Qwen Vision MCP Server
Enables to analyze local images or remote URLs using Alibaba Qwen3.7-plus vision model via DashScope's Anthropic-compatible endpoint.
README
Qwen Vision MCP Server
MCP server for Alibaba Qwen3.7-plus (multimodal vision model), connected via DashScope's Anthropic-compatible endpoint.
Features
- Single tool:
qwen_vision_understand— analyze an image with Qwen3.7-plus - Supports local image files (png/jpg/jpeg/gif/webp/bmp) and remote URLs
- Same Anthropic Messages API format as Claude
- Token usage reported back in each response
Requirements
- Node.js >= 18
- A DashScope API key — get one at https://dashscope.console.aliyun.com/apiKey
Install
cd qwen-vision-mcp-server
npm install
Configuration
Environment variables:
| Variable | Required | Default | Description |
|---|---|---|---|
DASHSCOPE_API_KEY |
✅ | — | Your DashScope API key |
QWEN_MODEL |
qwen3.7-plus |
Model name (e.g. qwen-vl-plus, qwen3-vl-plus) |
|
QWEN_BASE_URL |
https://dashscope.aliyuncs.com/apps/anthropic/v1/messages |
Override endpoint | |
QWEN_MAX_TOKENS |
4096 |
Default max output tokens |
Run locally
DASHSCOPE_API_KEY=sk-xxx npm start
CC-Switch / Claude Code config
{
"mcpServers": {
"qwen-vision": {
"type": "stdio",
"command": "cmd",
"args": ["/c", "npx", "-y", "qwen-vision-mcp-server"],
"env": {
"DASHSCOPE_API_KEY": "sk-your-dashscope-key",
"QWEN_MODEL": "qwen3.7-plus"
}
}
}
}
Or if installed locally:
{
"mcpServers": {
"qwen-vision": {
"type": "stdio",
"command": "node",
"args": ["E:/Projects/Claude/MCP/qwen/qwen-vision-mcp-server/src/index.js"],
"env": {
"DASHSCOPE_API_KEY": "sk-your-dashscope-key"
}
}
}
}
Tool: qwen_vision_understand
| Parameter | Type | Required | Description |
|---|---|---|---|
image |
string | ✅ | Local file path or HTTP(S) URL |
prompt |
string | ✅ | What to ask about the image |
max_tokens |
number | Max output tokens (default 4096) | |
temperature |
number | 0-2, default 1 |
Example:
Use qwen_vision_understand to analyze this UI mockup:
/Users/me/Downloads/login-page.png
"Recreate this as HTML with Tailwind CSS"
License
MIT
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