Api Endpoint

hcrb.in

Arithmetic comparison of a USDC settlement against comparator percentages YOU supply (bank_fee_pct, custodial_fee_pct) across 14 global fiat currencies. The comparators are assumptions, not measurements of any bank or provider; no protocol fee is deducted on this rail.

Open interactive test console

Offering

Provider: hcrb.in
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://hcrb.in/v1/tools/calculate-fx-savings/call
MIME type: application/json
First seen: 2026-10-16T01:51:40.954Z
Last seen: 2026-11-04T17:16:47.578Z
Tags: None supplied

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: 10000 atomic units
Atomic price: 10000 · Network: eip155:8453 · Asset: 0x60a3E35Cc302bFA44Cb288Bc5a4F316Fdb1adb42 · Scheme: exact
Payment option 3: 0.01 USDC
Atomic price: 10000 · Network: eip155:137 · Asset: USDC · Scheme: exact
Payment option 4: 0.01 USDC
Atomic price: 10000 · Network: eip155:43114 · Asset: USDC · Scheme: exact
Payment option 5: 10000 atomic units
Atomic price: 10000 · Network: eip155:43114 · Asset: 0xC891EB4cbdEFf6e073e859e987815Ed1505c2ACD · Scheme: exact
Payment option 6: 0.01 USDC
Atomic price: 10000 · Network: eip155:42161 · Asset: USDC · Scheme: exact

Raw x402 terms

[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "10000",
    "payTo": "0xc59c85e661d34084a7769f955d17fd38254a6235"
  },
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x60a3E35Cc302bFA44Cb288Bc5a4F316Fdb1adb42",
    "amount": "10000",
    "payTo": "0xc59c85e661d34084a7769f955d17fd38254a6235"
  },
  {
    "scheme": "exact",
    "network": "eip155:137",
    "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
    "amount": "10000",
    "payTo": "0xc59c85e661d34084a7769f955d17fd38254a6235"
  },
  {
    "scheme": "exact",
    "network": "eip155:43114",
    "asset": "0xB97EF9Ef8734C71904D8002F8b6Bc66Dd9c48a6E",
    "amount": "10000",
    "payTo": "0xc59c85e661d34084a7769f955d17fd38254a6235"
  },
  {
    "scheme": "exact",
    "network": "eip155:43114",
    "asset": "0xC891EB4cbdEFf6e073e859e987815Ed1505c2ACD",
    "amount": "10000",
    "payTo": "0xc59c85e661d34084a7769f955d17fd38254a6235"
  },
  {
    "scheme": "exact",
    "network": "eip155:42161",
    "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
    "amount": "10000",
    "payTo": "0xc59c85e661d34084a7769f955d17fd38254a6235"
  }
]

Observed health

Status: Healthy
Latest latency: 79 ms
Average latency: 504 ms
HTTP status: 204
Last checked: 2026-11-04T03:24:35.372Z
Reachability: 100% over 14 checks

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

Input schema

{
  "type": "object",
  "properties": {
    "type": {
      "type": "string",
      "const": "http"
    },
    "method": {
      "type": "string",
      "enum": [
        "POST",
        "PUT",
        "PATCH"
      ]
    },
    "bodyType": {
      "type": "string",
      "enum": [
        "json",
        "form-data",
        "text"
      ]
    },
    "body": {
      "type": "object",
      "properties": {
        "input": {
          "type": "object",
          "properties": {
            "amount_usdc": {
              "type": "number",
              "description": "Gross invoice settlement volume in USD/USDC."
            },
            "amount_usd": {
              "type": "number",
              "description": "Gross invoice settlement volume in USD/USDC (alias)."
            },
            "amount": {
              "type": "number",
              "description": "Gross invoice settlement volume in USD/USDC (alias)."
            },
            "currency": {
              "type": "string",
              "description": "Target currency for local comparison (e.g. EUR, GBP, BRL, INR, ARS, PHP, NGN, SGD)."
            }
          }
        }
      },
      "required": [
        "input"
      ],
      "additionalProperties": false
    }
  },
  "required": [
    "type",
    "method",
    "bodyType",
    "body"
  ],
  "additionalProperties": false
}

Output schema

{
  "type": "object",
  "properties": {
    "type": {
      "type": "string"
    },
    "example": {
      "type": "object",
      "properties": {
        "tool": {
          "type": "string"
        },
        "amount_usdc": {
          "type": "number"
        },
        "currency": {
          "type": "string"
        },
        "legacy_swift_fee_usd": {
          "type": "number"
        },
        "deel_fee_usd": {
          "type": "number"
        },
        "code402_protocol_fee_usd": {
          "type": "number"
        },
        "retained_savings_usd": {
          "type": "number"
        },
        "pct_retained": {
          "type": "number"
        },
        "local_currency": {
          "type": "object"
        },
        "scope": {
          "type": "string"
        }
      },
      "required": [
        "amount_usdc",
        "retained_savings_usd",
        "pct_retained"
      ]
    }
  },
  "required": [
    "type"
  ]
}