{
  "x402Version": 2,
  "id": 15172,
  "slug": "15172",
  "resource": "https://listing-roast-x402-service-production.up.railway.app/api/listing-roast",
  "description": "Listing Roast Quick Score x402: $0.001 GET marketplace listing score on the indexed /api/listing-roast URL. POST the same URL for the $0.01 full roast.",
  "type": "http",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0xd9E7a161aD06F410c28b3939ceF5F06f0a327a8C",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "1000",
      "maxTimeoutSeconds": 300
    }
  ],
  "outputSchema": {
    "bazaar": {
      "info": {
        "input": {
          "method": "GET",
          "queryParams": {
            "agentName": "Example x402 API",
            "currentCheckoutPath": "/api/listing-roast",
            "currentPrice": "$1.00",
            "goal": "Increase first paid conversion",
            "listingText": "A paid x402 API that helps builders check whether buyer agents understand the offer before paying. It returns JSON with skip reasons, top fixes, a rewritten listing, and a stop-or-upgrade recommendation. Example payloads are included for quick testing.",
            "targetBuyer": "x402 and MCP builders"
          },
          "type": "http"
        },
        "output": {
          "example": {
            "checkedSignals": {
              "buyer": true,
              "checkout": true,
              "example": true,
              "output": true,
              "price": true
            },
            "endpoint": "listing-roast-quick-score",
            "firstFix": "The basics are present. Use the full roast only if you want a rewrite and launch recommendation.",
            "nextStep": "This GET route keeps the indexed /api/listing-roast URL payable at the lowest price. Use POST /api/listing-roast for the full rewrite and launch recommendation.",
            "price": "$0.001",
            "score": "5/5",
            "service": "Listing Roast x402",
            "upgradeEndpoint": "/api/listing-roast",
            "verdict": "ready_to_test"
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "method": {
                "enum": [
                  "GET"
                ],
                "type": "string"
              },
              "queryParams": {
                "properties": {
                  "agentName": {
                    "type": "string"
                  },
                  "currentCheckoutPath": {
                    "type": "string"
                  },
                  "currentPrice": {
                    "type": "string"
                  },
                  "goal": {
                    "type": "string"
                  },
                  "listingText": {
                    "type": "string"
                  },
                  "targetBuyer": {
                    "type": "string"
                  }
                },
                "type": "object"
              },
              "type": {
                "const": "http",
                "type": "string"
              }
            },
            "required": [
              "type",
              "method"
            ],
            "type": "object"
          },
          "output": {
            "properties": {
              "example": {
                "properties": {
                  "checkedSignals": {
                    "type": "object"
                  },
                  "endpoint": {
                    "type": "string"
                  },
                  "firstFix": {
                    "type": "string"
                  },
                  "nextStep": {
                    "type": "string"
                  },
                  "price": {
                    "type": "string"
                  },
                  "score": {
                    "type": "string"
                  },
                  "service": {
                    "type": "string"
                  },
                  "upgradeEndpoint": {
                    "type": "string"
                  },
                  "verdict": {
                    "type": "string"
                  }
                },
                "required": [
                  "service",
                  "endpoint",
                  "price",
                  "verdict",
                  "score",
                  "checkedSignals",
                  "firstFix",
                  "nextStep",
                  "upgradeEndpoint"
                ],
                "type": "object"
              },
              "type": {
                "type": "string"
              }
            },
            "required": [
              "type"
            ],
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    }
  },
  "tags": [
    "bazaar"
  ],
  "sourceHost": "listing-roast-x402-service-production.up.railway.app",
  "lastUpdated": "2026-06-18T06:43:22.975Z",
  "quality": {
    "calls30d": 2,
    "uniquePayers30d": 1,
    "lastCalledAt": "2026-08-28T12:39:31.503Z"
  },
  "liveness": {},
  "verified": false,
  "featured": false,
  "provider": {
    "host": "listing-roast-x402-service-production.up.railway.app",
    "manifest_name": "listing-roast-x402-service-production.up.railway.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"
  }
}