How Physics Wallah Uses DataStax Astra DB, Vector Search and RAG to Revolutionize Education

Physics Wallah (PW), an educational YouTube channel turned app, has experienced significant growth since its inception in 2016. The platform provides comprehensive courses catering to various domains and has amassed over 15 million downloads by January 2024. PW achieved unicorn valuation status and secured $100 million in funding. To enhance user experience, the company developed AI Guru, a personalized AI tutor application that uses DataStax Astra DB as its vector store, Azure OpenAI (GPT 3.5) as the LLM, and text-ada-32 as the embedding model. PW's architecture supports intelligent search capabilities with enhanced context understanding, delivering precise responses to user inquiries. The platform aims to scale its chatbot to accommodate 10 million active users and develop a recommendation engine for personalized course recommendations. Through its cost-effective approach, Physics Wallah ensures that every student has the chance to realize their limitless potential.