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mcp/harbor
Grok

three.ws Home for Grok

io.github.nirholas/home-mcp

Read and safely act on a real Home Assistant house: rooms, live state, scenes, gated actions.

client:Grok transport:stdio runtime:npm

Install three.ws Home in Grok

.mcp.json (in your project root)

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

{
  "mcpServers": {
    "home-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@three-ws/home-mcp"
      ],
      "env": {
        "HOME_ASSISTANT_URL": "<HOME_ASSISTANT_URL>",
        "HOME_ASSISTANT_TOKEN": "<HOME_ASSISTANT_TOKEN>",
        "HOME_ALLOWED_ENTITIES": "<HOME_ALLOWED_ENTITIES>"
      }
    }
  }
}

Grok Build reads Claude Code's .mcp.json and Claude Desktop's config unchanged, so a server you have already set up there needs nothing new. The Grok web app and X integration do not take custom servers. Grok docs

three.ws Home in other clients

three.ws Home MCP server