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io.github.jgalea/mailbox-mcp MCP Server

io.github.jgalea/mailbox-mcp

What is the io.github.jgalea/mailbox-mcp MCP server?

Multi-account email MCP server for Gmail, IMAP, and JMAP: search, send, drafts, labels.

How to install io.github.jgalea/mailbox-mcp

Copy-paste configuration for popular MCP clients.

transport: stdio
Config generated by PluginBench — verify against the source before use.
Environment / auth
  • MAILBOX_MCP_PASSPHRASE
    secret

    Passphrase used to encrypt IMAP/JMAP credentials at rest. Required for IMAP and JMAP accounts.

Claude Desktop
~/Library/Application Support/Claude/claude_desktop_config.json
{
  "mcpServers": {
    "mailbox-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "mailbox-mcp"
      ],
      "env": {
        "MAILBOX_MCP_PASSPHRASE": "<YOUR_MAILBOX_MCP_PASSPHRASE>"
      }
    }
  }
}
Cursor
~/.cursor/mcp.json
{
  "mcpServers": {
    "mailbox-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "mailbox-mcp"
      ],
      "env": {
        "MAILBOX_MCP_PASSPHRASE": "<YOUR_MAILBOX_MCP_PASSPHRASE>"
      }
    }
  }
}
Windsurf
~/.codeium/windsurf/mcp_config.json
{
  "mcpServers": {
    "mailbox-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "mailbox-mcp"
      ],
      "env": {
        "MAILBOX_MCP_PASSPHRASE": "<YOUR_MAILBOX_MCP_PASSPHRASE>"
      }
    }
  }
}
VS Code
.vscode/mcp.json
{
  "servers": {
    "mailbox-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "mailbox-mcp"
      ],
      "env": {
        "MAILBOX_MCP_PASSPHRASE": "<YOUR_MAILBOX_MCP_PASSPHRASE>"
      }
    }
  }
}
Claude Code
claude mcp add mailbox-mcp --env MAILBOX_MCP_PASSPHRASE=<YOUR_MAILBOX_MCP_PASSPHRASE> -- npx -y mailbox-mcp

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