ResearchBenchmarksQuestion Answering on Academic QAQuestion Answering on Academic QAFollow0Indexing Time (s)Naive RAG-16.520894.9946206.51318.0254Feb 14, 2026Evaluation resultsMethodMethodLinksIndexing Time (s)Retrieval Time (s)Cost (USD)Naive RAG2026.02012.390.01PT-RAG2026.0230.9817.740.02LightRAG2026.02227.3519.360.12GraphRAG2026.02304.0738.670.37RAPTOR2026.02413.0226.910.03