MCP RAG

MCP RAG

Intelligent knowledge base system that enables users to process documents in 25+ formats, perform semantic search and Q\&A through vector retrieval. Supports multiple AI models including OpenAI and DouBao with local processing capabilities.

Category
Visit Server

README

MCP RAG 工具集

基于模型上下文协议(MCP)的智能知识库系统,提供文档处理、知识问答和向量库管理功能。

支持使用豆包与OpenAI

✨ 主要特性

  • 🧠 智能知识库:基于向量检索的 RAG 系统,支持语义搜索和智能问答
  • 📄 多格式文档处理:支持超过 25 种文档格式,包括 PDF、DOCX、PPTX、XLSX、图片、邮件等
  • 🌐 直观 Web 界面:Bento 风格布局,分类展示所有工具功能
  • 🤖 多模型支持:兼容 OpenAI、豆包、Ollama 等主流 AI 模型
  • 🔍 高级过滤搜索:支持按文件类型、内容结构等条件进行精确检索
  • 📊 统计分析:提供知识库统计、嵌入缓存分析等数据洞察
  • ⚡ 本地化处理:支持本地模型推理,保护数据隐私
  • 🔧 向量库管理:提供缓存清理、数据库优化等维护功能

安装

# 安装工具
uv tool install mcp_rag

# 升级工具
uv tool install mcp_rag --upgrade

# 卸载工具
uv tool uninstall mcp_rag

使用

启动 MCP 服务器

mcp_rag server

启动 Web 界面

mcp_rag web

Web 界面提供直观的 Bento 布局,支持以下工具分类:

  • 📥 添加内容:添加文本和文档到知识库
  • ❓ 智能问答:基于知识库进行问答和检索
  • 📊 数据统计:查看知识库和系统统计信息
  • ⚙️ 向量库管理:优化和维护向量数据库

配置

在项目根目录创建 .env 文件进行配置:

# OpenAI 配置
OPENAI_API_KEY=
OPENAI_API_BASE=https://api.openai.com/v1
OPENAI_MODEL=gpt-4o-mini
OPENAI_TEMPERATURE=0
OPENAI_EMBEDDING_MODEL=text-embedding-3-large

# 豆包 配置
# OPENAI_API_KEY=
# OPENAI_API_BASE=https://ark.cn-beijing.volces.com/api/v3
# OPENAI_MODEL=doubao-1-5-pro-32k-250115
# OPENAI_TEMPERATURE=0
# OPENAI_EMBEDDING_MODEL=doubao-embedding-text-240715

mcp客户端配置(豆包为例)

{
    "mcpServers": {
        "rag": {
            "command": "uv",
            "args": [
                "run",
                "mcp-rag",
                "serve"
            ],
            "env": {
                "PYTHONUNBUFFERED": "1",

                "OPENAI_API_KEY": "key",
                "OPENAI_API_BASE": "https://ark.cn-beijing.volces.com/api/v3",
                "OPENAI_MODEL": "doubao-1-5-pro-32k-250115",
                "OPENAI_TEMPERATURE": "0",

                "OPENAI_EMBEDDING_MODEL": "doubao-embedding-text-240715",
            }
        }
    }
}

可用工具

添加内容

  • learn_text(text, source_name) - 添加文本到知识库
  • learn_document(file_path) - 处理并添加文档到知识库

智能问答

  • ask_rag(query) - 基于知识库回答问题
  • ask_rag_filtered(query, file_type, min_tables, min_titles, processing_method) - 带过滤条件的智能检索

数据统计

  • get_knowledge_base_stats() - 显示知识库统计信息
  • get_embedding_cache_stats() - 显示嵌入缓存统计
  • get_data_paths() - 查看存储路径信息

向量库管理

  • clear_embedding_cache_tool() - 清理嵌入缓存
  • optimize_vector_database() - 优化向量数据库性能
  • get_vector_database_stats() - 显示向量数据库统计
  • reindex_vector_database() - 重新索引向量数据库

支持格式

支持超过 25 种文档格式,包括 PDF、DOCX、PPTX、XLSX、图片、邮件等。

Recommended Servers

playwright-mcp

playwright-mcp

A Model Context Protocol server that enables LLMs to interact with web pages through structured accessibility snapshots without requiring vision models or screenshots.

Official
Featured
TypeScript
Magic Component Platform (MCP)

Magic Component Platform (MCP)

An AI-powered tool that generates modern UI components from natural language descriptions, integrating with popular IDEs to streamline UI development workflow.

Official
Featured
Local
TypeScript
Audiense Insights MCP Server

Audiense Insights MCP Server

Enables interaction with Audiense Insights accounts via the Model Context Protocol, facilitating the extraction and analysis of marketing insights and audience data including demographics, behavior, and influencer engagement.

Official
Featured
Local
TypeScript
VeyraX MCP

VeyraX MCP

Single MCP tool to connect all your favorite tools: Gmail, Calendar and 40 more.

Official
Featured
Local
graphlit-mcp-server

graphlit-mcp-server

The Model Context Protocol (MCP) Server enables integration between MCP clients and the Graphlit service. Ingest anything from Slack to Gmail to podcast feeds, in addition to web crawling, into a Graphlit project - and then retrieve relevant contents from the MCP client.

Official
Featured
TypeScript
Kagi MCP Server

Kagi MCP Server

An MCP server that integrates Kagi search capabilities with Claude AI, enabling Claude to perform real-time web searches when answering questions that require up-to-date information.

Official
Featured
Python
E2B

E2B

Using MCP to run code via e2b.

Official
Featured
Neon Database

Neon Database

MCP server for interacting with Neon Management API and databases

Official
Featured
Exa Search

Exa Search

A Model Context Protocol (MCP) server lets AI assistants like Claude use the Exa AI Search API for web searches. This setup allows AI models to get real-time web information in a safe and controlled way.

Official
Featured
Qdrant Server

Qdrant Server

This repository is an example of how to create a MCP server for Qdrant, a vector search engine.

Official
Featured