MCP Servers

Vision MCP Server

Enables screenshot capture and visual analysis using cloud or local vision models, with tools to describe screens, list windows, and analyze images.

README

Vision MCP Server

截图 + 视觉模型分析 MCP 服务器，支持 Claude Code 等 MCP 客户端。

功能

工具	说明
`describe_screen`	截图并用视觉模型分析（支持全屏/主屏/指定窗口）
`take_screenshot`	纯截图保存，不分析
`list_windows`	列出当前所有可见窗口标题
`describe_image`	分析一张已有的图片文件

安装

方式一：Claude Code 插件安装

claude /plugin install github.com/你的用户名/vision-mcp-server

方式二：手动配置

在 ~/.mcp.json 中添加：

{
  "mcpServers": {
    "vision": {
      "command": "node",
      "args": ["路径/server.mjs"],
      "env": {
        "DASHSCOPE_API_KEY": "你的阿里云百炼 API Key"
      }
    }
  }
}

前置要求

Node.js ≥ 18
npm ≥ 9
阿里云百炼 API Key：去 bailian.console.aliyun.com → API Key 创建
Windows：支持（PowerShell + .NET）
可选：Ollama + minicpm-v:8b（本地模型备用）

配置说明

环境变量	必填	默认值	说明
`DASHSCOPE_API_KEY`	✅	-	阿里云百炼 API Key
`VISION_CLOUD_MODEL`	❌	`qwen-vl-plus`	云端模型名
`VISION_LOCAL_MODEL`	❌	`minicpm-v:8b`	本地备用模型
`VISION_SCREENSHOT_DIR`	❌	`~/Pictures/Screenshots`	截图保存目录

用法示例

"帮我看看浏览器当前页面"
"截一张全屏截图"
"分析这张图片：C:\photo.jpg"
"现在有哪些窗口开着"

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