---
title: "Email verification for outreach and CRM agents"
method: GET
path: "/api/email/verify"
tags: ["Domain & Email Intelligence"]
---

# Email verification for outreach and CRM agents

`GET /api/email/verify`

## Request

- Base URL: `https://api.webbersites.com`
- URL: `https://api.webbersites.com/api/email/verify`
- Auth: API key in header `X-PAYMENT`

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.

Price: $0.002 per call, paid in USDC via the x402 protocol (see the x402 security scheme).

## Query parameters

- `email` string, required

## Response `200`

Success

- object
  - `email` string
  - `normalized` string
  - `syntax` object
  - `domain_check` object
  - `flags` object
  - `verdict` string

## Other responses

- `402`: Payment required — the response body lists accepted payment methods (amount, asset, network, pay-to address). Retry the request with a signed X-PAYMENT header.

---

[API](https://skmtc.dev/webbersites/apis/webbersites-x402-data-api.md) · [All operations](https://skmtc.dev/webbersites/apis/webbersites-x402-data-api/llms.txt) · [OpenAPI document](https://skmtc.dev/webbersites/apis/webbersites-x402-data-api/revisions/c14a76c67a94?raw)