{
  "x402Version": 2,
  "id": 13599,
  "slug": "13599",
  "resource": "https://live-listing-proof.mattskowronis.workers.dev/v1/verify",
  "description": "Verify a public product, classified, marketplace or auction listing immediately before an agent relies on or recommends it. Returns source-supported listing facts when retrievable, and explicit removed, blocked, unreachable, unsupported or insufficient-evidence states instead of inventing facts.",
  "type": "http",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0x22B3D4485C8Dcd8FC4840a7570664747c9055530",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "20000",
      "maxTimeoutSeconds": 300
    }
  ],
  "outputSchema": {
    "bazaar": {
      "info": {
        "input": {
          "body": {
            "claim": "This item is still available for under $30,000 in Maine.",
            "url": "https://example.com/listing/123"
          },
          "bodyType": "json",
          "method": "POST",
          "type": "http"
        },
        "output": {
          "example": {
            "checked_at": "2026-08-17T13:53:08.000Z",
            "claim_supported": true,
            "confidence": 0.96,
            "content_hash": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855",
            "evidence": [
              "Listed at $27,500",
              "Location: Portland, Maine",
              "Status: Available"
            ],
            "final_url": "https://example.com/listing/123",
            "location": "Portland, Maine",
            "price": {
              "amount": 27500,
              "currency": "USD",
              "text": "$27,500"
            },
            "retrieval_method": "direct_http",
            "source_status": "verified",
            "title": "2018 Cabin Cruiser",
            "verdict": "active"
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "body": {
                "properties": {
                  "claim": {
                    "description": "Natural-language claim about current availability, price, and/or location.",
                    "maxLength": 2000,
                    "minLength": 3,
                    "type": "string"
                  },
                  "url": {
                    "description": "Public HTTP or HTTPS listing page URL to inspect.",
                    "maxLength": 2048,
                    "type": "string"
                  }
                },
                "required": [
                  "url",
                  "claim"
                ]
              },
              "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": {
                "additionalProperties": false,
                "properties": {
                  "checked_at": {
                    "type": "string"
                  },
                  "claim_supported": {
                    "type": "boolean"
                  },
                  "confidence": {
                    "maximum": 1,
                    "minimum": 0,
                    "type": "number"
                  },
                  "content_hash": {
                    "description": "SHA-256 hex of rendered HTML.",
                    "type": "string"
                  },
                  "evidence": {
                    "items": {
                      "maxLength": 240,
                      "type": "string"
                    },
                    "maxItems": 3,
                    "type": "array"
                  },
                  "final_url": {
                    "type": "string"
                  },
                  "location": {
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "price": {
                    "anyOf": [
                      {
                        "additionalProperties": false,
                        "properties": {
                          "amount": {
                            "description": "Numeric amount in major units.",
                            "type": "number"
                          },
                          "currency": {
                            "description": "ISO-4217 currency code.",
                            "type": "string"
                          },
                          "text": {
                            "description": "Price as printed on the page.",
                            "type": "string"
                          }
                        },
                        "required": [
                          "amount",
                          "currency",
                          "text"
                        ],
                        "type": "object"
                      },
                      {
                        "type": "null"
                      }
                    ]
                  },
                  "retrieval_method": {
                    "enum": [
                      "direct_http",
                      "browser_run",
                      "official_api",
                      "unsupported"
                    ],
                    "type": "string"
                  },
                  "source_status": {
                    "enum": [
                      "verified",
                      "removed",
                      "blocked",
                      "unreachable",
                      "unsupported",
                      "insufficient_evidence"
                    ],
                    "type": "string"
                  },
                  "title": {
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "verdict": {
                    "enum": [
                      "active",
                      "sold",
                      "expired",
                      "removed",
                      "blocked",
                      "uncertain"
                    ],
                    "type": "string"
                  }
                },
                "required": [
                  "verdict",
                  "claim_supported",
                  "final_url",
                  "title",
                  "price",
                  "location",
                  "evidence",
                  "checked_at",
                  "content_hash",
                  "confidence",
                  "source_status",
                  "retrieval_method"
                ],
                "type": "object"
              },
              "type": {
                "type": "string"
              }
            },
            "required": [
              "type"
            ],
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    }
  },
  "tags": [
    "bazaar"
  ],
  "sourceHost": "live-listing-proof.mattskowronis.workers.dev",
  "lastUpdated": "2026-08-30T15:46:29.692Z",
  "quality": {
    "calls30d": 1,
    "uniquePayers30d": 1,
    "lastCalledAt": "2026-08-30T15:46:29.389Z"
  },
  "liveness": {},
  "verified": false,
  "featured": false,
  "provider": {
    "host": "live-listing-proof.mattskowronis.workers.dev",
    "manifest_name": "live-listing-proof.mattskowronis.workers.dev",
    "source": "cdp-mirror",
    "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources",
    "submitted_at": "2026-09-18T22:00:31.484Z"
  }
}