Loan repayment schedule summary as used by South Korean banks: equal monthly pay...
https://api.kkuldogu.com/v1/loan-repaymentOverview
Loan repayment schedule summary as used by South Korean banks: equal monthly payment (wolligeum gyundeung), equal principal (wongeum gyundeung) or interest-only with bullet repayment; monthly payment, first and last installments, total interest.
Protocol
x402 (POST)
Price
$0.05
Payment Asset
USD Coin
Payment Network
eip155:8453
Category
uncategorized
Provider
kkuldogu
Source
bazaar
Indexed
2026-11-13 15:03:41
Health
Status
unknown
Latency (p50)
—
Uptime (30d)
—
Reliability Score
—
Last Checked
Never
Last Healthy
Never
Consecutive Failures
0
x402 Payment Validation
Payment Requirements
—
Asset Verified
—
Facilitator
—
Input Schema
{
"body": {
"annualRatePct": 4.2,
"months": 360,
"principal": 300000000
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Output Schema
{
"example": {
"basisYear": 2026,
"currency": "KRW",
"disclaimer": "For reference only, not legal, tax or financial advice. Computed from South Korean statutes and standard formulas as of 2026; reliefs, exemptions and special cases not shown in the result are not modeled, and rules may have changed. Confirm with the relevant office, court, lender or a professional before acting.",
"input": {
"annualRatePct": 4.2,
"months": 360,
"principal": 300000000
},
"result": {
"firstPayment": {
"interest": 1050000,
"payment": 1467052,
"principal": 417052
},
"lastPayment": {
"interest": 5116,
"payment": 1466704,
"principal": 1461588
},
"monthlyPayment": 1467052,
"totalInterest": 228138372,
"totalPayment": 528138372
},
"source": "https://kkuldogu.com",
"tool": "loan-repayment"
},
"type": "json"
}