Tool detail

verify

Verifies a single email address and returns syntax, MX, SMTP RCPT, catch-all, disposable, role-based and free-provider checks with a 0-100 score and verdict.

Categories: Compliance screening

Use when

check whether an email address is deliverable before sending
screen a signup email for disposable or role-based patterns
get a typo-correction suggestion for a mistyped email

Not for

not bulk/batch verification - one address per call
not an email-sending or delivery tool

Inputs

POST JSON body: email (string, required) - e.g. '[email protected]'.

Admitted input schema

{
  "type": "object",
  "properties": {
    "email": {
      "type": "string",
      "minLength": 0,
      "maxLength": 4096,
      "description": "Email address to verify, e.g. '[email protected]'."
    }
  },
  "required": [
    "email"
  ],
  "additionalProperties": false
}

Endpoint

Method: POST
URL: https://email-verify-api-production-d262.up.railway.app/verify

Payment

Protocol: x402
Listed price: 0.001 USDC per call on Base
Payment method: exact
Network: eip155:8453
Asset: 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913

Listed terms are catalog metadata. The caller supplies inputs and calls the tool outside Onelayer. If payment is required, the caller uses a compatible wallet to pay.

Source

Directory: Coinbase x402 Bazaar
Record: POST https://email-verify-api-production-d262.up.railway.app/verify
Retrieved: 2026-09-30T20:37:07.382Z
Catalog file SHA-256: 6837ccddf886f0007cf3727ea9d27faaa5047b51b4f425345c554ce1c271a524
Catalog built: 2026-09-30T22:31:58.034Z