MCP server for ComfyUI workflow automation by IO-AtelierTech
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# Comfy MCP Server [](https://smithery.ai/server/@lalanikarim/comfyui-mcp) > MCP server for comprehensive ComfyUI workflow automation, management, and image generation. ## Overview This server provides Claude Code (and other MCP clients) with full access to ComfyUI capabilities: - **System monitoring**: Check server health, queue status, and history - **Workflow execution**: Run saved workflows or execute custom workflow dicts - **Workflow management**: Create, modify, save, and validate workflows - **Node discovery**: List available nodes, models, and their parameters - **Image generation**: Simple prompt-based generation or full workflow control ## Prerequisites - [uv](https://docs.astral.sh/uv/) - Python package manager - Running ComfyUI server (local or remote) - Workflow files exported from ComfyUI (API format) ## Installation ```bash # Install from source git clone https://github.com/DanEscher98/comfyui-mcp.git cd comfyui-mcp uv sync ``` ## Configuration ### Environment Variables | Variable | Required | Default | Description | |----------|----------|---------|-------------| | `COMFY_URL` | No | `http://localhost:8188` | ComfyUI server URL | | `COMFY_URL_EXTERNAL` | No | Same as COMFY_URL | External URL for image retrieval | | `COMFY_WORKFLOWS_DIR` | No | - | Directory for API format workflows (execution) | | `COMFY_WORKFLOWS_UI_DIR` | No | - | Directory for UI format workflows (editor) | | `COMFY_WORKFLOW_JSON_FILE` | No | - | Default workflow file for `generate_image` | | `PROMPT_NODE_ID` | No | - | Default prompt node ID for `generate_image` | | `OUTPUT_NODE_ID` | No | - | Default output node ID | | `OUTPUT_MODE` | No | `file` | Output mode: `file` (Image) or `url` (string URL) | | `POLL_TIMEOUT` | No | `60` | Max seconds to wait for workflow (1-300) | | `POLL_INTERVAL` | No | `1.0` | Seconds between status polls (0.1-10.0) | ### Example Configuration ```bash export COMFY_URL…
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