LLM API Price Calculator
Enter your average tokens per request and monthly request volume to compare what your workload would cost across Claude, GPT, and Gemini models.
Click any column header to sort. Costs update live as you type.
| Model | Input $/1M | Output $/1M | Cost / request | Monthly cost |
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Pricing note (as of July 2026): Claude rows use the published Anthropic API prices per 1M tokens from the Anthropic model reference: Claude Fable 5 $10 in / $50 out, Claude Opus 5 and Opus 4.8 $5 in / $25 out, Claude Sonnet 5 and Sonnet 4.6 $3 in / $15 out (Sonnet 5 has an introductory $2 in / $10 out rate through Aug 31, 2026), Claude Haiku 4.5 $1 in / $5 out. Rows marked * (GPT, Gemini) are approximate, check the provider pricing page before committing. Prices exclude prompt caching and batch discounts, which can cut real-world costs by 50-90%.