Langchain4j Aideepin MCP Server

Getting Started

🇨🇳 中文文档 | English

LangChain4j-AIDeepIn — AI application platform.

Integrates AI chat, knowledge base (RAG), workflow orchestration, long/short-term memory, MCP tools, and more — for rapidly building intelligent business assistants.

Demo: http://www.aideepin.com

Repository Structure

Directory	Description	Docs
server/	Backend service (Spring Boot + langchain4j + langgraph4j)	README
admin-web/	Admin dashboard (Vue 3 + Naive UI)	README
user-web/	User-facing web app (Vue 3 + Naive UI)	README

Documentation

Section	On GitHub	Rendered site
User Guide	docs/en/guide	Site
API Reference	docs/en/api	Site
Developer Docs	docs/en/dev	Site
Deployment & Upgrade	docs/en/deployment	Site

The rendered site is auto-built and published by GitHub Actions when docs/** changes on main. To run it locally: pnpm install && pnpm run docs:dev.

Features

Feature	Description
AI Chat	Multi-character (multi-conversation) with configurable prompts, models, and parameters. Streaming output
Image Generation	Text-to-image and image editing. Supports GPT-Image-2, DashScope Wanx, and more
Knowledge Base (RAG)	Supports both vector search and knowledge graph retrieval
AI Workflow	Visual editor with conditional branching, parallel execution, and built-in nodes for LLM calls, knowledge base queries, human feedback, and more
MCP Service Marketplace	Integrate MCP services to extend AI with external tools and data sources
ASR & TTS	Flexible text/voice input and output combinations (text⇄text, text⇄voice, voice⇄text, voice⇄voice), with selectable AI voice tones
Short & Long-term Memory	Automatically extracts and stores key information from conversations for personalized responses based on historical context
Storage	Local file storage, Alibaba Cloud OSS integration
Open API	RESTful API for Characters, Knowledge Bases, and Workflows — generate API keys and integrate with external systems. Supports streaming and blocking response modes

Integrated Platform Features

Model Platform	Chat	Image Generation	Image Recognition	Text-to-Speech	Speech Recognition
OpenAI	✓	✓	✓	✓	✓
Qwen	✓	✓	✓	✓	✓
SiliconFlow	✓	✓	✓	✓	✓
Ollama	✓
DeepSeek	✓

Screenshots

<table> <tr> <td><img src="docs/image/README/1691583184761.png" alt="AI Chat" /></td> <td><img src="docs/image/README/adi-gallery.png" alt="Image Generation" /></td> </tr> <tr> <td align="center">AI Chat</td> <td align="center">Image Generation</td> </tr> <tr> <td><img src="docs/image/README/kb_graph_02.png" alt="Knowledge Base" /></td> <td><img src="docs/image/README/workflow.png" alt="Workflow" /></td> </tr> <tr> <td align="center">Knowledge Base</td> <td align="center">Workflow</td> </tr> </table>

⭐ Support the Project

If you find LangChain4j-AIDeepIn useful, please consider:

• Starring the repository on GitHub
• Recommending it to others
• Sharing your experience

❤️ Thanks to

Contributors

<a href="https://github.com/moyangzhan/langchain4j-aideepin/graphs/contributors"> <img src="https://contrib.rocks/image?repo=moyangzhan/langchain4j-aideepin" width="25%" /> </a> <br/>

Infrastructure Sponsor:

<a href="https://www.digitalocean.com/"> <img src="https://opensource.nyc3.cdn.digitaloceanspaces.com/attribution/assets/SVG/DO_Logo_horizontal_blue.svg" width="150px"> </a>

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