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mcp/harbor
Grok

ComfyUI Builder for Grok

io.github.mit9/comfy-ui-builder

ComfyUI MCP server: knowledge base, workflow builder, real-time execution, models, plugins.

client:Grok transport:stdio runtime:npm

Install ComfyUI Builder 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": {
    "comfy-ui-builder": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "mcp-comfy-ui-builder"
      ],
      "env": {
        "COMFYUI_HOST": "<COMFYUI_HOST>",
        "COMFYUI_PATH": "<COMFYUI_PATH>",
        "COMFYUI_KNOWLEDGE_DIR": "<COMFYUI_KNOWLEDGE_DIR>"
      }
    }
  }
}

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

ComfyUI Builder in other clients

ComfyUI Builder MCP server