02:20
2026-10-09
zoowork.ai
ai-research
Relevance Is Not Preference: What We Learned Training ZooWork-ShopRanker
ZooWork released ShopRanker, a family of e-commerce rerankers at 0.6B, 4B and 8B parameters, plus ShopRank-Bench, a contamination-limited preference benchmark built from private search traffic, accord…