{"uid":"cap_cUOIpsoX5wmhGUdlm9aqB","slug":"numora-simple-interest-calculator-496853a8","name":"Numora Simple Interest 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/simple-interest","method":"POST","headers":{},"bodySchema":{"type":"object","required":["rate","periods","principal"],"properties":{"rate":{"type":"number"},"periods":{"type":"number"},"principal":{"type":"number"}}},"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_2PC3AmtjUYJmPateNiMdh","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 simple interest given a principal amount, interest rate, and number of periods","exampleAgentPrompt":"Calculate the simple interest on a principal of $5,000 at an annual rate of 6% over 3 periods.","exampleUseCases":[{"title":"Simple interest on personal loan","prompt":"I took out a personal loan of $12,000 at an annual interest rate of 7.5% for 4 years. How much simple interest will I owe by the end of the term?"},{"title":"Interest earned on savings deposit","prompt":"I deposited $8,500 into a savings account at 3.2% annual interest. Can you tell me how much simple interest I'll earn over 18 months?"},{"title":"Short-term business note interest","prompt":"We issued a short-term business note for $25,000 at a 5% annual rate for 6 months. What's the total simple interest due when it matures?"}],"resultDescription":"Returns a JSON object with success=true, a result object containing the computed simple interest value, and a human-readable computation string describing what was calculated.","failureModes":["Missing required fields (principal, rate, or periods) returns a validation error","Non-numeric values for rate, periods, or principal cause a bad request error","Negative principal or rate may return unexpected results if not validated server-side","Payment failure via x402 micropayment returns a 402 Payment Required response"],"whenToPreferThis":"Choose this endpoint when you need a fast, dependency-free computation of simple interest (I = P × r × t) without compound interest or amortization. Ideal for straightforward financial math tasks where the formula is fixed and no external data sources (e.g. live rates) are needed. Prefer over a general-purpose LLM calculation when you want a reliable, auditable numeric result.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T00:45:33.063Z","isFirstParty":false}