addy.io MCP Server: Install & Setup

Install addy.io in Claude Code

PyPI (uv)

Claude Code

claude mcp add addy-io -e ADDY_API_KEY=... -- uvx addy-mcp

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

{
  "mcpServers": {
    "addy-io": {
      "command": "uvx",
      "args": [
        "addy-mcp"
      ],
      "env": {
        "ADDY_API_KEY": "..."
      }
    }
  }
}

MCP Bundle (.mcpb)

Claude Code

curl -LO https://github.com/Former-Stranger/addy-mcp/releases/download/v0.1.2/addy-mcp-0.1.2.mcpb

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

Download addy-mcp-0.1.2.mcpb and double-click it to install in Claude Desktop.

MCP Bundles install in one click in Claude Desktop. Download the file, then open it.

Replace each ... with your own value.

Frequently asked questions

What does the addy.io MCP server do?

Manage addy.io email aliases, recipients, domains, rules and blocklist.

Is the addy.io 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 addy.io run locally or remotely?

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

How do I add addy.io to Claude Code?

Run: claude mcp add addy-io -e ADDY_API_KEY=... -- uvx addy-mcp

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