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ComfyUI Light MCP for VS Code

io.github.yuchen-ya/comfyui-light-mcp

Workflow-first, Batch-native, Context-light.

client:VS Code transport:stdio runtime:npm

Install ComfyUI Light MCP in VS Code

.vscode/mcp.json

{
  "inputs": [
    {
      "type": "promptString",
      "id": "comfyui-url",
      "description": "COMFYUI_URL",
      "password": true
    },
    {
      "type": "promptString",
      "id": "workflows-dir",
      "description": "WORKFLOWS_DIR",
      "password": true
    },
    {
      "type": "promptString",
      "id": "data-dir",
      "description": "DATA_DIR",
      "password": true
    },
    {
      "type": "promptString",
      "id": "output-dir",
      "description": "OUTPUT_DIR",
      "password": true
    },
    {
      "type": "promptString",
      "id": "auto-save-outputs",
      "description": "AUTO_SAVE_OUTPUTS",
      "password": true
    },
    {
      "type": "promptString",
      "id": "max-in-flight",
      "description": "MAX_IN_FLIGHT",
      "password": true
    },
    {
      "type": "promptString",
      "id": "max-queued-jobs",
      "description": "MAX_QUEUED_JOBS",
      "password": true
    },
    {
      "type": "promptString",
      "id": "job-timeout-ms",
      "description": "JOB_TIMEOUT_MS",
      "password": true
    }
  ],
  "servers": {
    "comfyui-light-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "comfyui-light-mcp"
      ],
      "env": {
        "COMFYUI_URL": "${input:comfyui-url}",
        "WORKFLOWS_DIR": "${input:workflows-dir}",
        "DATA_DIR": "${input:data-dir}",
        "OUTPUT_DIR": "${input:output-dir}",
        "AUTO_SAVE_OUTPUTS": "${input:auto-save-outputs}",
        "MAX_IN_FLIGHT": "${input:max-in-flight}",
        "MAX_QUEUED_JOBS": "${input:max-queued-jobs}",
        "JOB_TIMEOUT_MS": "${input:job-timeout-ms}"
      }
    }
  }
}

VS Code prompts for each input the first time the server starts, so no secret is written to the file. VS Code docs

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