Powerline Email Tools MCP Server: Install & Setup

Install Powerline Email Tools in Claude Code

Claude Code

claude mcp add --transport http powerline-email-tools https://powerline.ai/mcp

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "powerline-email-tools": {
      "url": "https://powerline.ai/mcp"
    }
  }
}

Frequently asked questions

What does the Powerline Email Tools MCP server do?

Email deliverability checks: SPF, DKIM, DMARC, BIMI, MTA-STS, blacklists, headers, spam words

Is the Powerline Email Tools MCP server free?

The server is free, but you will likely need an account. The server itself is free, but it connects to a service that needs an account or API key, which may have paid tiers. Check the provider for current pricing.

Does Powerline Email Tools run locally or remotely?

Remote. Hosted by the provider. You connect with a URL, nothing to install.

How do I add Powerline Email Tools to Claude Code?

Run: claude mcp add --transport http powerline-email-tools https://powerline.ai/mcp

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