What Is RAG? Retrieval-Augmented Generation Explained Simply
Retrieval-augmented generation (RAG) is the technique behind most 'chat with your documents' AI tools. We explain how it works, embeddings, vector search, and prompt augmentation, why it beats fine-tuning for many use cases, and where it still falls short.
Skillo Staff
Aug 22, 2026 · 3 min read