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mcp/harbor
Claude Desktop

Multi-Account Gmail for Claude Desktop

io.github.cunicopia-dev/multi-account-gmail-mcp

Multi-account Gmail MCP server — read, search, draft, and label across every inbox.

client:Claude Desktop transport:stdio runtime:pypi

Install Multi-Account Gmail in Claude Desktop

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

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

{
  "mcpServers": {
    "multi-account-gmail-mcp": {
      "command": "uvx",
      "args": [
        "multi-account-gmail-mcp"
      ],
      "env": {
        "GMAIL_MCP_CLIENT_SECRET": "<GMAIL_MCP_CLIENT_SECRET>",
        "GMAIL_MCP_DB": "<GMAIL_MCP_DB>",
        "GMAIL_MCP_OAUTH_PORT": "<GMAIL_MCP_OAUTH_PORT>"
      }
    }
  }
}

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

Multi-Account Gmail in other clients

Multi-Account Gmail MCP server