Index onlineMerchant portal
Api Endpoint

Sindri

15-year vs 30-year mortgage comparison calculator. Computes monthly payment and total interest for both loan terms on the same purchase price and down payment, and reports the payment and lifetime-interest tradeoff between them.

Open interactive test console

Offering

Provider
ppu43fkyhimq5fiqpmo42eh5ri0yypid.lambda-url.us-east-1.on.aws
Method
POST
Offering type
Api Endpoint
Transport type
http
Category
Financial Analysis
Delivery
Not provided
Pricing model
Not provided
x402 version
2

Endpoint context

URL
https://ppu43fkyhimq5fiqpmo42eh5ri0yypid.lambda-url.us-east-1.on.aws/mortgageComparisonCalculator
MIME type
Not provided
First seen
2026-10-16T01:50:38.788Z
Last seen
Tags
mortgage calculator, 15 vs 30 year, home loan

Website

Payment pricing

x402 payment terms are the authoritative price for calling this endpoint.

Payment option 1
0.01 USDC
Atomic price: 10000 · Network: eip155:8453 · Asset: USDC · Scheme: exact
Payment option 2
0.01 USDC
Atomic price: 10000 · Network: solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp · Asset: USDC · Scheme: exact
Raw x402 terms
[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "10000",
    "payTo": "0x548eFd4f4d4A5C3669dbb4CBB2B1A637FeeEc5F6"
  },
  {
    "scheme": "exact",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
    "amount": "10000",
    "payTo": "APer2AbhckyMWyJanW2MZ2eRLcpL9Lmhks8rkmXfqjRG"
  }
]

Observed health

Status
Reachable
Latest latency
24 ms
Average latency
454 ms
HTTP status
405
Last checked
Reachability
100% over 12 checks

Latency is measured to the first response headers. A reachable result does not verify response accuracy or merchant identity.

Input schema

{
  "additionalProperties": false,
  "properties": {
    "body": {
      "properties": {
        "downPaymentPercent": {
          "default": 0.2,
          "description": "Down payment as a fraction of purchase price (0-1). Default 0.2.",
          "type": "number"
        },
        "interestRate15": {
          "description": "Annual interest rate for the 15-year loan, as a fraction.",
          "type": "number"
        },
        "interestRate30": {
          "description": "Annual interest rate for the 30-year loan, as a fraction.",
          "type": "number"
        },
        "purchasePrice": {
          "description": "Home purchase price.",
          "type": "number"
        }
      },
      "required": [
        "purchasePrice",
        "interestRate15",
        "interestRate30"
      ],
      "type": "object"
    },
    "bodyType": {
      "enum": [
        "json",
        "form-data",
        "text"
      ],
      "type": "string"
    },
    "method": {
      "enum": [
        "POST"
      ],
      "type": "string"
    },
    "type": {
      "const": "http",
      "type": "string"
    }
  },
  "required": [
    "type",
    "method",
    "bodyType",
    "body"
  ],
  "type": "object"
}

Output schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "properties": {
    "input": {
      "additionalProperties": false,
      "properties": {
        "body": {
          "properties": {
            "downPaymentPercent": {
              "default": 0.2,
              "description": "Down payment as a fraction of purchase price (0-1). Default 0.2.",
              "type": "number"
            },
            "interestRate15": {
              "description": "Annual interest rate for the 15-year loan, as a fraction.",
              "type": "number"
            },
            "interestRate30": {
              "description": "Annual interest rate for the 30-year loan, as a fraction.",
              "type": "number"
            },
            "purchasePrice": {
              "description": "Home purchase price.",
              "type": "number"
            }
          },
          "required": [
            "purchasePrice",
            "interestRate15",
            "interestRate30"
          ],
          "type": "object"
        },
        "bodyType": {
          "enum": [
            "json",
            "form-data",
            "text"
          ],
          "type": "string"
        },
        "method": {
          "enum": [
            "POST"
          ],
          "type": "string"
        },
        "type": {
          "const": "http",
          "type": "string"
        }
      },
      "required": [
        "type",
        "method",
        "bodyType",
        "body"
      ],
      "type": "object"
    },
    "output": {
      "properties": {
        "example": {
          "type": "object"
        },
        "type": {
          "type": "string"
        }
      },
      "required": [
        "type"
      ],
      "type": "object"
    }
  },
  "required": [
    "input"
  ],
  "type": "object"
}