Calculators

Price it before you build it

Four free calculators, all using list prices checked on each provider's own pricing page. They run in your browser and keep your inputs in the link, so you can share a scenario.

• AI App Cost CalculatorThe whole monthly bill for a small AI app: model API, hosting, database and email, with a line-by-line breakdown.
• Subscription vs APIIs a $20 chat plan cheaper than paying per token for how you actually use it? Find the break-even.
• AI Agent Cost EstimatorWhat an agent costs per task and per month once the context grows every step and some runs retry.
• VPS vs PaaSRun your apps on one cheap VPS or on Railway and App Platform? Compare the bill with your time included.