JPMorgan Ranked 62 Retrievers for $800. Pool the Judgments.
JPMorganChase compared 62 retrieval configurations on a production financial-news QA system for about $800, by judging the union of retrieved documents once and reusing 79.6% of the labels. Its top five embedding configurations spanned 0.007 MAP.
September 4, 2026 · 12 min read