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Emaillistchecker.io Email Verification

io.emaillistchecker/email-verification · v1.0.1

Verify emails (valid/invalid/risky/unknown): MX, SMTP, catch-all, disposable. Free agent key.

Connect Remote server

Terminal
claude mcp add --transport http email-verification https://platform.emaillistchecker.io/mcp --header "Authorization: Bearer <YOUR_API_KEY>"
~/.cursor/mcp.json
{
  "mcpServers": {
    "email-verification": {
      "url": "https://platform.emaillistchecker.io/mcp",
      "headers": {
        "Authorization": "Bearer <YOUR_API_KEY>"
      }
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "email-verification": {
      "type": "http",
      "url": "https://platform.emaillistchecker.io/mcp",
      "headers": {
        "Authorization": "Bearer <YOUR_API_KEY>"
      }
    }
  }
}
Claude Desktop
Settings > Connectors > Add custom connector
URL: https://platform.emaillistchecker.io/mcp

Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.

Tools 9 found in our last check

  • get_api_key

    Get your own free API key for this server (no account needed; 25 email verifications per day). Optional: the verification tools already work without a key on a shared trial. Returns the key once — reconnect with 'Authorization: Bearer <api_key>' for your own quota and the list t…

  • get_credit_balance

    Get the current credit balance and a short usage summary for the account.

  • list_lists

    List the user's bulk verification lists/jobs, most recent first.

  • get_list

    Get the details of a single bulk verification list by its id.

  • explain_result

    Explain what a verification status or reason means in plain English, with a send recommendation. Covers valid, invalid, catch-all/accept-all, unknown, greylisted, disposable, role, free, spam-trap, abuse, do-not-mail, no-mx, disabled, and network. Use when a user asks what a res…

  • verify_email

    Verify the deliverability of a single email address. Returns a verdict (valid, invalid, risky, unknown). Costs 1 credit.

  • verify_batch

    Verify a batch of email addresses (up to 25 per call with an agent key). Returns per-email verdicts and saves a list. Costs 1 credit per email.

  • estimate_cost

    Estimate the credit cost of a verification before running it, and whether the user can afford it. Provide either a count of emails, a list_id to re-verify, or an operation ('single'/'finder'). Always quote this before proposing anything billable.

  • get_batch_status

    Get the progress and status of a bulk verification list/job by id.

Headers

NameDescription
Authorization
Optional, secret
Bearer <api_key>. Get a free key (25 verifications/day) with the get_api_key tool or POST https://platform.emaillistchecker.io/agent-gateway/register

Details

Endpointhttps://platform.emaillistchecker.io/mcp (Streamable HTTP)
First published8 Oct 2026
Last updated8 Oct 2026
Registry nameio.emaillistchecker/email-verification

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