{"uid":"cap_NRTvSbe5kFk0UmDH7trpU","slug":"logicnodes-loan-calculator-24b77161","name":"LogicNodes Loan Calculator","description":"Exact answers for AI agents: 40+ tools for EVM chains and Aptos, gas on 14 chains, never a guess. Free tier; pay per call in USDC (x402) on 13 networks.","url":"https://logicnodes.io/paid/v1/tools/loan_calc?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"scale":{"type":"integer","maximum":8,"minimum":0},"rounding":{"enum":["down","up","floor","ceil","half_up","half_even","half_down"],"type":"string","description":"rounding rule; default half_up (ties away from zero). half_even is banker's rounding"},"principal":{"type":"string"},"termMonths":{"type":"integer","maximum":600,"minimum":1},"annualRatePercent":{"type":"string"}}},"responseSchema":{"type":"json","example":{"ok":true,"tool":"loan_calc"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","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":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Cu2qWCPJfoySV7Ae2p5A0","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Computes amortized loan payment schedules given principal, annual rate, and term, returning exact decimal results with configurable rounding for AI agents.","exampleAgentPrompt":"Calculate my monthly loan payment for a $350,000 mortgage at 6.75% annual interest over 30 years (360 months), rounded using banker's rounding and give me the result to 2 decimal places.","exampleUseCases":[{"title":"Mortgage affordability check","prompt":"I'm looking at a $450,000 home with a 7.1% interest rate on a 30-year mortgage — what would my exact monthly payment be? Use half_even rounding and show me 2 decimal places."},{"title":"Auto loan monthly payment","prompt":"Can you calculate the monthly payment on a $28,500 car loan at 5.9% annual interest over 60 months? I want the answer rounded up to the nearest cent."},{"title":"Business loan installment estimate","prompt":"We're considering a $100,000 business loan at 8.25% per year to be paid back over 36 months — compute the monthly installment rounded half_up to 4 decimal places of precision."}],"resultDescription":"Returns a JSON object with an 'ok' boolean status and the tool name, along with the computed monthly payment amount as an exact decimal value formatted to the requested scale and rounding rule.","failureModes":["Missing required fields (principal, termMonths, or annualRatePercent) result in validation error","Scale out of range (below 0 or above 8) rejected","termMonths outside 1–600 range rejected","Invalid rounding enum value returns error","Non-numeric principal or rate string causes parsing failure","Payment failures via x402 protocol result in 402 response before computation"],"whenToPreferThis":"Choose this endpoint when you need exact, deterministic loan payment computations with configurable decimal precision and rounding modes — especially in financial AI agents where floating-point approximations are unacceptable. It is ideal when you need auditable, reproducible results rather than ballpark estimates, and when paying per-call via USDC microtransactions (x402) is acceptable.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-28T06:43:41.762Z","isFirstParty":false,"canonicalSlug":"logicnodes-loan-calculator-24b77161"}