Explore the process of building an LLM-powered Mega Autocompleter in this 21-minute tutorial video. Learn how to create a functional UI using React and Node.js, and discover techniques for implementing AI-driven autocompletion features. Follow along as the instructor guides you through project introduction, prompt setup, running prompts, building the application, iterating on the design, adding new features, and debugging. Gain insights into AI engineering and practical application development with large language models. By the end of the video, you'll have a comprehensive understanding of how to construct an AI-powered autocomplete tool with a user-friendly interface.