{
  "x402Version": 2,
  "id": 40619,
  "slug": "40619",
  "resource": "https://x402-tollbooth.onrender.com/api/verify",
  "description": "Check whether email addresses are real and safe to send to. Verifies up to 25 addresses per call: syntax, domain MX/A record (including null-MX), disposable-domain, role-account, free-provider and typo checks. Does not perform SMTP/mailbox verification.",
  "type": "http",
  "resourceType": "Security",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0xF1E6050f7F7B6a26BBFc9C2884Cdd5720D1bedfe",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "5000",
      "amountUsd": 0.005,
      "maxTimeoutSeconds": 300
    }
  ],
  "outputSchema": {
    "properties": {
      "example": {
        "type": "object"
      },
      "type": {
        "type": "string"
      }
    },
    "required": [
      "type"
    ],
    "type": "object"
  },
  "extensions": {
    "bazaar": {
      "info": {
        "input": {
          "body": {
            "emails": [
              "jane.doe@gmail.com",
              "test@mailinator.com"
            ]
          },
          "bodyType": "json",
          "method": "POST",
          "type": "http"
        },
        "output": {
          "example": {
            "checked": 2,
            "checks_performed": [
              "syntax",
              "domain_mx_or_a_record",
              "null_mx",
              "disposable_domain_list",
              "role_based_account",
              "free_provider_flag",
              "typo_suggestion"
            ],
            "note": "These are format and domain-level checks, not a live SMTP/mailbox delivery guarantee. status 'unknown' means DNS was inconclusive - retry later.",
            "results": [
              {
                "checks": {
                  "disposable_domain": false,
                  "domain_accepts_mail": true,
                  "free_provider": true,
                  "role_based_account": false,
                  "syntax_valid": true
                },
                "did_you_mean": null,
                "email": "jane.doe@gmail.com",
                "notes": [
                  "Passed syntax, domain, disposable, role-account, and typo checks."
                ],
                "status": "valid"
              },
              {
                "checks": {
                  "disposable_domain": true,
                  "domain_accepts_mail": true,
                  "free_provider": false,
                  "role_based_account": false,
                  "syntax_valid": true
                },
                "did_you_mean": null,
                "email": "test@mailinator.com",
                "notes": [
                  "Domain is on a known disposable/throwaway email list."
                ],
                "status": "risky"
              }
            ]
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "body": {
                "properties": {
                  "emails": {
                    "description": "Array of email address strings, max 25 per call.",
                    "items": {
                      "type": "string"
                    },
                    "type": "array"
                  }
                },
                "required": [
                  "emails"
                ]
              },
              "bodyType": {
                "enum": [
                  "json",
                  "form-data",
                  "text"
                ],
                "type": "string"
              },
              "method": {
                "enum": [
                  "POST"
                ],
                "type": "string"
              },
              "type": {
                "const": "http",
                "type": "string"
              }
            },
            "required": [
              "type",
              "method",
              "bodyType",
              "body"
            ],
            "type": "object"
          },
          "output": {
            "properties": {
              "example": {
                "type": "object"
              },
              "type": {
                "type": "string"
              }
            },
            "required": [
              "type"
            ],
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    },
    "builder-code": {
      "info": {
        "s": [
          "cdp_sdk_server"
        ]
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "additionalProperties": false,
        "properties": {
          "a": {
            "description": "App builder code",
            "pattern": "^[a-z0-9_]{1,32}$",
            "type": "string"
          },
          "s": {
            "description": "Service builder codes",
            "items": {
              "pattern": "^[a-z0-9_]{1,32}$",
              "type": "string"
            },
            "maxItems": 11,
            "type": "array"
          },
          "w": {
            "description": "Wallet builder code",
            "pattern": "^[a-z0-9_]{1,32}$",
            "type": "string"
          }
        },
        "type": "object"
      }
    },
    "eip2612GasSponsoring": {},
    "erc20ApprovalGasSponsoring": {}
  },
  "tags": [
    "bazaar",
    "builder-code",
    "eip2612GasSponsoring",
    "erc20ApprovalGasSponsoring"
  ],
  "sourceHost": "x402-tollbooth.onrender.com",
  "lastUpdated": "2026-10-08T22:07:07.111Z",
  "quality": {
    "calls30d": 6,
    "uniquePayers30d": 3,
    "lastCalledAt": "2026-10-08T22:07:06.876Z"
  },
  "metadata": {
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "emails": [
                "jane.doe@gmail.com",
                "test@mailinator.com"
              ]
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "checked": 2,
              "checks_performed": [
                "syntax",
                "domain_mx_or_a_record",
                "null_mx",
                "disposable_domain_list",
                "role_based_account",
                "free_provider_flag",
                "typo_suggestion"
              ],
              "note": "These are format and domain-level checks, not a live SMTP/mailbox delivery guarantee. status 'unknown' means DNS was inconclusive - retry later.",
              "results": [
                {
                  "checks": {
                    "disposable_domain": false,
                    "domain_accepts_mail": true,
                    "free_provider": true,
                    "role_based_account": false,
                    "syntax_valid": true
                  },
                  "did_you_mean": null,
                  "email": "jane.doe@gmail.com",
                  "notes": [
                    "Passed syntax, domain, disposable, role-account, and typo checks."
                  ],
                  "status": "valid"
                },
                {
                  "checks": {
                    "disposable_domain": true,
                    "domain_accepts_mail": true,
                    "free_provider": false,
                    "role_based_account": false,
                    "syntax_valid": true
                  },
                  "did_you_mean": null,
                  "email": "test@mailinator.com",
                  "notes": [
                    "Domain is on a known disposable/throwaway email list."
                  ],
                  "status": "risky"
                }
              ]
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {
                    "emails": {
                      "description": "Array of email address strings, max 25 per call.",
                      "items": {
                        "type": "string"
                      },
                      "type": "array"
                    }
                  },
                  "required": [
                    "emails"
                  ]
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      },
      "builder-code": {
        "info": {
          "s": [
            "cdp_sdk_server"
          ]
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "additionalProperties": false,
          "properties": {
            "a": {
              "description": "App builder code",
              "pattern": "^[a-z0-9_]{1,32}$",
              "type": "string"
            },
            "s": {
              "description": "Service builder codes",
              "items": {
                "pattern": "^[a-z0-9_]{1,32}$",
                "type": "string"
              },
              "maxItems": 11,
              "type": "array"
            },
            "w": {
              "description": "Wallet builder code",
              "pattern": "^[a-z0-9_]{1,32}$",
              "type": "string"
            }
          },
          "type": "object"
        }
      },
      "eip2612GasSponsoring": {},
      "erc20ApprovalGasSponsoring": {}
    }
  },
  "liveness": {
    "reliability": null
  },
  "verified": false,
  "featured": false,
  "provider": {
    "host": "x402-tollbooth.onrender.com",
    "manifest_name": "x402-tollbooth.onrender.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"
  }
}