File-System Agent

A new study finds that lexical BM25 retrieval outperforms sophisticated agentic search methods on large corpora, achieving 50.5 accuracy versus 30.7 for File-System Agent at the largest scale. The gap…

A controlled scaling study of retrieval-augmented generation (RAG) paradigms across 28 nested corpus tiers from 1,000 to 512,000 documents finds that BM25 defines the low-cost end of the Pareto fronti…