{
  "x402Version": 2,
  "id": 27279,
  "slug": "27279",
  "resource": "https://pennyregwatch.com/v1/x402/preflight",
  "description": "Preflight an unfamiliar x402 paid API before spending. Validate the live 402 payment challenge, network, USDC asset, amount, payTo recipient, TLS, redirects, manifest presence, latency, and provenance. Returns deterministic GO/REVIEW/STOP and never signs or sends payment to the inspected seller.",
  "type": "http",
  "serviceName": "PennyAPI x402 Seller Preflight",
  "resourceType": "Monitoring",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0x5deaebaf98034cc0d9abe3757a440b121c42ef0a",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "1000",
      "amountUsd": 0.001,
      "maxTimeoutSeconds": 300
    }
  ],
  "outputSchema": {
    "properties": {
      "example": {
        "type": "object"
      },
      "type": {
        "type": "string"
      }
    },
    "required": [
      "type"
    ],
    "type": "object"
  },
  "extensions": {
    "bazaar": {
      "info": {
        "input": {
          "method": "GET",
          "queryParams": {
            "url": "https://example.com/paid-endpoint"
          },
          "type": "http"
        },
        "output": {
          "example": {
            "decision": "GO",
            "http_status": 402,
            "ok": true,
            "source": {
              "payment_sent": false,
              "type": "live_unpaid_probe"
            },
            "target": "https://example.com/paid-endpoint",
            "x402": {
              "accepts_count": 1,
              "amount_atomic": "1000",
              "challenge_present": true,
              "network": "eip155:8453",
              "pay_to": "0x0000000000000000000000000000000000000001",
              "scheme": "exact",
              "x402_version": 2
            }
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "method": {
                "enum": [
                  "GET",
                  "HEAD",
                  "DELETE"
                ],
                "type": "string"
              },
              "queryParams": {
                "properties": {
                  "url": {
                    "description": "Exact public x402 endpoint URL to check before paying",
                    "type": "string"
                  }
                },
                "required": [
                  "url"
                ],
                "type": "object"
              },
              "type": {
                "const": "http",
                "type": "string"
              }
            },
            "required": [
              "type",
              "method"
            ],
            "type": "object"
          },
          "output": {
            "properties": {
              "example": {
                "type": "object"
              },
              "type": {
                "type": "string"
              }
            },
            "required": [
              "type"
            ],
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    }
  },
  "tags": [
    "x402",
    "payment-preflight",
    "seller-check",
    "agent-safety",
    "base",
    "bazaar"
  ],
  "sourceHost": "pennyregwatch.com",
  "lastUpdated": "2026-10-13T04:18:19.979Z",
  "quality": {
    "calls30d": 3,
    "uniquePayers30d": 3,
    "lastCalledAt": "2026-10-13T04:18:19.672Z"
  },
  "metadata": {
    "serviceName": "PennyAPI x402 Seller Preflight",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "url": "https://example.com/paid-endpoint"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "decision": "GO",
              "http_status": 402,
              "ok": true,
              "source": {
                "payment_sent": false,
                "type": "live_unpaid_probe"
              },
              "target": "https://example.com/paid-endpoint",
              "x402": {
                "accepts_count": 1,
                "amount_atomic": "1000",
                "challenge_present": true,
                "network": "eip155:8453",
                "pay_to": "0x0000000000000000000000000000000000000001",
                "scheme": "exact",
                "x402_version": 2
              }
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET",
                    "HEAD",
                    "DELETE"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "url": {
                      "description": "Exact public x402 endpoint URL to check before paying",
                      "type": "string"
                    }
                  },
                  "required": [
                    "url"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    }
  },
  "liveness": {
    "reliability": null
  },
  "verified": false,
  "featured": false,
  "provider": {
    "host": "pennyregwatch.com",
    "manifest_name": "pennyregwatch.com",
    "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": {
    "example": {},
    "type": "string"
  }
}