pip install modal
python3 -m modal setup

{
   "mcpServers": {
        "mcp-server-modal": {
            "command": "uv",
            "args": [
                "--directory",
                "/path/to/mcp-server-modal",
                "run",
                "modal-server"
            ]
        },
        "filesystem": {
			"command": "npx",
			"args": [
				"-y",
				"@modelcontextprotocol/server-filesystem",
				"/Users/user/Desktop/",
                "/path/to/other/dir"
			]
		}
   }
}

npx @modelcontextprotocol/inspector uv --directory /path/to/mcp-server-modal run modal-server