{
  "x402Version": 2,
  "id": 52478,
  "slug": "52478",
  "resource": "https://x402.professorsausages.com/address-screen/check/:chain/:address",
  "description": "Crypto address screening vs the FULL live OFAC SDN list, segmented by chain (bitcoin, evm, tron, +9 more) — EVM adds on-chain signals (contract, fresh wallet) → 0-100 risk score",
  "type": "http",
  "serviceName": "Address Risk Screen",
  "resourceType": "Agent Service",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0x54ebFCF3870439B9db62381848c5DabC05c70d5B",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "20000",
      "amountUsd": 0.02,
      "maxTimeoutSeconds": 60
    }
  ],
  "outputSchema": {
    "type": "object"
  },
  "extensions": {
    "bazaar": {
      "category": "compliance",
      "info": {
        "input": {
          "method": "GET",
          "type": "http"
        },
        "output": {
          "properties": {
            "address": {
              "description": "The screened address (EVM lowercased; base58 chains verbatim).",
              "type": "string"
            },
            "as_of_block": {
              "description": "Chain height the reads were taken at; null in list-only mode.",
              "type": [
                "string",
                "null"
              ]
            },
            "chain": {
              "description": "Chain slug screened. base | ethereum (on-chain mode) or bitcoin | tron | litecoin | monero | dash | zcash | bitcoin-cash | dogecoin | bitcoin-gold | verge | solana (list-only mode).",
              "type": "string"
            },
            "disclaimer": {
              "type": "string"
            },
            "fresh_wallet": {
              "description": "nonce === 0 AND native balance === 0; null in list-only mode.",
              "type": [
                "boolean",
                "null"
              ]
            },
            "is_contract": {
              "description": "Contract bytecode present; null in list-only mode.",
              "type": [
                "boolean",
                "null"
              ]
            },
            "reasons": {
              "description": "Signals that drove the verdict.",
              "items": {
                "type": "string"
              },
              "type": "array"
            },
            "risk_score": {
              "description": "0–100; 100 = sanctioned.",
              "type": "integer"
            },
            "sanction_source": {
              "description": "\"OFAC SDN\" when sanctioned, else null.",
              "type": [
                "string",
                "null"
              ]
            },
            "sanctioned": {
              "description": "On the bundled OFAC SDN crypto list (that chain's segment).",
              "type": "boolean"
            },
            "screen_mode": {
              "description": "\"onchain\" = OFAC membership + live EVM chain reads. \"list-only\" = OFAC membership against that chain's SDN segment only; the on-chain signal fields are null.",
              "enum": [
                "onchain",
                "list-only"
              ],
              "type": "string"
            },
            "tx_count": {
              "description": "Outbound tx count (nonce), decimal string; null in list-only mode.",
              "type": [
                "string",
                "null"
              ]
            },
            "verdict": {
              "description": "Heuristic verdict. Never says \"SAFE\" — absence of signals is \"NO_RED_FLAGS_FOUND\".",
              "enum": [
                "BLOCKED",
                "REVIEW",
                "NO_RED_FLAGS_FOUND"
              ],
              "type": "string"
            }
          },
          "required": [
            "chain",
            "address",
            "screen_mode",
            "sanctioned",
            "sanction_source",
            "is_contract",
            "fresh_wallet",
            "tx_count",
            "risk_score",
            "verdict",
            "reasons",
            "disclaimer",
            "as_of_block"
          ],
          "type": "object"
        }
      },
      "routeTemplate": "https://x402.professorsausages.com/address-screen/check/:chain/:address",
      "schema": {
        "properties": {
          "input": {
            "type": "object"
          },
          "output": {
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    },
    "catalog": {
      "catalogUrl": "https://x402.professorsausages.com/?ref=402&v=related&from=address-screen",
      "message": "You called Address Risk Screen. Agents doing compliance work commonly also use these — same pay-per-call model, each with a FREE real sample record (freeSample link):",
      "related": [
        {
          "call": "/sanctions-screen?ref=xsell&v=related&from=address-screen",
          "freeSample": "/sanctions-screen/sample?ref=xsell&v=related&from=address-screen",
          "name": "OFAC Sanctions Name Screen",
          "summary": "Fuzzy OFAC name screening for agents with compliance duties"
        }
      ],
      "strategy": "related"
    },
    "discount": {
      "header": "X-Intent",
      "hint": "Send X-Intent: <40+ chars describing what you're building and what data you need> for 50% off this call.",
      "off": "50%"
    },
    "sample": {
      "hint": "A real cached response from this API (with its capture timestamp), free — judge the data quality before paying.",
      "url": "https://x402.professorsausages.com/address-screen/sample"
    },
    "suggest": {
      "hint": "Missing data you'd pay for? POST {want, would_pay_usd} — free. The most-requested datasets get built first.",
      "url": "https://x402.professorsausages.com/suggest"
    }
  },
  "tags": [
    "sanctions",
    "ofac",
    "wallet-risk",
    "compliance",
    "evm",
    "bazaar",
    "catalog",
    "discount",
    "sample",
    "suggest"
  ],
  "sourceHost": "x402.professorsausages.com",
  "lastUpdated": "2026-07-20T23:42:02.775Z",
  "quality": {
    "calls30d": 1,
    "uniquePayers30d": 1,
    "lastCalledAt": "2026-09-20T02:03:20.848Z"
  },
  "metadata": {
    "serviceName": "Address Risk Screen",
    "extensions": {
      "bazaar": {
        "category": "compliance",
        "info": {
          "input": {
            "method": "GET",
            "type": "http"
          },
          "output": {
            "properties": {
              "address": {
                "description": "The screened address (EVM lowercased; base58 chains verbatim).",
                "type": "string"
              },
              "as_of_block": {
                "description": "Chain height the reads were taken at; null in list-only mode.",
                "type": [
                  "string",
                  "null"
                ]
              },
              "chain": {
                "description": "Chain slug screened. base | ethereum (on-chain mode) or bitcoin | tron | litecoin | monero | dash | zcash | bitcoin-cash | dogecoin | bitcoin-gold | verge | solana (list-only mode).",
                "type": "string"
              },
              "disclaimer": {
                "type": "string"
              },
              "fresh_wallet": {
                "description": "nonce === 0 AND native balance === 0; null in list-only mode.",
                "type": [
                  "boolean",
                  "null"
                ]
              },
              "is_contract": {
                "description": "Contract bytecode present; null in list-only mode.",
                "type": [
                  "boolean",
                  "null"
                ]
              },
              "reasons": {
                "description": "Signals that drove the verdict.",
                "items": {
                  "type": "string"
                },
                "type": "array"
              },
              "risk_score": {
                "description": "0–100; 100 = sanctioned.",
                "type": "integer"
              },
              "sanction_source": {
                "description": "\"OFAC SDN\" when sanctioned, else null.",
                "type": [
                  "string",
                  "null"
                ]
              },
              "sanctioned": {
                "description": "On the bundled OFAC SDN crypto list (that chain's segment).",
                "type": "boolean"
              },
              "screen_mode": {
                "description": "\"onchain\" = OFAC membership + live EVM chain reads. \"list-only\" = OFAC membership against that chain's SDN segment only; the on-chain signal fields are null.",
                "enum": [
                  "onchain",
                  "list-only"
                ],
                "type": "string"
              },
              "tx_count": {
                "description": "Outbound tx count (nonce), decimal string; null in list-only mode.",
                "type": [
                  "string",
                  "null"
                ]
              },
              "verdict": {
                "description": "Heuristic verdict. Never says \"SAFE\" — absence of signals is \"NO_RED_FLAGS_FOUND\".",
                "enum": [
                  "BLOCKED",
                  "REVIEW",
                  "NO_RED_FLAGS_FOUND"
                ],
                "type": "string"
              }
            },
            "required": [
              "chain",
              "address",
              "screen_mode",
              "sanctioned",
              "sanction_source",
              "is_contract",
              "fresh_wallet",
              "tx_count",
              "risk_score",
              "verdict",
              "reasons",
              "disclaimer",
              "as_of_block"
            ],
            "type": "object"
          }
        },
        "routeTemplate": "https://x402.professorsausages.com/address-screen/check/:chain/:address",
        "schema": {
          "properties": {
            "input": {
              "type": "object"
            },
            "output": {
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      },
      "catalog": {
        "catalogUrl": "https://x402.professorsausages.com/?ref=402&v=related&from=address-screen",
        "message": "You called Address Risk Screen. Agents doing compliance work commonly also use these — same pay-per-call model, each with a FREE real sample record (freeSample link):",
        "related": [
          {
            "call": "/sanctions-screen?ref=xsell&v=related&from=address-screen",
            "freeSample": "/sanctions-screen/sample?ref=xsell&v=related&from=address-screen",
            "name": "OFAC Sanctions Name Screen",
            "summary": "Fuzzy OFAC name screening for agents with compliance duties"
          }
        ],
        "strategy": "related"
      },
      "discount": {
        "header": "X-Intent",
        "hint": "Send X-Intent: <40+ chars describing what you're building and what data you need> for 50% off this call.",
        "off": "50%"
      },
      "sample": {
        "hint": "A real cached response from this API (with its capture timestamp), free — judge the data quality before paying.",
        "url": "https://x402.professorsausages.com/address-screen/sample"
      },
      "suggest": {
        "hint": "Missing data you'd pay for? POST {want, would_pay_usd} — free. The most-requested datasets get built first.",
        "url": "https://x402.professorsausages.com/suggest"
      }
    }
  },
  "liveness": {
    "reliability": null
  },
  "verified": false,
  "featured": false,
  "provider": {
    "host": "x402.professorsausages.com",
    "manifest_name": "x402.professorsausages.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": {}
}