0.0081	$8.10	$8.10
OpenAI: GPT-5.6 Luna	$0.0026	$2.56	$2.56

Estimates from list prices via OpenRouter; real bills vary by provider and reasoning tokens.

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