{
  "x402Version": 2,
  "id": 14615,
  "slug": "14615",
  "resource": "https://agentwholesale.vercel.app/api/v1/change-check",
  "description": "Cheap agent-ready change check for one HTTPS page. Supply 1-5 watched field baselines; returns unchanged only when every enrolled baseline is still provably present, otherwise requires_fallback without falsely claiming a change.",
  "type": "http",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0x07851F02F4b0e85f18f5EF06a4545B713eAA39Fe",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "2000",
      "maxTimeoutSeconds": 300
    }
  ],
  "outputSchema": {
    "bazaar": {
      "info": {
        "input": {
          "body": {
            "fields": [
              {
                "baselineText": "$20",
                "field": "price"
              }
            ],
            "url": "https://example.com/pricing"
          },
          "bodyType": "json",
          "method": "POST",
          "type": "http"
        },
        "output": {
          "example": {
            "data": {
              "checks": [
                {
                  "baselineStillPresent": true,
                  "field": "price"
                }
              ],
              "state": "unchanged",
              "url": "https://example.com/pricing"
            },
            "meta": {
              "product": "change-check",
              "retailUsd": 0.002
            }
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "body": {
                "properties": {
                  "fields": {
                    "items": {
                      "properties": {
                        "baselineText": {
                          "type": "string"
                        },
                        "field": {
                          "type": "string"
                        }
                      },
                      "required": [
                        "field",
                        "baselineText"
                      ],
                      "type": "object"
                    },
                    "maxItems": 5,
                    "minItems": 1,
                    "type": "array"
                  },
                  "url": {
                    "description": "Public HTTPS page to check.",
                    "type": "string"
                  }
                },
                "required": [
                  "url",
                  "fields"
                ]
              },
              "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"
      }
    }
  },
  "tags": [
    "bazaar"
  ],
  "sourceHost": "agentwholesale.vercel.app",
  "lastUpdated": "2026-09-10T06:42:56.125Z",
  "quality": {
    "calls30d": 1,
    "uniquePayers30d": 1,
    "lastCalledAt": "2026-09-10T06:42:55.957Z"
  },
  "liveness": {},
  "verified": false,
  "featured": false,
  "provider": {
    "host": "agentwholesale.vercel.app",
    "manifest_name": "agentwholesale.vercel.app",
    "source": "cdp-mirror",
    "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources",
    "submitted_at": "2026-09-18T22:00:31.484Z"
  }
}