Retrieval & Knowledge16 min
When RAG Is Not Enough: CAG, Hybrid Retrieval, and Working Memory
Basic retrieval-augmented generation, or RAG, is still the default grounding pattern for most production systems. If you have a large corpus, frequent updates, and a need to show where an answer came from, retrieval remains the cleanest starting point. But there is a practical limit case where si...
Huang Tzu Lin