This document provides an overview of generative AI capabilities and architectures on AWS. It discusses the evolution of generative AI and some of its potential uses including generative search, smart data analytics assistance, text summarization, personalization, simulation, and automating routine tasks. It outlines several generative AI architectures available on AWS including Stable Diffusion, Claude, Jurassic-2z, Titan, Command & Embed, and models available through Hugging Face. The document discusses Amazon SageMaker and Amazon Bedrock as flagship services for foundational models on AWS. It also presents the Enterprise Knowledge Navigator solution for advanced question answering, retrieval-augmented generation, security, and interacting with data lakes. The document concludes with two case studies