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NEX_Agent

Modern Next.js 15 AI agent platform with Claude 3.5, prompt caching, and intelligent tool orchestration via IBM WxFlows (turns any data source into a tool)

sonnysangha/ai-agent-langchain-langgraph-convex-clerk-ibm-wxtools-nextjs1500

Molt Pulse

20
Growth1/30
Activity5/25
Popularity9/25
Trust5/20
150
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150
README.md

Let's build an AI Agent that can use Tools in NEXT.JS 15! (LangChain, Clerk, Convex, TS, IBM)

A sophisticated AI chat application built with Next.js, featuring real-time conversations, advanced prompt caching, and intelligent tool orchestration powered by LangChain and Claude 3.5 Sonnet.

Before You Get Started

  1. Sign up for a Free Clerk account
  2. Sign up for IBM's FREE WxFlows tool

Features

  • 🤖 Advanced AI chat interface with Claude 3.5 Sonnet
  • 🎨 Modern and responsive UI with Tailwind CSS
  • 🔐 Authentication with Clerk
  • 💾 Real-time data storage with Convex
  • ⚡ Built with Next.js 15 and React 19
  • 🌊 Advanced streaming responses with custom implementation
  • 📱 Mobile-friendly design
  • 🧠 Prompt caching for optimized token usage
  • 🔧 Intelligent tool orchestration with LangGraph
  • 🔄 Real-time updates and tool execution feedback
  • 📚 Integration with various data sources via wxflows

Advanced Features

AI and Prompt Management

  • Prompt Caching: Optimized token usage with Anthropic's caching feature
  • Context Window: Efficient 4096 token context management
  • Tool-Augmented Responses: Enhanced AI capabilities with custom tools
  • Context-Aware Conversations: Intelligent conversation management

Tool Integration

  • wxflows Integration:
    • Quick integration of various data sources
    • Support for YouTube transcripts
    • Google Books API integration
    • Custom data source tooling

LangChain & LangGraph Features

  • State Management: Sophisticated state handling with StateGraph
  • Tool Orchestration: Advanced tool management with ToolNode
  • Memory Management: Efficient context tracking with MemorySaver
  • Message Optimization: Intelligent message trimming and context management

    • Streaming Implementation

    • Custom Streaming Solution:
      • Real-time token streaming
      • Tool execution feedback
      • Error handling for failed tool calls
      • Workarounds for LangChainAdapter limitations

    Real-time Features

    • Live Updates: Instant message delivery and updates
    • Tool Visualization: Real-time tool interaction display
    • History Management: Efficient message history tracking

    Tech Stack

    • Frontend Framework: Next.js 15.1.3
    • UI Library: React 19.0.0
    • Styling: Tailwind CSS
    • Authentication: Clerk
    • Database: Convex
    • AI Integration: LangChain
    • Icons: Lucide React & Radix UI Icons
    • Type Safety: TypeScript

    Prerequisites

    • Node.js (Latest LTS version recommended)
    • PNPM package manager or NPM/Yarn
    • Clerk account for authentication
    • Convex account for database
    • OpenAI/Anthropic API key for AI capabilities

    Environment Variables

    Create a .env.local file in the root directory with the following variables:

    NEXT_PUBLIC_CLERK_PUBLISHABLE_KEY=your_clerk_publishable_key
CLERK_SECRET_KEY=your_clerk_secret_key
NEXT_PUBLIC_CLERK_SIGN_IN_URL=/sign-in
NEXT_PUBLIC_CLERK_SIGN_UP_URL=/sign-up
NEXT_PUBLIC_CLERK_AFTER_SIGN_IN_URL=/dashboard
NEXT_PUBLIC_CLERK_AFTER_SIGN_UP_URL=/dashboard
ANTHROPIC_API_KEY=your_anthropic_api_key

    Installation

    1. Clone the repository:
    git clone https://github.com/yourusername/ibm-ai-agent.git
cd ibm-ai-agent
    1. Install dependencies:
    pnpm install
    1. Start the development server:
    pnpm dev

    The application will be available at http://localhost:3000

    Performance Optimizations

    • Implemented prompt caching
    • Optimized token usage
    • Efficient streaming implementation
    • Smart context window management

    Level Up Your Dev Career 🚀

    🔥 Want to earn $120k+/year as a developer? Our 1000+ students already are! Transform your career with the most comprehensive full-stack development program available!

    Join Zero to Full Stack Hero 2.0 today!

    Why Join Zero to Full Stack Hero 2.0?

    • 🎓 Complete Full-Stack Curriculum

      • Next.js 15, React, TypeScript, Tailwind CSS
      • Backend development with Node.js
      • Database management
      • Authentication & Authorization (like this demo!)
      • AI & SaaS modules
      • Lifetime access
      • Weekly coaching calls
      • Complete project source code
      • Exclusive Discord community
      • So much more!

    • 👨‍🏫 Live Coaching & Support

      • Weekly live sessions with Sonny Sangha
      • Real-time problem solving
      • Code reviews
      • Career guidance
      • Interview preparation

    • 💪 Real-World Experience

      • 50+ practical projects
      • 100+ coding challenges
      • Industry-standard practices
      • Portfolio building

    • 🤝 Active Developer Community

      • 24/7 support in Discord
      • Networking opportunities
      • Code reviews
      • Accountability partners
      • Job opportunities

    Success Stories

    • Developers landing $120k+ positions at PayPal
    • Students securing remote work opportunities worldwide
    • Career changers breaking into tech
    • Freelancers starting successful businesses

    Join Zero to Full Stack Hero 2.0 Today!

    "The best investment in my development career" - Frank Ramos, Harvard Graduate & Senior Developer

    This project is part of the Zero to Full Stack Hero 2.0 curriculum, showcasing advanced authentication patterns with Next.js and Auth0.

    Ecosystem Role

    Standard MoltPulse indexed agent.