OpenAI API Pricing Calculator
Calculate costs for GPT-5, GPT-4o, GPT-4o-mini, O3, and O4-mini. Estimate daily and monthly spend based on your usage.
Try calculatorEstimate your AI API costs before you commit. Free pricing calculators for every major provider.
Calculate costs for GPT-5, GPT-4o, GPT-4o-mini, O3, and O4-mini. Estimate daily and monthly spend based on your usage.
Try calculatorCalculate costs for Claude Opus 4, Sonnet 4, and Haiku 3.5. See per-request, daily, and monthly pricing breakdowns.
Try calculatorCalculate costs for Gemini 2.5 Pro, 2.5 Flash, and 2.0 Flash. Compare input and output token pricing.
Try calculatorCompare pricing across OpenAI, Anthropic, and Google side by side. Find the cheapest model for your use case.
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