Contact Verify (verify-x402)

Overview

Contact Verify (verify-x402) is a Model Context Protocol server that enables AI assistants to verify contact information programmatically. It provides pricing-based verification: basic checks at $0.002, domain verification at $0.02, and sender verification at $0.025. By integrating Contact Verify as an MCP server, you gain direct access to these tools within your AI workflow instead of switching between applications.

The server runs locally through the npm package contact-verify-mcp, communicating over stdio on your machine. Installation is simple using npx -y contact-verify-mcp. You'll need to provide your EVM_PRIVATE_KEY via environment variables for authentication. The latest release is v1.1.0, available from https://verify-x402.okwithit9.workers.dev/mcp.

Contact Verify (verify-x402) is listed in the Development category on mcp.site and works with all major MCP clients including Claude Desktop, Claude Code, Cursor, VS Code, Windsurf, and Zed. If you maintain this server, claim your listing to earn a Verified badge and keep information current.

Installation

// claude_desktop_config.json
{
  "mcpServers": {
    "contact_verify_verify_x402": {
      "command": "npx",
      "args": [
        "-y",
        "contact-verify-mcp"
      ],
      "env": {
        "EVM_PRIVATE_KEY": "<evm-private-key>"
      }
    }
  }
}

Requires EVM_PRIVATE_KEY