{
  "x402Version": 2,
  "id": 51456,
  "slug": "51456",
  "resource": "https://apexfaucet.xyz/api/x402/x402-endpoint-doctor",
  "description": "x402 validator: will Coinbase Bazaar list your x402 endpoint, and can a client pay it? Why will Coinbase not list your x402 endpoint, and can a standard client pay it? Pass ?url= (and &method=POST for a POST route). We read its 402 as a client does, check what Coinbase's facilitator and Bazaar enforce (accepts[0] network, the $0.001 minimum, descriptions over 500 characters, a bazaar schema that must describe info, query numbers typed as strings, routeTemplate, exposed headers), and ask…",
  "type": "http",
  "serviceName": "x402 endpoint checker & doctor",
  "resourceType": "Developer Tool",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0xd334ab5151c624cada654854e2879903dc4217ed",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "5000",
      "amountUsd": 0.005,
      "maxTimeoutSeconds": 300
    },
    {
      "scheme": "exact",
      "network": "eip155:5042",
      "payTo": "0xd334ab5151c624cada654854e2879903dc4217ed",
      "asset": "0x3600000000000000000000000000000000000000",
      "amount": "5000",
      "maxTimeoutSeconds": 300
    },
    {
      "scheme": "exact",
      "network": "eip155:5042",
      "payTo": "0xd334ab5151c624cada654854e2879903dc4217ed",
      "asset": "0x3600000000000000000000000000000000000000",
      "amount": "5000",
      "maxTimeoutSeconds": 604900
    },
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0xd334ab5151c624cada654854e2879903dc4217ed",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "5000",
      "amountUsd": 0.005,
      "maxTimeoutSeconds": 604900
    },
    {
      "scheme": "exact",
      "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
      "payTo": "HYiepS7mNCVVKoaDmZLQ6rNtMWHTQqKheM1NLGn1x8kJ",
      "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
      "amount": "5000",
      "amountUsd": 0.005,
      "maxTimeoutSeconds": 300
    },
    {
      "scheme": "exact",
      "network": "eip155:56",
      "payTo": "0xd334AB5151C624cAdA654854E2879903Dc4217eD",
      "asset": "0x8d0D000Ee44948FC98c9B98A4FA4921476f08B0d",
      "amount": "10000000000000000",
      "maxTimeoutSeconds": 300
    },
    {
      "scheme": "exact",
      "network": "eip155:56",
      "payTo": "0xd334AB5151C624cAdA654854E2879903Dc4217eD",
      "asset": "0xcE24439F2D9C6a2289F741120FE202248B666666",
      "amount": "10000000000000000",
      "maxTimeoutSeconds": 300
    }
  ],
  "outputSchema": {
    "type": "object"
  },
  "extensions": {
    "bazaar": {
      "info": {
        "input": {
          "discoverable": true,
          "method": "GET",
          "queryParams": {
            "method": "GET",
            "url": "https://api.onesource.io/api/chain/erc20-balance"
          },
          "type": "http"
        },
        "output": {
          "example": {
            "data": {
              "coinbaseValidator": {
                "answered": true,
                "failedChecks": [],
                "indexed": {},
                "outcome": "accepted",
                "rejectionReason": null,
                "valid": true
              },
              "how": "the 402 is fetched once without payment …",
              "httpStatus": 402,
              "method": "GET",
              "notes": [],
              "offers": [
                {}
              ],
              "ok": true,
              "problems": [
                {}
              ],
              "url": "https://api.onesource.io/api/chain/erc20…",
              "verdict": "LISTABLE: Coinbase's validator accepts i…",
              "x402": 2
            },
            "ok": true,
            "paid": 0.005
          },
          "schema": {
            "properties": {
              "data": {
                "type": "object"
              },
              "ok": {
                "type": "boolean"
              },
              "paid": {
                "type": "number"
              }
            },
            "type": "object"
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "properties": {
              "method": {
                "enum": [
                  "GET"
                ],
                "type": "string"
              },
              "queryParams": {
                "properties": {
                  "method": {
                    "description": "Optional. A GET that answers 405 is re-checked as POST automatically.",
                    "enum": [
                      "GET",
                      "POST"
                    ],
                    "type": "string"
                  },
                  "url": {
                    "description": "The x402 endpoint to examine (public http/https URL).",
                    "type": "string"
                  }
                },
                "required": [
                  "url"
                ],
                "type": "object"
              },
              "type": {
                "const": "http",
                "type": "string"
              }
            },
            "required": [
              "type",
              "method",
              "queryParams"
            ],
            "type": "object"
          },
          "output": {
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    }
  },
  "tags": [
    "x402",
    "endpoint checker",
    "validator",
    "debug",
    "bazaar"
  ],
  "sourceHost": "apexfaucet.xyz",
  "lastUpdated": "2026-10-11T20:31:04.983Z",
  "quality": {
    "calls30d": 9,
    "uniquePayers30d": 5,
    "lastCalledAt": "2026-10-11T20:31:04.691Z"
  },
  "metadata": {
    "serviceName": "x402 endpoint checker & doctor",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "discoverable": true,
            "method": "GET",
            "queryParams": {
              "method": "GET",
              "url": "https://api.onesource.io/api/chain/erc20-balance"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "data": {
                "coinbaseValidator": {
                  "answered": true,
                  "failedChecks": [],
                  "indexed": {},
                  "outcome": "accepted",
                  "rejectionReason": null,
                  "valid": true
                },
                "how": "the 402 is fetched once without payment …",
                "httpStatus": 402,
                "method": "GET",
                "notes": [],
                "offers": [
                  {}
                ],
                "ok": true,
                "problems": [
                  {}
                ],
                "url": "https://api.onesource.io/api/chain/erc20…",
                "verdict": "LISTABLE: Coinbase's validator accepts i…",
                "x402": 2
              },
              "ok": true,
              "paid": 0.005
            },
            "schema": {
              "properties": {
                "data": {
                  "type": "object"
                },
                "ok": {
                  "type": "boolean"
                },
                "paid": {
                  "type": "number"
                }
              },
              "type": "object"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "method": {
                      "description": "Optional. A GET that answers 405 is re-checked as POST automatically.",
                      "enum": [
                        "GET",
                        "POST"
                      ],
                      "type": "string"
                    },
                    "url": {
                      "description": "The x402 endpoint to examine (public http/https URL).",
                      "type": "string"
                    }
                  },
                  "required": [
                    "url"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "queryParams"
              ],
              "type": "object"
            },
            "output": {
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    }
  },
  "liveness": {
    "reliability": null
  },
  "verified": false,
  "featured": false,
  "provider": {
    "host": "apexfaucet.xyz",
    "manifest_name": "apexfaucet.xyz",
    "source": "cdp-mirror",
    "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources",
    "submitted_at": "2026-10-14T01:15:01.050Z"
  },
  "exampleResponse": {}
}