Retrieval-Augmented Generation (RAG) chat application on Azure using Front Door for ingress, App Service for the chat UI, Azure Functions for orchestration, Azure AI Search for vector retrieval, Cosmos DB for conversation history, and Azure OpenAI for LLM inference. Secured with Entra ID and monitored via Application Insights. Fork this diagram on Diagrams.so to customize the retrieval strategy or add document processing pipelines for your AI workload. Source: https://learn.microsoft.com/en-us/azure/architecture/