FastAPI-PDF-Chatbot

A web application that allows users to upload PDF documents and ask questions about their content using AI-powered natural language processing.

Getting Started

Prerequisites

• Node.js (v18 or higher)
• Python (v3.8 or higher)
• Google Gemini API key

Backend Setup

1. Navigate to the backend directory:

   cd backend## Features

• PDF Upload: Upload any PDF document for analysis
• Question Answering: Ask questions about the content of your PDF
• AI-Powered Responses: Get intelligent answers using Google's Gemini AI model
• Responsive UI: Clean, modern interface that works on desktop and mobile devices

Tech Stack

Backend

• FastAPI: High-performance Python web framework
• LangChain: Framework for developing applications powered by language models
• PyMuPDF: PDF processing library for text extraction
• Google Gemini AI: Advanced language model for question answering

Frontend

• Next.js: React framework for building the user interface
• React: JavaScript library for building user interfaces
• Tailwind CSS: Utility-first CSS framework for styling

Project Structure

├── backend/ # FastAPI server │ ├── main.py # Main application file with API endpoints │ └── requirements.txt # Python dependencies └── frontend/ # Next.js client ├── app/ # Next.js app directory ├── components/ # React components ├── lib/ # Utility functions and API clients ├── public/ # Static assets └── svg/ # SVG components

Getting Started

Prerequisites

• Node.js (v18 or higher)
• Python (v3.8 or higher)
• Google Gemini API key

Backend Setup

1. Navigate to the backend directory: cd backend
2. Create a virtual environment: python -m venv venv