Radmail MCP Server: Install & Setup

Install Radmail in Claude Code

Remote URL

Claude Code

claude mcp add --transport http radmail https://radmail.ai/api/mcp/sandbox

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

{
  "mcpServers": {
    "radmail": {
      "url": "https://radmail.ai/api/mcp/sandbox"
    }
  }
}

npm

Claude Code

claude mcp add radmail -- npx -y radmail-mcp

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

{
  "mcpServers": {
    "radmail": {
      "command": "npx",
      "args": [
        "-y",
        "radmail-mcp"
      ]
    }
  }
}

Frequently asked questions

What does the Radmail MCP server do?

Email system for agents: message search, importance/urgency triage, commitment follow-through and reviewable drafts, keeping financial actions human-only.

Is the Radmail 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 Radmail run locally or remotely?

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

How do I add Radmail to Claude Code?

Run: claude mcp add --transport http radmail https://radmail.ai/api/mcp/sandbox

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