{"uid":"cap_ipNFdQpcg5wk8-w_mNE0Q","slug":"numora-net-present-value-npv-calculator-ce1f2d57","name":"Numora Net Present Value (NPV) Calculator","description":"100 pure math computation endpoints for AI agents. Statistics, financial math, linear algebra, equation solving, calculus, number theory, sequence generation, and unit conversions. Zero external dependencies. x402 micropayments on Base.","url":"https://numormo.vercel.app/api/financial/npv","method":"POST","headers":{},"bodySchema":{"type":"object","required":["rate","cashflows"],"properties":{"rate":{"type":"number"},"cashflows":{"type":"array"}}},"responseSchema":{"type":"object","required":["success","result","computation"],"properties":{"result":{"type":"object","description":"Computation result varies by endpoint"},"success":{"type":"boolean","description":"Always true on success"},"computation":{"type":"string","description":"Human-readable description of what was computed"}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.1","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.1/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.1","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.1","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_CQQtYlWnPyzBts05ifJaw","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.1","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Computes the net present value of a series of cash flows discounted at a given rate","exampleAgentPrompt":"Calculate the NPV of a project with a 10% discount rate and cash flows of -50000, 15000, 20000, 25000, and 18000 over five periods.","exampleUseCases":[{"title":"Capital budgeting project evaluation","prompt":"I'm deciding whether to greenlight a manufacturing project. The upfront cost is $200,000, and I expect cash inflows of $60,000, $75,000, $80,000, and $70,000 over the next four years. Can you calculate the NPV using an 8% discount rate?"},{"title":"Real estate investment analysis","prompt":"I'm looking at buying a rental property. After a $150,000 down payment, I expect net rental income of $18,000 per year for 7 years plus a $200,000 sale at the end. What's the NPV at a 7% discount rate?"},{"title":"Startup funding return projection","prompt":"Our investor wants to know the NPV of their $500,000 investment given projected returns of $50,000, $120,000, $200,000, $300,000, and $400,000 over five years at a 12% hurdle rate."}],"resultDescription":"Returns a JSON object with a boolean success flag, a result object containing the computed NPV value, and a human-readable computation string describing what was calculated.","failureModes":["Missing required 'rate' field returns a validation error","Missing or empty 'cashflows' array causes a computation error","Non-numeric values in cashflows array may cause a 400 error","Extremely large arrays may time out or return unexpected results","Invalid JSON body returns a parse error"],"whenToPreferThis":"Choose this endpoint when you need a deterministic, serverless, zero-dependency NPV calculation without connecting to a financial data provider or spreadsheet tool. Ideal for AI agents that need to compute investment viability on-the-fly using user-supplied cash flow data and a known discount rate. Prefer over general-purpose code execution when you want a single-call, pay-per-use financial math primitive with predictable latency.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T18:45:38.787Z","isFirstParty":false}