AI is revolutionizing application development and can enhance React applications. Advancements in AI include batch AI, real-time AI, and generative AI. Language models have limitations in accessing real-time data. Retrieval Augmented Generation (RAG) uses vectors to enhance language models. Vector search capabilities improve GPT models by providing up-to-date information and access to private data. Technologies like Next.js, OpenAI, Lankchain, Versel AI SDK, and MongoDB are used to build smarter React apps. An AI-powered documentation site can be built using custom data and vector search. The talk concludes by emphasizing the importance of integrating AI seamlessly into user-centric platforms like React-based projects.