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ComfyUI MCP 服务

English 简体中文 Python 3.12+ License smithery badge

这是一个基于Model Context Protocol (MCP)的ComfyUI图像生成服务,通过API调用本地ComfyUI实例生成图片。

功能特性

  • 通过MCP协议提供图像生成服务,实现自然语言生图自由
  • 支持动态替换工作流中的提示词和尺寸等参数
  • 自动加载workflows目录下的工作流文件作为资源

新增功能记录

  • [2025-06-29] 支持kontext图片编辑工作流 edit-image-85457440acc11a9f386f8ef284fd62f2.jpg
  • [2025-05-11] 支持工作流文件目录动态配置
  • [2025-05-09] 增加docker构建方式,支持Python 3.12+
  • [2025-05-07] 增加pip构建方式
  • [2025-05-06] 把项目目录src/hh修改成src/hh_mcp_comfyui,增加uvx构建方式
  • [2025-04-26] 增加图生图和移除背景样例工作流及支持图生图工具
  • [2025-04-20] 加入文生图生成工具

效果

  • Cherry Studio中使用效果 image-b8f946109d63fe1ccb5e2d63933e3f9e.png

  • Cline中使用效果 cline_gen_image-48d8515e0b59cd313879c62a1546162d.png ComfyUI_00020_-d9171f87fc9e67fcc1966cdbfb952a0c.png

安装依赖

1. 确保已安装Python 3.12+

2. 使用uv管理Python环境:

  • 安装uv:
    # On macOS and Linux.
    $ curl -LsSf https://astral.sh/uv/install.sh | sh
    
    # On Windows.
    $ powershell -ExecutionPolicy ByPass -c "irm https://astral.sh/uv/install.ps1 | iex"
    
    # 更新uv(非必要操作):
    $ uv self update
    

测试运行服务

  • uvx方式
    $ uvx hh-mcp-comfyui
    
    INFO:hh_mcp_comfyui.server:Scanning for workflows in: C:\Users\tianw\AppData\Local\uv\cache\archive-v0\dp4MTo0f1qL0DdYF_BYCL\Lib\site-packages\hh_mcp_comfyui\workflows
    INFO:hh_mcp_comfyui.server:Starting ComfyUI MCP Server...
    
  • pip方式
    $ pip install hh_mcp_comfyui
    
    $ python -m hh_mcp_comfyui
    
    INFO:hh_mcp_comfyui.server:Scanning for workflows in: F:\Python\Python313\Lib\site-packages\hh_mcp_comfyui\workflows
    INFO:hh_mcp_comfyui.server:Starting ComfyUI MCP Server...
    

出现上面的信息表示服务启动成功

使用方法

必须确保本地ComfyUI实例正在运行(默认地址: http://127.0.0.1:8188) ComfyUI安装地址

Cherry Studio、Cline、Cursor等客户端的使用方式

uvx MCP服务配置
{
  "mcpServers": {
    "hh-mcp-comfyui": {
      "command": "uvx",
      "args": [
        "hh-mcp-comfyui@latest"
      ],
      "env": {
        "COMFYUI_API_BASE": "http://127.0.0.1:8188",
        "COMFYUI_WORKFLOWS_DIR": "/path/hh-mcp-comfyui/workflows"
      }
    }
  }
}
pip MCP服务配置

需要先执行命令窗口先执行:pip install hh_mcp_comfyui

{
  "mcpServers": {
    "hh-mcp-comfyui": {
      "command": "python",
      "args": [
        "-m",
        "hh_mcp_comfyui"
      ],
      "env": {
        "COMFYUI_API_BASE": "http://127.0.0.1:8188",
        "COMFYUI_WORKFLOWS_DIR": "/path/hh-mcp-comfyui/workflows"
      }
    }
  }
}
docker MCP服务配置

前提是已安装docker

{
  "mcpServers": {
    "hh-mcp-comfyui": {
      "command": "docker",
      "args": [
          "run",
          "--net=host",
          "-v",
          "/path/hh-mcp-comfyui/workflows:/app/workflows",
          "-i",
          "--rm",
          "zjf2671/hh-mcp-comfyui:latest"
      ],
      "env": {
        "COMFYUI_API_BASE": "http://127.0.0.1:8188"
      }
    }
  }
}

样例工作流copy到指定工作流目录:

(注意:使用下面uvx或pip方式找到你的安装工作流目录的位置把样例工作流添加进去,然后重启你的MCP服务)

  • uvx

    $ uvx hh-mcp-comfyui
    

    image-2-f89caf964efbccdad7b6fa2672d1cac0.png

  • pip

    #首先安装依赖
    $ pip install hh_mcp_comfyui
    $ python -m hh_mcp_comfyui
    

    image-3-03a069f40492fea9947a351b8707aa3f.png

测试

使用MCP Inspector测试服务端工具

  • uvx方式
    $ npx @modelcontextprotocol/inspector uvx hh-mcp-comfyui
    
  • pip方式
    $ pip install hh_mcp_comfyui
    $ npx @modelcontextprotocol/inspector python -m hh_mcp_comfyui
    
  • docker方式
    $ npx @modelcontextprotocol/inspector docker run --net=host -i --rm zjf2671/hh-mcp-comfyui
    

然后点击连接如图即可调试: image-1-44c6a003ee317093afe5a61cfe028720.png

使用注意事项(针对没有用过comfyui的特别注意)

  • 默认工作流为t2image_bizyair_flux
  • 图片尺寸默认为1024x1024
  • 服务启动时会自动加载workflows目录下的所有JSON工作流文件
  • 如果你使用的是本项目中的样例工作流需要在comfyui中下载个插件,详细操作请查看:样例工作流插件安装教程
  • 如果使用你本地的comfyui工作流的话,先要保证你的工作流能在comfyui正常运行,然后需要导出(API)的JSON格式,并放入到你本地的/path/hh_mcp_comfyui/workflows目录中

添加新工作流

  1. 将工作流JSON文件放入/path/hh_mcp_comfyui/workflows目录中

    如果是uvx和pip启动方式请看上面 《样例工作流copy到指定工作流目录》 的使用方式

  2. 重启服务自动加载新工作流

开发

项目结构

.
├── .gitignore
├── .python-version
├── pyproject.toml
├── README.md
├── uv.lock
├── example/              # 示例工作流目录
│   └── workflows/
│       ├── i2image_bizyair_sdxl.json
│       ├── t2image_bizyair_flux.json
│       ├── i2image_cogview4.json
│       └── t2image_sd1.5.json
├── src/                  # 源代码目录
│   └── hh_mcp_comfyui/
│       ├── comfyui_client.py    # ComfyUI客户端实现
│       ├── server.py            # MCP服务主文件
│       └── workflows/           # 工作流文件目录

初始化项目开发环境:

# Clone the repository.
$ git clone https://github.com/zjf2671/hh-mcp-comfyui.git

$ cd hh-mcp-comfyui

# Initialized venv
$ uv venv

# Activate the virtual environment.
$ .venv\Scripts\activate

# Install dependencies.
$ uv lock
Resolved 30 packages in 1ms

# sync dependencies.
$ uv sync
Resolved 30 packages in 2.54s
Audited 29 package in 0.02ms

检查服务是否正常

$ uv --directory 你本地安装目录/hh-mcp-comfyui run hh-mcp-comfyui

INFO:__main__:Scanning for workflows in: D:\cygitproject\hh-mcp-comfyui\src\hh_mcp_comfyui\workflows
INFO:__main__:Registered resource: workflow://t2image_bizyair_flux -> t2image_bizyair_flux.json
INFO:__main__:Starting ComfyUI MCP Server...

使用MCP Inspector测试服务端工具

$ npx @modelcontextprotocol/inspector uv --directory 你本地安装目录/hh-mcp-comfyui run hh-mcp-comfyui

MCP配置

{
  "mcpServers": {
    "hh-mcp-comfyui": {
      "command": "uv",
      "args": [
        "--directory",
        "项目绝对路径(例如:D:/hh-mcp-comfyui)",
        "run",
        "hh-mcp-comfyui"
      ],
      "env": {
        "COMFYUI_API_BASE": "http://127.0.0.1:8188",
        "COMFYUI_WORKFLOWS_DIR": "/path/hh-mcp-comfyui/workflows"
      }
    }
  }
}

贡献

  1. Fork项目
  2. 创建特性分支 (git checkout -b feature/AmazingFeature)
  3. 提交更改 (git commit -m 'Add some AmazingFeature')
  4. 推送到分支 (git push origin feature/AmazingFeature)
  5. 打开Pull Request

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