1. Context It is the classic enterprise generative AI story. Three months ago, your engineering team built a proof-of-concept Retrieval-Augmented Generation (RAG) assistant using Azure OpenAI and Azure AI Search. You loaded fifty clean PDF product manuals and policy handbooks into an index, hooked up GPT-4o, and ran a live demonstration for executive stakeholders. The system performed flawlessly. It cited paragraph numbers, answered multi-part queries, and summarized technica