Sindri · LoanPaymentCalculator

by Sindri

POSTBaseSolana

$0.01

per call · USD Coin on Base

Loan payment calculator. Computes the fixed monthly payment for a standard amortizing loan and returns the full month-by-month principal/interest/balance schedule — exact amortization math an LLM cannot reliably compute by hand for hundreds of periods.

Endpoint

POST https://x402.outpimp.com/loanPaymentCalculator

3

Calls / 30d

1

Unique payers / 30d

Aug 30

Last called

exact

Payment scheme

Call this service

TypeScript · @x402/fetch
import { wrapFetchWithPayment } from "@x402/fetch";
import { privateKeyToAccount } from "viem/accounts";

const account = privateKeyToAccount(process.env.PRIVATE_KEY);
const fetchWithPay = wrapFetchWithPayment(fetch, account);

const res = await fetchWithPay("https://x402.outpimp.com/loanPaymentCalculator", {
  method: "POST",
  headers: { "Content-Type": "application/json" },
  body: JSON.stringify({
    "annualRate": 0.06,
    "principal": 200000,
    "termYears": 30
  }),
});
const data = await res.json();
cURL
curl -X POST \
  "https://x402.outpimp.com/loanPaymentCalculator" \
  -H "Content-Type: application/json" \
  -d '{"annualRate":0.06,"principal":200000,"termYears":30}' \
  -H "X-PAYMENT: <signed x402 payment>"

Example response

{
  "data": {
    "amortizationSchedule": [
      {
        "interestPaid": 1000,
        "month": 1,
        "principalPaid": 199.1,
        "remainingBalance": 199800.9
      }
    ],
    "monthlyPayment": 1199.1,
    "params": {
      "annualRate": 0.06,
      "principal": 200000,
      "termYears": 30
    },
    "totalInterest": 231676.38,
    "totalPaid": 431676.38
  },
  "ok": true
}

Payment details

Pay to0x548efd4f4d4a5c3669dbb4cbb2b1a637feeec5f6
AssetUSD Coin · 0x833589fcd6edb6e08f4c7c32d4f71b54bda02913
NetworksBase, Solana
Schemesexact

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