Comfy Ui Builder
by MIt9communityv2.4.1
2
The MCP Comfy UI Builder is a server that provides tools for node discovery, dynamic workflow building, and real-time execution for Cursor/Claude applications. It includes a knowledge base and supports syncing with ComfyUI.
From the registry: ComfyUI MCP server: knowledge base, workflow builder, real-time execution, models, plugins.
Install & configure
Prerequisites
- requiredInstall and buildInstall and build the package (Node 18+).
$ npm install mcp-comfy-ui-builder && npm run build
Install in your client
Paste into the AI you're chatting with — it will figure out the rest
Please install the `comfy-ui-builder` MCP server into my current AI client (that's you).
Required prerequisites (do these first if not already done):
- **Install and build** — Install and build the package (Node 18+). Run: `npm install mcp-comfy-ui-builder && npm run build`
Canonical MCP server config (stdio transport):
- command: `node`
- args: ["<path-to-mcp-comfy-ui-builder>/dist/mcp-server.js"]
- optional environment variables:
- `COMFYUI_HOST`: ComfyUI instance URL for execution/model/output tools. (example: `http://127.0.0.1:8188`)
- `COMFYUI_PATH`: Path to ComfyUI installation for custom node install.
- `COMFYUI_KNOWLEDGE_DIR`: Override knowledge base directory path.
Note: Docker image also available: siniidrozd/mcp-comfy-ui-builder. Use full node path if 'spawn node ENOENT' occurs.
Add this MCP server to my current client's config in the correct format for you. If you need secrets or credentials I haven't provided, ASK me — do not invent values or leave raw placeholders. After adding it, tell me how to verify the server is connected.Note: Docker image also available: siniidrozd/mcp-comfy-ui-builder. Use full node path if 'spawn node ENOENT' occurs.
Tools (3)
Node Discovery
Tools for discovering and managing nodes.
Dynamic Workflow Builder
Allows users to create and manage workflows programmatically.
Real-time Execution
Executes workflows with sub-second progress updates via WebSocket.
Environment variables
COMFYUI_HOSTrequiredHost URL for the ComfyUI instance.Prerequisites
- • Node.js 18+
Packages
mcp-comfy-ui-builder
npmv2.4.1transport: stdio
Details
- Language
- TypeScript
- License
- MIT
- Released
- Feb 3, 2026
- Last commit
- Feb 3, 2026
- Registry name
- io.github.MIt9/comfy-ui-builder