{
  "x402Version": 2,
  "id": 31607,
  "slug": "31607",
  "resource": "https://attester.dev/spend-check",
  "description": "Spend Check: should you pay this counterparty? Watchtower track record, CDP merchant catalog, and address hygiene combined into a clear/caution/avoid verdict with a signed attestation. $0.005 USDC per check.",
  "type": "http",
  "serviceName": "Spend Check",
  "resourceType": "Security",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0x57407D691F755cAa107647718F3582a8A87467dD",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "5000",
      "amountUsd": 0.005,
      "maxTimeoutSeconds": 300
    }
  ],
  "outputSchema": {
    "properties": {
      "example": {
        "type": "object"
      }
    },
    "required": [
      "example"
    ],
    "type": "object"
  },
  "extensions": {
    "bazaar": {
      "category": "ai",
      "discoverable": true,
      "info": {
        "input": {
          "body": {
            "amount_usd": 0.25,
            "payTo": "attester.dev"
          },
          "bodyType": "json",
          "method": "POST",
          "type": "http"
        },
        "output": {
          "example": {
            "attestation": {
              "verifier_address": "0x…"
            },
            "confidence": 0.6,
            "evidence": [
              {
                "known_target": true,
                "latest_verdict": "honoring",
                "source": "watchtower"
              }
            ],
            "signature": "0x…",
            "verdict": "caution"
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "body": {
                "properties": {
                  "amount_usd": {
                    "description": "Optional planned payment amount",
                    "type": [
                      "number",
                      "null"
                    ]
                  },
                  "payTo": {
                    "description": "0x address or URL of the counterparty",
                    "type": "string"
                  }
                },
                "required": [
                  "payTo"
                ],
                "type": "object"
              },
              "bodyType": {
                "enum": [
                  "json"
                ],
                "type": "string"
              },
              "method": {
                "enum": [
                  "POST"
                ],
                "type": "string"
              },
              "type": {
                "const": "http",
                "type": "string"
              }
            },
            "required": [
              "type",
              "method",
              "bodyType",
              "body"
            ],
            "type": "object"
          },
          "output": {
            "properties": {
              "example": {
                "type": "object"
              }
            },
            "required": [
              "example"
            ],
            "type": "object"
          }
        },
        "required": [
          "input"
        ]
      }
    }
  },
  "tags": [
    "risk",
    "counterparty",
    "payments",
    "x402",
    "agents",
    "bazaar"
  ],
  "sourceHost": "attester.dev",
  "lastUpdated": "2026-09-17T03:55:23.672Z",
  "quality": {
    "calls30d": 1,
    "uniquePayers30d": 1,
    "lastCalledAt": "2026-09-17T03:55:18.29Z"
  },
  "metadata": {
    "serviceName": "Spend Check",
    "extensions": {
      "bazaar": {
        "category": "ai",
        "discoverable": true,
        "info": {
          "input": {
            "body": {
              "amount_usd": 0.25,
              "payTo": "attester.dev"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "attestation": {
                "verifier_address": "0x…"
              },
              "confidence": 0.6,
              "evidence": [
                {
                  "known_target": true,
                  "latest_verdict": "honoring",
                  "source": "watchtower"
                }
              ],
              "signature": "0x…",
              "verdict": "caution"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {
                    "amount_usd": {
                      "description": "Optional planned payment amount",
                      "type": [
                        "number",
                        "null"
                      ]
                    },
                    "payTo": {
                      "description": "0x address or URL of the counterparty",
                      "type": "string"
                    }
                  },
                  "required": [
                    "payTo"
                  ],
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                }
              },
              "required": [
                "example"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ]
        }
      }
    }
  },
  "liveness": {
    "reliability": null
  },
  "verified": false,
  "featured": false,
  "provider": {
    "host": "attester.dev",
    "manifest_name": "attester.dev",
    "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": {
    "attestation": {
      "verifier_address": "0x…"
    },
    "confidence": 0.6,
    "evidence": [
      {
        "known_target": true,
        "latest_verdict": "honoring",
        "source": "watchtower"
      }
    ],
    "signature": "0x…",
    "verdict": "caution"
  }
}