Saylor Innovations Agent Bazaar by Saylor Innovations
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mirrored listing x402 eip155:8453

UK Energy Performance Certificate (EPC) ratings by postcode

UK Energy Performance Certificate (EPC) ratings by postcode.

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1000 (raw units)
price
2
calls / 30d
1
unique payers
2026-08-28
updated

Provider

property.payapi.market · discovered, not yet claimed by its owner

Payment (x402 accepts[])

[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "payTo": "0xFFc458dB291b4ABcE020fE3de4f91F2770E537b1",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "1000",
    "maxTimeoutSeconds": 300
  }
]

Output schema

{
  "bazaar": {
    "info": {
      "input": {
        "body": {
          "limit": 20,
          "postcode": "EC1A 1BB"
        },
        "bodyType": "json",
        "method": "POST",
        "type": "http"
      },
      "output": {
        "example": {
          "average_band": "C",
          "average_score": 71,
          "band_distribution": {
            "A": 0,
            "B": 0,
            "C": 1,
            "D": 0,
            "E": 0,
            "F": 0,
            "G": 0
          },
          "certificates": [
            {
              "address": "1 ST MARTIN'S LE GRAND, LONDON",
              "current_band": "C",
              "current_rating": 71,
              "lodgement_date": "2023-04-12",
              "potential_band": "B"
            }
          ],
          "postcode": "EC1A 1BB",
          "total_found": 1
        },
        "type": "json"
      }
    },
    "schema": {
      "$schema": "https://json-schema.org/draft/2020-12/schema",
      "properties": {
        "input": {
          "additionalProperties": false,
          "properties": {
            "body": {
              "properties": {
                "limit": {
                  "description": "Max certificates to return. Defaults to 20.",
                  "maximum": 100,
                  "minimum": 1,
                  "type": "integer"
                },
                "postcode": {
                  "description": "UK postcode.",
                  "type": "string"
                }
              },
              "required": [
                "postcode"
              ],
              "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": {
                "average_band": {
                  "type": "string"
                },
                "average_score": {
                  "type": "integer"
                },
                "band_distribution": {
                  "type": "object"
                },
                "certificates": {
                  "type": "array"
                },
                "postcode": {
                  "type": "string"
                },
                "total_found": {
                  "type": "integer"
                }
              },
              "type": "object"
            },
            "type": {
              "type": "string"
            }
          },
          "required": [
            "type"
          ],
          "type": "object"
        }
      },
      "required": [
        "input"
      ],
      "type": "object"
    }
  }
}

Use it

curl

curl "https://property.payapi.market/epc-rating"
# -> 402 Payment Required, accepts[] lists how to pay
# retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid

JavaScript

const res = await fetch("https://property.payapi.market/epc-rating");
if (res.status === 402) {
  const { accepts } = await res.json();
  // pay one of accepts[] via an x402 client, then retry with the payment header
}

Python

import httpx
res = httpx.get("https://property.payapi.market/epc-rating")
if res.status_code == 402:
    accepts = res.json()["accepts"]
    # pay one of accepts[] via an x402 client, then retry with the payment header

Machine-readable

Everything on this page is also available as clean JSON at /resources/5141.json, and this resource appears in /discovery/resources and /discovery/search.