{"uid":"cap_P955md3GI4t-TYCcXM6Le","slug":"numora-net-present-value-npv-calculator-d7dd3a43","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://numormor.netlify.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":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":{"p10Cents":"10.0000","medianCents":"10.0000","p90Cents":"10.0000","minCents":"10.0000","maxCents":"10.0000","p95Cents":"10.0000","sampleCount":1,"varies":false,"failureChargeRate":1},"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_y9v6tPsl6ZCERdMIZEjVE","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.1","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 of a series of cash flows discounted at a given rate, returning the NPV result with a human-readable computation description.","exampleAgentPrompt":"Calculate the net present value of a project with a 10% discount rate and cash flows of [-50000, 15000, 20000, 25000, 18000] — I want to know if this investment is worth pursuing.","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 (e.g. the discount rate applied and number of periods).","failureModes":["Missing required 'rate' field returns validation error","Missing or empty 'cashflows' array returns validation error","Non-numeric rate value causes computation failure","Malformed array in cashflows causes parsing error","Payment not provided or insufficient USDC triggers 402 response"],"whenToPreferThis":"Use this endpoint when you need a pure server-side NPV computation with no external data dependencies — ideal for financial modeling, investment evaluation, or capital budgeting tasks where you already have the cash flow projections and discount rate and just need the math done reliably and cheaply.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T18:43:49.230Z","isFirstParty":false}