云端视觉 MCP:通过 OpenAI 兼容接口(硅基流动等)分析图片,为纯文本大模型提供看图能力。
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# vision-mcp-ms 云端视觉 MCP 服务:通过 **OpenAI 兼容接口**(默认硅基流动 SiliconFlow)分析图片, 为 DeepSeek 这类纯文本大模型提供「看图」能力。 - 单一工具 `analyze_image(image, prompt)` - 支持 HTTP(S) 图片 URL 和 base64 data URL - 多模型按顺序自动 fallback(限流 / 超时 / 5xx 时切下一个) - 纯 API 调用、不依赖本地环境,**可部署到魔搭 MCP 广场云端托管** ## 环境变量 | 变量 | 必填 | 默认值 | 说明 | | --- | --- | --- | --- | | `OPENAI_API_KEY` | 是* | - | API Key(也兼容 `SILICONFLOW_API_KEY` / `API_KEY`) | | `OPENAI_BASE_URL` | 否 | `https://api.siliconflow.cn/v1` | OpenAI 兼容接口地址 | | `VISION_MODELS` | 否 | `Qwen/Qwen2.5-VL-7B-Instruct` | 逗号分隔的有序模型列表,靠前的优先 | | `VISION_REQUEST_TIMEOUT_MS` | 否 | `60000` | 单次模型请求超时(毫秒) | \* 部署时在魔搭 / MCP 客户端的 env 里配置。 ## 本地使用(stdio) 在 MCP 客户端(Cherry Studio 桌面版等)里添加: ```json { "mcpServers": { "vision-mcp-ms": { "command": "uvx", "args": ["vision-mcp-ms"], "env": { "OPENAI_API_KEY": "sk-你的硅基流动Key", "OPENAI_BASE_URL": "https://api.siliconflow.cn/v1", "VISION_MODELS": "Qwen/Qwen2.5-VL-7B-Instruct,Qwen/Qwen2.5-VL-72B-Instruct" } } } } ``` > 本地 stdio 模式下,`image` 参数也支持**本地文件绝对路径**(如 `D:\Pictures\a.png`)。 > 云端托管模式下仅支持 URL / data URL(服务端读不到你的本地文件)。 ## 开发 / 测试 ```bash uv sync # 建环境 uv run python -m vision_mcp # 以 stdio 模式启动 uv run python -c "from vision_mcp.server import _to_data_url; print(_to_data_url('https://httpbin.org/image/jpeg')[:40])" ``` ## 发布到 PyPI ```bash cd vision-mcp-ms uv run python -m build uv run twine upload dist/*.whl ``` ## 部署到魔搭 MCP 广场(云端托管) 1. 把代码推到 GitHub 仓库(或发布到 PyPI 后)。 2. 打开 <https://www.modelscope.cn/mcp/servers/create?template=customize> 3. 托管类型选「**可托管部署**」,来源选你的 GitHub 仓库 / PyPI 包。 4. 配置 `command` / `args`(如 `uvx` / `vision-mcp-ms`),在 env 里填 `OPENAI_API_KEY`、`OPENAI_BASE_URL`、`VISION_MODELS`。 5. 创建后魔搭会自动部署,得到一个 HTTP 地址,填入手机 MCP 客户端即可。
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