HNSW Vector Indexing: 3 Ways to Cut RAG Latency in 2026 23 Mar 2026 Post a Comment Slow semantic search ruins the user experience in Retrieval-Augmented Generation (RAG) pipelines. When your vector database takes 500ms to find cont… AI EngineeringenHNSW IndexingLLM LatencyRAG ArchitectureSemantic SearchVector DatabaseVector DB Optimization