CostPerPrompt
Compare LLM costs across 232 models instantly
Understanding language model API costs upfront prevents unexpected bills and informs better infrastructure decisions. CostPerPrompt maintains a live pricing database covering 232 LLM models that updates automatically as vendors adjust their rates.
Highlights
- Real-time pricing comparison across 232 models with automatic daily updates
- Specialized cost calculators for chatbots, agents, retrieval-augmented generation, and voice AI
- Token counter and GPU rental pricing tracker for infrastructure planning
- Advanced cost modeling that factors in prompt caching and batch processing discounts
- Transparent analysis explaining why output tokens typically cost 3–5× more than input tokens
Whether evaluating your first LLM integration or optimizing costs across deployed services, the tool provides the pricing data needed to make infrastructure decisions with confidence. Completely free with no signup required.
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