LangGraph.js AI Agent Template: A production-ready Next.js framework for building AI agents with advanced tool integration and memory
Key features:
🔧 Dynamic tool loading via Model Context Protocol without code changes
✋ Human-in-the-loop approval system for controlling agent actions
💾 PostgreSQL-backed persistent memory across sessions
⚡ Real-time streaming with Server-Sent Events
🤖 Multi-model support for OpenAI and Google AI
🧵 Thread-based conversation management
🎨 Modern stack with Next.js 15, React 19, and TypeScript
The template includes complete infrastructure for agent development including database schemas, streaming protocols, and tool approval workflows.
You can add new capabilities through a web UI and maintain full conversation history without building persistence from scratch.
Built with Prisma ORM, shadcn/ui components, and LangChain.js abstractions. Open source and MIT licensed.
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