How do I install ComfyUI Builder?

Pick a client above and copy the generated config. Cursor and VS Code also have a deep link when the server can run locally or remotely.

Is ComfyUI Builder official?

No. Registry-listed is not the same as vendor-official. Read the methodology for the difference.

How is the trust score calculated?

This listing scores 39 (Limited). The formula is published on the methodology page.

MCPpedia

ComfyUI Builder MCP Server | MCPpedia

ComfyUI Builder MCP Server

Name: ComfyUI Builder MCP Server
Author: mit9

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

Tools Versions Alternatives

Registrymit9

39Limited

Install

~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "mit9-mcp-comfy-ui-builder": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-comfy-ui-builder@2.4.1"
      ],
      "env": {
        "COMFYUI_HOST": "",
        "COMFYUI_PATH": "",
        "COMFYUI_KNOWLEDGE_DIR": ""
      }
    }
  }
}

Install guide

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Environment

Name	Required	Notes
COMFYUI_HOST	No	ComfyUI API URL (e.g. http://127.0.0.1:8188). Required for execution, queue, outputs.
COMFYUI_PATH	No	Path to ComfyUI install. Required for install_custom_node, install_model.
COMFYUI_KNOWLEDGE_DIR	No	Path to knowledge directory (default: package knowledge/). Use when MCP runs from different cwd.

ComfyUI Builder MCP Server

Install

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Codebase Memory

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Environment

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