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metadata 
title: RAG Chatbot Backend
emoji: 🤖
colorFrom: blue
colorTo: purple
sdk: docker
pinned: false

RAG Chatbot Backend API

Backend API for the Humanoid AI Robotics Book Chatbot using RAG (Retrieval-Augmented Generation).

🚀 Features

  • FastAPI-based REST API
  • OpenAI Agents SDK for intelligent responses
  • Qdrant vector database for semantic search
  • Cohere embeddings for document retrieval
  • CORS enabled for frontend integration

📋 API Endpoints

Health Check 

GET /health

Chat 

POST /chat
Content-Type: application/json

{
  "question": "Your question here"
}

⚙️ Environment Variables

Set these in Space Settings → Variables and secrets:

  • COHERE_API_KEY - Cohere API key
  • QDRANT_URL - Qdrant Cloud URL
  • QDRANT_API_KEY - Qdrant API key
  • QDRANT_COLLECTION - Collection name
  • OPENAI_API_KEY - OpenAI API key
  • AGENT_MODEL - Model name (e.g., gpt-4o-mini)

🔗 Frontend

Frontend deployed at: https://hackathon-1-humanoid-ai-robotics.vercel.app

📝 License

Part of the Humanoid AI Robotics Book Chatbot project.