Toolsmith · Email Validate

by Toolsmith

GETBase

$0.004

per call · USD Coin on Base

Email verification and deliverability check without sending anything: syntax, MX records, disposable-domain detection (121k+ known domains), role-account and free-provider flags. JSON verdict with a bounce/deliverability risk level. Validate emails for signup fraud prevention, list hygiene and lead qualification. $0.004 USDC per call, pay via x402, no API key.

Endpoint

GET https://toolcall.click/t/email/validate

3

Calls / 30d

2

Unique payers / 30d

Aug 26

Last called

exact

Payment scheme

Call this service

TypeScript · @x402/fetch
import { wrapFetchWithPayment } from "@x402/fetch";
import { privateKeyToAccount } from "viem/accounts";

const account = privateKeyToAccount(process.env.PRIVATE_KEY);
const fetchWithPay = wrapFetchWithPayment(fetch, account);

const res = await fetchWithPay("https://toolcall.click/t/email/validate", {
  method: "GET",
});
const data = await res.json();
cURL
curl -X GET \
  "https://toolcall.click/t/email/validate?email=user%40example.com" \
  -H "X-PAYMENT: <signed x402 payment>"

Example response

{
  "disposable": false,
  "email": "user@example.com",
  "freeProvider": false,
  "hasMx": false,
  "reasons": [
    "no_mx"
  ],
  "risk": "high",
  "role": false,
  "syntaxValid": true
}

Payment details

Pay to0x84fa7ea8303d4f503267e2e998a3f7d980e814a5
AssetUSD Coin · 0x833589fcd6edb6e08f4c7c32d4f71b54bda02913
NetworksBase
Schemesexact

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