Felipe — AI-Powered Assistant for Data Structures

Felipe is a lightweight AI assistant built with RAG (Retrieval-Augmented Generation) to help users ask questions and retrieve relevant information specifically about data structures.

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🚀 Features

• 💬 Ask natural language questions about data structures.
• 📄 Information is retrieved from a structured PDF source.
• ⚙️ Built using LangChain, Next.js, and Vercel AI SDK.
• 🧠 MongoDB is used as the vector store for efficient semantic search.

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📸 Demo

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📘 Source Material

All responses are based on a curated PDF about data structures.

👉 Download the PDF

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🛠️ Tech Stack

• LangChain
• Next.js
• Tailwind
• Vercel AI SDK
• MongoDB Vector Store
• Vercel

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📦 Installation

# Clone the repo
git clone https://github.com/eltatata/Nextjs-langchain-retrievalQA
cd Nextjs-langchain-retrievalQA

# Install dependencies
npm install

# Create your .env file based on .env.example and configure your keys
cp .env.example .env

# Run the development server
npm run dev