{"uid":"cap_uy3gedMPHk1T1IVL9m503","slug":"numora-net-present-value-npv-calculator-5425a6b4","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://numorapoi.orbonomy.xyz/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":"probe","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":"$0.05/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_d1YBK0gsXdmjEH0XN1w66","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.05","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Computes the Net Present Value (NPV) of a series of cash flows given a discount rate, using pure server-side math with no external dependencies.","exampleAgentPrompt":"Calculate the net present value of a project with a discount rate of 8% and cash flows of [-50000, 15000, 18000, 22000, 20000, 17000] — I want to know if this investment makes financial sense.","exampleUseCases":null,"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 field 'rate' returns a validation error","Missing required field 'cashflows' returns a validation error","Non-numeric rate value causes a type error","Empty cashflows array may return zero or an error","Payment not provided or insufficient USDC causes x402 payment-required response","Malformed JSON body returns a 400 bad request"],"whenToPreferThis":"Use this endpoint when you need a fast, dependency-free, server-side NPV computation without invoking a general-purpose code interpreter or spreadsheet tool. Ideal for AI agents performing financial analysis, capital budgeting, or investment evaluation where a lightweight micropayment-gated math API is acceptable and no external data sources are required.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-16T00:37:54.017Z","isFirstParty":false}