Index onlineMerchant portal
Api Endpoint

Email Validation

Validate an email address: RFC 5322 format check, domain MX record lookup, disposable provider detection, and role address detection (e.g. info@, admin@). Returns is_valid boolean and granular checks object. Use before storing or sending to email addresses to prevent bounces.

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Offering

Provider
agentsvc.io
Method
POST
Offering type
Api Endpoint
Transport type
http
Category
General Utilities
Delivery
Not provided
Pricing model
Not provided
x402 version
2

Endpoint context

URL
https://agentsvc.io/api/v1/proxy/email-validate
MIME type
application/json
First seen
2026-10-16T01:50:32.458Z
Last seen
Tags
email-validation, disposable-email, Email, Validation, MX

Website

Payment pricing

x402 payment terms are the authoritative price for calling this endpoint.

Payment option 1
0.0035 USDC
Atomic price: 3500 · Network: eip155:8453 · Asset: USDC · Scheme: exact
Payment option 2
0.0035 USDC
Atomic price: 3500 · Network: solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp · Asset: USDC · Scheme: exact
Payment option 3
0.0035 USDC
Atomic price: 3500 · Network: eip155:137 · Asset: USDC · Scheme: exact
Payment option 4
0.0035 USDC
Atomic price: 3500 · Network: eip155:42161 · Asset: USDC · Scheme: exact
Raw x402 terms
[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "3500",
    "payTo": "0x622efA6Ceb83a5b6EdBC931332f4db68B7f74F27"
  },
  {
    "scheme": "exact",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
    "amount": "3500",
    "payTo": "5JzPS5qpEwUM1vTC9GG7uqvwJdHzbEwfoPHf2Ki977tg"
  },
  {
    "scheme": "exact",
    "network": "eip155:137",
    "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
    "amount": "3500",
    "payTo": "0x622efA6Ceb83a5b6EdBC931332f4db68B7f74F27"
  },
  {
    "scheme": "exact",
    "network": "eip155:42161",
    "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
    "amount": "3500",
    "payTo": "0x622efA6Ceb83a5b6EdBC931332f4db68B7f74F27"
  }
]

Observed health

Status
Healthy
Latest latency
321 ms
Average latency
816 ms
HTTP status
204
Last checked
Reachability
100% over 14 checks

Latency is measured to the first response headers. A reachable result does not verify response accuracy or merchant identity.

Input schema

{
  "type": "object",
  "properties": {
    "type": {
      "type": "string",
      "const": "http"
    },
    "method": {
      "type": "string",
      "enum": [
        "POST",
        "PUT",
        "PATCH"
      ]
    },
    "bodyType": {
      "type": "string",
      "enum": [
        "json",
        "form-data",
        "text"
      ]
    },
    "body": {
      "properties": {
        "email": {
          "type": "string",
          "format": "email",
          "description": "The email address to validate (e.g. 'user@example.com')"
        }
      },
      "required": [
        "email"
      ]
    }
  },
  "required": [
    "type",
    "method",
    "bodyType",
    "body"
  ],
  "additionalProperties": false
}

Output schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "properties": {
    "input": {
      "additionalProperties": false,
      "properties": {
        "body": {
          "properties": {
            "email": {
              "description": "The email address to validate (e.g. 'user@example.com')",
              "format": "email",
              "type": "string"
            }
          },
          "required": [
            "email"
          ]
        },
        "bodyType": {
          "enum": [
            "json",
            "form-data",
            "text"
          ],
          "type": "string"
        },
        "method": {
          "enum": [
            "POST",
            "PUT",
            "PATCH"
          ],
          "type": "string"
        },
        "type": {
          "const": "http",
          "type": "string"
        }
      },
      "required": [
        "type",
        "method",
        "bodyType",
        "body"
      ],
      "type": "object"
    },
    "output": {
      "properties": {
        "example": {
          "properties": {
            "data": {
              "properties": {
                "checks": {
                  "description": "Individual check results",
                  "properties": {
                    "domain_has_mx": {
                      "description": "Domain has valid MX records (can receive email)",
                      "type": "boolean"
                    },
                    "format_valid": {
                      "description": "Email format passes RFC 5322 validation",
                      "type": "boolean"
                    },
                    "is_disposable": {
                      "description": "Domain belongs to a known disposable email service (e.g. mailinator.com, tempmail.com)",
                      "type": "boolean"
                    },
                    "is_role_address": {
                      "description": "Local part is a role address (e.g. admin@, info@, noreply@, support@)",
                      "type": "boolean"
                    }
                  },
                  "type": "object"
                },
                "domain": {
                  "description": "The domain part of the email address",
                  "type": "string"
                },
                "email": {
                  "description": "The validated email address (normalized to lowercase)",
                  "type": "string"
                },
                "is_valid": {
                  "description": "true if the email passes all checks (format + deliverable domain)",
                  "type": "boolean"
                },
                "local_part": {
                  "description": "The part before the @ symbol",
                  "type": "string"
                },
                "mx_records": {
                  "description": "MX record hostnames found for the domain",
                  "items": {
                    "type": "string"
                  },
                  "type": "array"
                }
              },
              "required": [
                "email",
                "is_valid",
                "checks"
              ],
              "type": "object"
            },
            "success": {
              "type": "boolean"
            }
          },
          "required": [
            "success",
            "data"
          ],
          "type": "object"
        },
        "type": {
          "type": "string"
        }
      },
      "required": [
        "type"
      ],
      "type": "object"
    }
  },
  "required": [
    "input"
  ],
  "type": "object"
}