9 min read
RAG at Scale: From Vector Search to Agentic Knowledge Systems
RAG has evolved from a simple embed-retrieve-generate pipeline into agentic, graph-aware, self-correcting knowledge systems. LazyGraphRAG cuts indexing costs by 1,000x. Corrective RAG catches bad retrievals before they reach the model. Here is the full 2026 landscape — and how we are using it to give Hydra real-time knowledge about on-chain state.