{
  "x402Version": 2,
  "id": 5820,
  "slug": "5820",
  "resource": "https://gpt55.558686.xyz/v1/tools/x402-discovery-price-compare",
  "description": "Fetch up to 10 x402 discovery documents or service origins, extract paid resources, normalize USDC atomic amounts, and rank resources by price, scheme, network, tags, and service metadata. This deterministic endpoint does not call an upstream model. GET variant for agents, crawlers, and wallets that prefer query parameters over a JSON body. Pay up to $0.003 per request with x402 USDC on Base.",
  "type": "http",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0x1f0130669ca6fd02e025a984cc038f139df19a2f",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "3000",
      "maxTimeoutSeconds": 300
    },
    {
      "scheme": "upto",
      "network": "eip155:8453",
      "payTo": "0x1f0130669ca6fd02e025a984cc038f139df19a2f",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "3000",
      "maxTimeoutSeconds": 300
    }
  ],
  "outputSchema": {
    "bazaar": {
      "info": {
        "input": {
          "method": "GET",
          "queryParams": {
            "limit": 20,
            "query": "quote",
            "urls": [
              "https://gpt55.558686.xyz"
            ]
          },
          "type": "http"
        },
        "output": {
          "example": {
            "ok": true,
            "summary": "Structured x402 discovery price comparison.",
            "tool": "x402DiscoveryPriceCompare"
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "method": {
                "enum": [
                  "GET"
                ],
                "type": "string"
              },
              "queryParams": {
                "additionalProperties": false,
                "anyOf": [
                  {
                    "required": [
                      "urls"
                    ]
                  },
                  {
                    "required": [
                      "origins"
                    ]
                  },
                  {
                    "required": [
                      "discovery_urls"
                    ]
                  }
                ],
                "properties": {
                  "discovery_urls": {
                    "items": {
                      "maxLength": 2048,
                      "minLength": 1,
                      "type": "string"
                    },
                    "maxItems": 10,
                    "minItems": 1,
                    "type": "array"
                  },
                  "limit": {
                    "maximum": 100,
                    "minimum": 1,
                    "type": "integer"
                  },
                  "max_bytes": {
                    "maximum": 1048576,
                    "minimum": 4096,
                    "type": "integer"
                  },
                  "origins": {
                    "items": {
                      "maxLength": 2048,
                      "minLength": 1,
                      "type": "string"
                    },
                    "maxItems": 10,
                    "minItems": 1,
                    "type": "array"
                  },
                  "query": {
                    "maxLength": 120,
                    "type": "string"
                  },
                  "timeout_ms": {
                    "maximum": 12000,
                    "minimum": 1000,
                    "type": "integer"
                  },
                  "urls": {
                    "items": {
                      "maxLength": 2048,
                      "minLength": 1,
                      "type": "string"
                    },
                    "maxItems": 10,
                    "minItems": 1,
                    "type": "array"
                  }
                },
                "type": "object"
              },
              "type": {
                "const": "http",
                "type": "string"
              }
            },
            "required": [
              "type",
              "method"
            ],
            "type": "object"
          },
          "output": {
            "properties": {
              "example": {
                "additionalProperties": true,
                "properties": {
                  "fetchedAt": {
                    "type": "string"
                  },
                  "ok": {
                    "type": "boolean"
                  },
                  "tool": {
                    "type": "string"
                  }
                },
                "type": "object"
              },
              "type": {
                "type": "string"
              }
            },
            "required": [
              "type"
            ],
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    }
  },
  "tags": [
    "bazaar"
  ],
  "sourceHost": "gpt55.558686.xyz",
  "lastUpdated": "2026-06-12T05:16:02.935Z",
  "quality": {
    "calls30d": 1,
    "uniquePayers30d": 1,
    "lastCalledAt": "2026-08-28T08:43:40.899Z"
  },
  "liveness": {},
  "verified": false,
  "featured": false,
  "provider": {
    "host": "gpt55.558686.xyz",
    "manifest_name": "gpt55.558686.xyz",
    "source": "cdp-mirror",
    "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources",
    "submitted_at": "2026-09-18T22:00:31.484Z"
  }
}