Groundmail MCP Server: Install & Setup

Install Groundmail in Claude Code

Remote URL

Claude Code

claude mcp add --transport http groundmail-groundmail https://mcp.groundmail.dev/mcp

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

{
  "mcpServers": {
    "groundmail-groundmail": {
      "url": "https://mcp.groundmail.dev/mcp"
    }
  }
}

npm

Claude Code

claude mcp add groundmail-groundmail -e GROUNDMAIL_API_KEY=... -- npx -y groundmail-mcp

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

{
  "mcpServers": {
    "groundmail-groundmail": {
      "command": "npx",
      "args": [
        "-y",
        "groundmail-mcp"
      ],
      "env": {
        "GROUNDMAIL_API_KEY": "..."
      }
    }
  }
}

Replace each ... with your own value.

Frequently asked questions

What does the Groundmail MCP server do?

Send and schedule transactional email, check delivery, and set up sending domains, templates, webhooks and suppressions with Groundmail. Runs locally over stdio or hosted with OAuth at https://mcp.groundmail.dev/mcp.

Is the Groundmail 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 Groundmail run locally or remotely?

Local + Remote. Can run locally or be used as a hosted remote server.

How do I add Groundmail to Claude Code?

Run: claude mcp add --transport http groundmail-groundmail https://mcp.groundmail.dev/mcp

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