Generative AI Technology Stack Overview. Generative AI (GenAI) is much more than just Large Language Models (LLMs) – it’s an intricate combination of engineering, science, and the business application at hand. Understanding the technology stack behind GenAI solutions is essential because it provides a comprehensive blueprint for building and deploying these powerful AI solutions effectively. The GenAI stack is made up of multiple interrelated layers, each contributing a crucial aspect of functionality, from foundational infrastructure to the final user-facing interface. This one-page guide provides a high-level overview of the technology stack needed to create a production-ready GenAI application.