Email Verification API

About Email Verification API

Use Email Verification API with your agent

claude mcp add --transport sse email-verification-api https://email-verification.api.klymax402.com/mcp

{
  "mcpServers": {
    "email-verification-api": {
      "url": "https://email-verification.api.klymax402.com/mcp"
    }
  }
}

Frequently asked questions

What is Email Verification API?

Email Verification API is an MCP (Model Context Protocol) server by br0ski777 in the Communication category. Verify emails: syntax, MX records, disposable detection, quality score 0-100. x402 USDC.

How do I connect Email Verification API to Claude, Cursor, or another MCP client?

Email Verification API is a remote MCP server — add its endpoint (https://email-verification.api.klymax402.com/mcp) to your client's MCP configuration (for example with "claude mcp add", or under "mcpServers" in Cursor's mcp.json) and restart the client.

Is Email Verification API open source?

Yes — the source code is public at github.com/br0ski777/email-verification-x402.

Can AI agents pay to use Email Verification API?

Not yet through Loomal — Email Verification API is listed as a free directory entry. If its maintainer verifies ownership, they can set per-call USDC pricing that agents pay over x402, with settlement on Base.