DocAI — PDF & Excel AI Assistant

Upload PDFs or Excel files and chat with them, get summaries, and generate quizzes — powered by Groq API + RAG.

• Here is the link https://medium.com/@raghavaashok2004/i-built-a-pdf-excel-ai-assistant-upload-any-document-ask-questions-get-summaries-and-generate-68113e021e20
• I explained every detail in the Medium

Features

• PDF Q&A using RAG (FAISS + sentence-transformers)
• Excel/CSV summarization with pandas
• Quiz generator with scoring
• Powered by Groq (llama-3.1-8b-instant) — free tier

Setup

1. Clone the repo

git clone https://github.com/YOUR_USERNAME/docai.git
cd docai

2. Backend

cd backend
python -m venv venv
venv\Scripts\activate        # Windows
source venv/bin/activate     # Mac/Linux

pip install -r requirements.txt

cp .env.example .env
# Open .env and paste your Groq API key
# Get free key at: https://console.groq.com

3. Frontend

cd frontend
npm install
npm run dev

4. Run backend

cd backend
python main.py

Open http://localhost:5173

Get your free Groq API key

1. Go to https://console.groq.com
2. Sign up → API Keys → Create API Key
3. Paste into your .env file

Tech Stack

• Frontend: React + Vite
• Backend: FastAPI (Python)
• LLM: Groq API (llama-3.1-8b-instant)
• RAG: FAISS + sentence-transformers (runs locally)
• PDF: PyMuPDF
• Excel: pandas