Question’s Gambit reportedly reaches 96.6% recall on BrowseComp-Plus
The team says the search-agent module focuses on the first retrieval move, reporting about six times fewer agent search calls with the same BM25 index and agent loop.
TLDR
In its September 24, 2026 announcement, the team behind Question’s Gambit says the module ranked first on the BrowseComp-Plus leaderboard for recall, using BM25 as its only retriever. It reports 96.6% recall with about six times fewer agent search calls, crediting a better first retrieval move while keeping the index and agent loop unchanged.
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