{
  "x402Version": 2,
  "id": 38103,
  "slug": "38103",
  "resource": "https://presign-guard.onrender.com/v1/approvals",
  "description": "Wallet approval audit (green/orange/red, grade, one-line summary): every open ERC-20 allowance of an EVM wallet with who the spender is (flagged, plain wallet, unverified, unlimited) and which ones to revoke",
  "type": "http",
  "serviceName": "presign-guard",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0x6B0F4651eD42893ab58139938175E4a69f175F25",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "20000",
      "amountUsd": 0.02,
      "maxTimeoutSeconds": 300
    },
    {
      "scheme": "exact",
      "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
      "payTo": "ATWJ82T8nRdQwZnaysB68N5EpaSvLRsQP4h6eWmaJBH9",
      "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
      "amount": "20000",
      "amountUsd": 0.02,
      "maxTimeoutSeconds": 300
    }
  ],
  "outputSchema": {
    "properties": {
      "example": {
        "properties": {
          "approvals": {
            "description": "Per allowance: token, spender (address, name, trusted, contract), amount, approvedAt, severity, codes, revoke",
            "items": {
              "type": "object"
            },
            "type": "array"
          },
          "checkedAt": {
            "type": "string"
          },
          "grade": {
            "enum": [
              "SAFE",
              "CAUTION",
              "RISKY",
              "AVOID"
            ],
            "type": "string"
          },
          "one_liner": {
            "type": "string"
          },
          "reasons": {
            "items": {
              "properties": {
                "code": {
                  "type": "string"
                },
                "details": {},
                "severity": {
                  "enum": [
                    "red",
                    "orange",
                    "info"
                  ],
                  "type": "string"
                }
              },
              "required": [
                "code",
                "severity"
              ],
              "type": "object"
            },
            "type": "array"
          },
          "revokeUrl": {
            "type": "string"
          },
          "summary": {
            "description": "approvals, tokens, unlimited, toRevoke",
            "type": "object"
          },
          "verdict": {
            "enum": [
              "green",
              "orange",
              "red"
            ],
            "type": "string"
          }
        },
        "required": [
          "verdict",
          "grade",
          "one_liner",
          "reasons",
          "approvals"
        ],
        "type": "object"
      },
      "type": {
        "type": "string"
      }
    },
    "required": [
      "type"
    ],
    "type": "object"
  },
  "extensions": {
    "bazaar": {
      "info": {
        "input": {
          "method": "GET",
          "queryParams": {
            "address": "0x28c6c06298d514db089934071355e5743bf21d60",
            "chain": "ethereum"
          },
          "type": "http"
        },
        "output": {
          "example": {
            "approvals": [
              {
                "amount": "unlimited",
                "approvedAt": "2025-03-01T10:00:00.000Z",
                "codes": [
                  {
                    "code": "UNLIMITED_APPROVAL",
                    "severity": "orange"
                  }
                ],
                "revoke": true,
                "severity": "orange",
                "spender": {
                  "address": "0x1111111254eeb25477b68fb85ed929f73a960582",
                  "contract": true,
                  "name": "AggregationRouterV5",
                  "trusted": false
                },
                "token": {
                  "address": "0x833589fcd6edb6e08f4c7c32d4f71b54bda02913",
                  "name": "USD Coin",
                  "symbol": "USDC"
                },
                "unlimited": true
              }
            ],
            "grade": "CAUTION",
            "one_liner": "CAUTION: 3 approvals, 1 unlimited; revoke 1",
            "reasons": [
              {
                "code": "UNLIMITED_APPROVAL",
                "details": {
                  "count": 1,
                  "spenders": [
                    "0x1111111254eeb25477b68fb85ed929f73a960582"
                  ]
                },
                "severity": "orange"
              },
              {
                "code": "STALE_APPROVAL",
                "details": {
                  "count": 2,
                  "spenders": [
                    "0x000000000022d473030f116ddee9f6b43ac78ba3"
                  ]
                },
                "severity": "info"
              }
            ],
            "revokeUrl": "https://revoke.cash/address/0x...?chainId=8453",
            "summary": {
              "approvals": 3,
              "toRevoke": 1,
              "tokens": 2,
              "unlimited": 1
            },
            "verdict": "orange"
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "method": {
                "enum": [
                  "GET"
                ],
                "type": "string"
              },
              "queryParams": {
                "properties": {
                  "address": {
                    "description": "Wallet address (0x...)",
                    "type": "string"
                  },
                  "chain": {
                    "description": "EVM chain to audit",
                    "enum": [
                      "base",
                      "ethereum",
                      "arbitrum",
                      "optimism",
                      "polygon",
                      "bsc"
                    ],
                    "type": "string"
                  }
                },
                "required": [
                  "chain",
                  "address"
                ],
                "type": "object"
              },
              "type": {
                "const": "http",
                "type": "string"
              }
            },
            "required": [
              "type",
              "method"
            ],
            "type": "object"
          },
          "output": {
            "properties": {
              "example": {
                "properties": {
                  "approvals": {
                    "description": "Per allowance: token, spender (address, name, trusted, contract), amount, approvedAt, severity, codes, revoke",
                    "items": {
                      "type": "object"
                    },
                    "type": "array"
                  },
                  "checkedAt": {
                    "type": "string"
                  },
                  "grade": {
                    "enum": [
                      "SAFE",
                      "CAUTION",
                      "RISKY",
                      "AVOID"
                    ],
                    "type": "string"
                  },
                  "one_liner": {
                    "type": "string"
                  },
                  "reasons": {
                    "items": {
                      "properties": {
                        "code": {
                          "type": "string"
                        },
                        "details": {},
                        "severity": {
                          "enum": [
                            "red",
                            "orange",
                            "info"
                          ],
                          "type": "string"
                        }
                      },
                      "required": [
                        "code",
                        "severity"
                      ],
                      "type": "object"
                    },
                    "type": "array"
                  },
                  "revokeUrl": {
                    "type": "string"
                  },
                  "summary": {
                    "description": "approvals, tokens, unlimited, toRevoke",
                    "type": "object"
                  },
                  "verdict": {
                    "enum": [
                      "green",
                      "orange",
                      "red"
                    ],
                    "type": "string"
                  }
                },
                "required": [
                  "verdict",
                  "grade",
                  "one_liner",
                  "reasons",
                  "approvals"
                ],
                "type": "object"
              },
              "type": {
                "type": "string"
              }
            },
            "required": [
              "type"
            ],
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    }
  },
  "tags": [
    "wallet-security",
    "approvals",
    "revoke",
    "agents",
    "bazaar"
  ],
  "sourceHost": "presign-guard.onrender.com",
  "lastUpdated": "2026-09-26T10:26:17.974Z",
  "quality": {
    "calls30d": 1,
    "uniquePayers30d": 1,
    "lastCalledAt": "2026-09-26T10:26:17.638Z"
  },
  "metadata": {
    "serviceName": "presign-guard",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "address": "0x28c6c06298d514db089934071355e5743bf21d60",
              "chain": "ethereum"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "approvals": [
                {
                  "amount": "unlimited",
                  "approvedAt": "2025-03-01T10:00:00.000Z",
                  "codes": [
                    {
                      "code": "UNLIMITED_APPROVAL",
                      "severity": "orange"
                    }
                  ],
                  "revoke": true,
                  "severity": "orange",
                  "spender": {
                    "address": "0x1111111254eeb25477b68fb85ed929f73a960582",
                    "contract": true,
                    "name": "AggregationRouterV5",
                    "trusted": false
                  },
                  "token": {
                    "address": "0x833589fcd6edb6e08f4c7c32d4f71b54bda02913",
                    "name": "USD Coin",
                    "symbol": "USDC"
                  },
                  "unlimited": true
                }
              ],
              "grade": "CAUTION",
              "one_liner": "CAUTION: 3 approvals, 1 unlimited; revoke 1",
              "reasons": [
                {
                  "code": "UNLIMITED_APPROVAL",
                  "details": {
                    "count": 1,
                    "spenders": [
                      "0x1111111254eeb25477b68fb85ed929f73a960582"
                    ]
                  },
                  "severity": "orange"
                },
                {
                  "code": "STALE_APPROVAL",
                  "details": {
                    "count": 2,
                    "spenders": [
                      "0x000000000022d473030f116ddee9f6b43ac78ba3"
                    ]
                  },
                  "severity": "info"
                }
              ],
              "revokeUrl": "https://revoke.cash/address/0x...?chainId=8453",
              "summary": {
                "approvals": 3,
                "toRevoke": 1,
                "tokens": 2,
                "unlimited": 1
              },
              "verdict": "orange"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "address": {
                      "description": "Wallet address (0x...)",
                      "type": "string"
                    },
                    "chain": {
                      "description": "EVM chain to audit",
                      "enum": [
                        "base",
                        "ethereum",
                        "arbitrum",
                        "optimism",
                        "polygon",
                        "bsc"
                      ],
                      "type": "string"
                    }
                  },
                  "required": [
                    "chain",
                    "address"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "approvals": {
                      "description": "Per allowance: token, spender (address, name, trusted, contract), amount, approvedAt, severity, codes, revoke",
                      "items": {
                        "type": "object"
                      },
                      "type": "array"
                    },
                    "checkedAt": {
                      "type": "string"
                    },
                    "grade": {
                      "enum": [
                        "SAFE",
                        "CAUTION",
                        "RISKY",
                        "AVOID"
                      ],
                      "type": "string"
                    },
                    "one_liner": {
                      "type": "string"
                    },
                    "reasons": {
                      "items": {
                        "properties": {
                          "code": {
                            "type": "string"
                          },
                          "details": {},
                          "severity": {
                            "enum": [
                              "red",
                              "orange",
                              "info"
                            ],
                            "type": "string"
                          }
                        },
                        "required": [
                          "code",
                          "severity"
                        ],
                        "type": "object"
                      },
                      "type": "array"
                    },
                    "revokeUrl": {
                      "type": "string"
                    },
                    "summary": {
                      "description": "approvals, tokens, unlimited, toRevoke",
                      "type": "object"
                    },
                    "verdict": {
                      "enum": [
                        "green",
                        "orange",
                        "red"
                      ],
                      "type": "string"
                    }
                  },
                  "required": [
                    "verdict",
                    "grade",
                    "one_liner",
                    "reasons",
                    "approvals"
                  ],
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    }
  },
  "liveness": {
    "reliability": null
  },
  "verified": false,
  "featured": false,
  "provider": {
    "host": "presign-guard.onrender.com",
    "manifest_name": "presign-guard.onrender.com",
    "source": "cdp-mirror",
    "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources",
    "submitted_at": "2026-10-13T15:56:53.641Z"
  },
  "exampleResponse": {
    "example": {
      "approvals": [
        {}
      ],
      "checkedAt": "string",
      "grade": "SAFE",
      "one_liner": "string",
      "reasons": [
        {
          "code": "string",
          "details": null,
          "severity": "red"
        }
      ],
      "revokeUrl": "string",
      "summary": {},
      "verdict": "green"
    },
    "type": "string"
  }
}