{
  "x402Version": 2,
  "id": 5138,
  "slug": "5138",
  "resource": "https://property.payapi.market/stamp-duty",
  "description": "UK Stamp Duty Land Tax (SDLT) calculator with first-time buyer relief and surcharges.",
  "type": "http",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0xFFc458dB291b4ABcE020fE3de4f91F2770E537b1",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "1000",
      "maxTimeoutSeconds": 300
    }
  ],
  "outputSchema": {
    "bazaar": {
      "info": {
        "input": {
          "body": {
            "is_additional_property": false,
            "is_first_time_buyer": false,
            "is_non_resident": false,
            "price": 350000
          },
          "bodyType": "json",
          "method": "POST",
          "type": "http"
        },
        "output": {
          "example": {
            "breakdown": [
              {
                "band": "£0 – £125,000",
                "rate": "0.0%",
                "tax": 0
              },
              {
                "band": "£125,000 – £250,000",
                "rate": "2.0%",
                "tax": 2500
              },
              {
                "band": "£250,000 – £350,000",
                "rate": "5.0%",
                "tax": 5000
              }
            ],
            "buyer_type": "Standard",
            "effective_rate": 2.14,
            "price": 350000,
            "total_tax": 7500
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "body": {
                "properties": {
                  "is_additional_property": {
                    "description": "Second homes / buy-to-let pay a 5% surcharge (Oct 2024 rates).",
                    "type": "boolean"
                  },
                  "is_first_time_buyer": {
                    "description": "First-time buyers get relief on properties up to £625,000.",
                    "type": "boolean"
                  },
                  "is_non_resident": {
                    "description": "Non-UK residents pay an extra 2% surcharge.",
                    "type": "boolean"
                  },
                  "price": {
                    "description": "Property purchase price in GBP.",
                    "minimum": 0,
                    "type": "number"
                  }
                },
                "required": [
                  "price"
                ],
                "type": "object"
              },
              "bodyType": {
                "enum": [
                  "json",
                  "form-data",
                  "text"
                ],
                "type": "string"
              },
              "method": {
                "enum": [
                  "POST",
                  "PUT",
                  "PATCH"
                ],
                "type": "string"
              },
              "type": {
                "const": "http",
                "type": "string"
              }
            },
            "required": [
              "type",
              "method",
              "bodyType",
              "body"
            ],
            "type": "object"
          },
          "output": {
            "properties": {
              "example": {
                "properties": {
                  "breakdown": {
                    "description": "Band-by-band breakdown.",
                    "type": "array"
                  },
                  "buyer_type": {
                    "type": "string"
                  },
                  "effective_rate": {
                    "description": "Effective tax rate as a percentage.",
                    "type": "number"
                  },
                  "price": {
                    "type": "number"
                  },
                  "total_tax": {
                    "description": "Total SDLT payable in GBP.",
                    "type": "number"
                  }
                },
                "type": "object"
              },
              "type": {
                "type": "string"
              }
            },
            "required": [
              "type"
            ],
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    }
  },
  "tags": [
    "bazaar"
  ],
  "sourceHost": "property.payapi.market",
  "lastUpdated": "2026-09-08T08:01:55.566Z",
  "quality": {
    "calls30d": 5,
    "uniquePayers30d": 3,
    "lastCalledAt": "2026-09-08T08:01:55.312Z"
  },
  "liveness": {},
  "verified": false,
  "featured": false,
  "provider": {
    "host": "property.payapi.market",
    "manifest_name": "property.payapi.market",
    "source": "cdp-mirror",
    "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources",
    "submitted_at": "2026-09-18T22:00:31.484Z"
  }
}