Enterprise Knowledge Assistant 🤖

A professional RAG (Retrieval-Augmented Generation) system built with FastAPI and LangChain. This assistant allows users to upload PDF documents and query them using OpenAI's LLMs with high accuracy and source citations.

🚀 Features

• PDF Ingestion: Automated text extraction and chunking using PyPDF and RecursiveCharacterTextSplitter.
• Vector Search: High-performance similarity search powered by ChromaDB.
• RAG Chain: Advanced retrieval logic using langchain-classic for stable enterprise performance.
• REST API: Fully documented interactive API endpoints via FastAPI (Swagger UI).

🛠️ Tech Stack

• Framework: FastAPI
• AI Orchestration: LangChain (v1.x)
• Database: ChromaDB (Vector Store)
• Environment Management: Poetry

📦 Setup & Installation

1. Clone the repository:

   git clone https://github.com/farihaNaqvi/enterprise-knowledge-assistant.git

2. Install dependencies:

   poetry install

3. Configure Environment: Create a .env file and add your OPENAI_API_KEY.

4. Run the Application:

   poetry run uvicorn app.main:app --reload