{"uid":"cap_9bWpo4-vT0iO6yun3I-yS","slug":"manylives-finance-calculator-28d4c53c","name":"ManyLives Finance Calculator","description":"Pay-per-call tools for people building AI agents: live web search and page contents, point-in-time crypto market data and news for backtests (no lookahead), verifiable track records of 1,000 crypto strategies locked on the Base network, company profiles, quick AI and batch prices. Ask us to turn a public website into a JSON endpoint. Pay per call, no account, free trial.","url":"https://api.manylives.me/paid/calc/finance?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"type":"string","const":"GET"},"queryParams":{"type":"object","required":["op"],"properties":{"op":{"type":"string","examples":["loan"],"description":"loan, compound, npv, irr or roi (required)"},"cost":{"type":"string","description":"roi: amount invested"},"rate":{"type":"string","examples":["6"],"description":"annual rate in percent (loan, compound, npv)"},"flows":{"type":"string","description":"npv/irr: comma-separated cash flows, first is usually negative"},"value":{"type":"string","description":"roi: final value"},"years":{"type":"string","examples":["30"],"description":"loan/compound/roi: years"},"principal":{"type":"string","examples":["400000"],"description":"loan/compound: starting amount"},"contribution":{"type":"string","description":"compound: added each period"},"periods_per_year":{"type":"string","description":"compound: default 12"},"payments_per_year":{"type":"string","description":"loan: default 12"}}}}},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string","const":"json"},"example":{"type":"object","properties":{"op":{"type":"string"},"payment":{"type":"number"},"total_paid":{"type":"number"},"total_interest":{"type":"number"}}}}}}},"responseSchema":{"type":"json","example":{"op":"loan","payment":1798.65,"total_paid":647514,"total_interest":247514}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","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":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_YGHedX_6i7elT48D88beZ","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Performs financial calculations including loan amortization, compound interest, NPV, IRR, and ROI via a simple GET request, billed per call on Base network","exampleAgentPrompt":"Can you calculate the monthly payment on a $400,000 mortgage at 6% annual interest over 30 years, and tell me the total interest I'd pay?","exampleUseCases":[{"title":"Mortgage payment planning","prompt":"What would my monthly payment be on a $550,000 home loan at 6.75% interest over 30 years, and how much total interest will I end up paying?"},{"title":"Compound savings growth projection","prompt":"If I invest $10,000 now at 7% annual return and add $500 every month, how much will I have after 20 years with monthly compounding?"},{"title":"Investment ROI evaluation","prompt":"I bought something for $25,000 and sold it for $38,000 after 3 years — what's my annualized return on investment?"}],"resultDescription":"A JSON object containing the operation type and relevant computed financial metrics — for a loan: monthly payment, total paid, and total interest; for compound interest: final balance; for NPV/IRR: present value or rate; for ROI: return percentage.","failureModes":["Missing required 'op' parameter returns error","Invalid or missing required parameters for the selected operation (e.g. no principal for loan) causes calculation failure","Malformed cash flow list for NPV/IRR causes parse error","Payment required if USDC micropayment not included in request","Non-numeric values for numeric fields cause errors"],"whenToPreferThis":"Choose this endpoint when an AI agent needs quick, pay-per-call financial math without setting up an account or a dedicated financial library — especially useful for loan analysis, investment evaluation, or compound growth projections in agentic finance workflows. Ideal for agents that need ad-hoc financial calculations billed via USDC micropayments on Base.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-10T12:42:51.419Z","isFirstParty":false,"canonicalSlug":"manylives-finance-calculator-28d4c53c"}