Verify an email address (MillionVerifier)

Liveby MillionVerifier

Checks one email address against its mail server: ok, catch_all, unknown, disposable or invalid, plus whether it is a role address (info@, sales@) or a free provider, and a suggested correction for typos.

Use before cold outreach to protect your sender reputation.

Ask your agent

Say it in your own words. Your agent picks this tool, fills in the details and brings back the answer.

Check whether these email addresses are real before I send our newsletter.

Will an email to this address bounce?

Reviews

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How it works

Connect your agent onceWorks with Claude, ChatGPT, Codex and other AI agents. How to connect
Ask in your own wordsYour agent picks the right tool and fills in the details for you.
Pay only when it worksEach use comes out of your balance. If it fails, you aren't charged.

For developersSummary, tool id, API call and input schema

Verify an email address API by MillionVerifier, callable through Superpowers. It costs $0.008 per call, charged only when the call succeeds. In the last 30 days it served 51 calls, averaging 206ms with 100% succeeding. Call it with one API key: POST /v1/run with "tool": "millionverifier.verify-email", or over MCP with run_tool.

Tool id
Price per call: $0.008 / call

Call it

Also over MCP as run_tool

curl -X POST https://superpowers.tools/v1/run \
  -H 'Authorization: Bearer $SP_KEY' \
  -d '{"tool":"millionverifier.verify-email","input":{"email":""},"idempotency_key":"example-request-1"}'

Input

1 field · 1 required

{
  "type": "object",
  "additionalProperties": false,
  "required": [
    "email"
  ],
  "properties": {
    "email": {
      "type": "string",
      "maxLength": 254,
      "description": "Email address to check, e.g. info@example.com"
    }
  }
}