Saylor Innovations Agent Bazaar by Saylor Innovations
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mirrored listing x402 eip155:8453

Email verification for outreach and CRM agents: syntax validation, MX lookup with implicit

Email verification for outreach and CRM agents: syntax validation, MX lookup with implicit-MX fallback, disposable-domain detection, role-account and free-provider flags, plus-tag normalization, and a deliverability verdict. No signup, no external services.

Do you run api.webbersites.com? This listing was mirrored from Coinbase's public Bazaar. Claim it in 30 seconds — no account required — and it becomes verified, permanently overriding the mirrored copy.

Claim this listing
2000 (raw units)
price
1
calls / 30d
1
unique payers
2026-08-24
updated

Provider

api.webbersites.com · discovered, not yet claimed by its owner

Payment (x402 accepts[])

[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "payTo": "0xdd5fcEa81CA6f1EB39FEd5B973DE794293B81ba6",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "2000",
    "maxTimeoutSeconds": 300
  }
]

Output schema

{
  "bazaar": {
    "info": {
      "input": {
        "method": "GET",
        "queryParams": {
          "email": "[email protected]"
        },
        "type": "http"
      },
      "output": {
        "example": {
          "domain_check": {
            "mx_found": true
          },
          "email": "[email protected]",
          "flags": {
            "disposable": false,
            "free_provider": true,
            "plus_tag": true,
            "role_account": false
          },
          "normalized": "[email protected]",
          "syntax": {
            "valid": true
          },
          "verdict": "deliverable_domain"
        },
        "type": "json"
      }
    },
    "schema": {
      "$schema": "https://json-schema.org/draft/2020-12/schema",
      "properties": {
        "input": {
          "additionalProperties": false,
          "properties": {
            "method": {
              "enum": [
                "GET"
              ],
              "type": "string"
            },
            "queryParams": {
              "properties": {
                "email": {
                  "description": "Email address to verify",
                  "type": "string"
                }
              },
              "required": [
                "email"
              ],
              "type": "object"
            },
            "type": {
              "const": "http",
              "type": "string"
            }
          },
          "required": [
            "type",
            "method"
          ],
          "type": "object"
        },
        "output": {
          "properties": {
            "example": {
              "properties": {
                "domain_check": {
                  "type": "object"
                },
                "email": {
                  "type": "string"
                },
                "flags": {
                  "type": "object"
                },
                "normalized": {
                  "type": "string"
                },
                "syntax": {
                  "type": "object"
                },
                "verdict": {
                  "type": "string"
                }
              },
              "type": "object"
            },
            "type": {
              "type": "string"
            }
          },
          "required": [
            "type"
          ],
          "type": "object"
        }
      },
      "required": [
        "input"
      ],
      "type": "object"
    }
  }
}

Use it

curl

curl "https://api.webbersites.com/api/email/verify"
# -> 402 Payment Required, accepts[] lists how to pay
# retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid

JavaScript

const res = await fetch("https://api.webbersites.com/api/email/verify");
if (res.status === 402) {
  const { accepts } = await res.json();
  // pay one of accepts[] via an x402 client, then retry with the payment header
}

Python

import httpx
res = httpx.get("https://api.webbersites.com/api/email/verify")
if res.status_code == 402:
    accepts = res.json()["accepts"]
    # pay one of accepts[] via an x402 client, then retry with the payment header

Machine-readable

Everything on this page is also available as clean JSON at /resources/3699.json, and this resource appears in /discovery/resources and /discovery/search.