Building RAG with .NET AI Building Blocks - Microsoft.Extensions.AI

313 · Nikiforov Alexey · Feb. 28, 2026, 7:39 p.m.
Summary
This blog post details the development of a provider-agnostic RAG (Retrieval-Augmented Generation) document intelligence assistant using .NET's AI building blocks. It walks through the integration of various components such as IChatClient, IEmbeddingGenerator, and Qdrant for vector search to create a flexible RAG application that simplifies provider switching. The post emphasizes the practical advantages of using abstractions and auto-embedding in enhancing the development and testing of AI-integrated applications.