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mcp/harbor
Claude Desktop

Gmail MCP for Claude Desktop

io.github.a1-x-tech/mcp-google-gmail

MCP server for the Gmail API: search, read and send email, manage drafts, labels and the trash.

client:Claude Desktop transport:stdio runtime:npm

Install Gmail MCP in Claude Desktop

~/Library/Application Support/Claude/claude_desktop_config.json · windows: %APPDATA%\Claude\claude_desktop_config.json

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{
  "mcpServers": {
    "mcp-google-gmail": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-google-gmail"
      ],
      "env": {
        "GOOGLE_GMAIL_CLIENT_ID": "<GOOGLE_GMAIL_CLIENT_ID>",
        "GOOGLE_GMAIL_CLIENT_SECRET": "<GOOGLE_GMAIL_CLIENT_SECRET>",
        "GOOGLE_GMAIL_REFRESH_TOKEN": "<GOOGLE_GMAIL_REFRESH_TOKEN>",
        "GOOGLE_GMAIL_ACCESS_TOKEN": "<GOOGLE_GMAIL_ACCESS_TOKEN>",
        "GOOGLE_GMAIL_OAUTH_PORT": "<GOOGLE_GMAIL_OAUTH_PORT>",
        "GOOGLE_GMAIL_API_BASE": "<GOOGLE_GMAIL_API_BASE>",
        "GOOGLE_GMAIL_TIMEOUT_MS": "<GOOGLE_GMAIL_TIMEOUT_MS>",
        "GOOGLE_GMAIL_MAX_RETRIES": "<GOOGLE_GMAIL_MAX_RETRIES>"
      }
    }
  }
}

Settings → Developer → Edit Config opens this file. Restart the app after saving. Claude Desktop docs

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