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MLSys 2026Best Paper AwardLEANN: A Low-Storage Vector Index for Personal DevicesYichuan Wang, Zhifei Li, Shu Liu, Yongji Wu, Ziming Mao, Yilong Zhao, Xiao Yan, Zhiying Xu, Yang Zhou, Ion Stoica, Sewon Min, Matei Zaharia, Joseph E. GonzalezPaperCode
EuroSys 2026SkyWalker: A Locality-Aware Cross-Region Load Balancer for LLM InferenceTian Xia, Ziming Mao, Jamison Kerney, Ethan J. Jackson, Zhifei Li, Jiarong Xing, Scott Shenker, Ion StoicaPaper
ICML 2026FrontierCS: Evolving Challenges for Evolving IntelligenceQiuyang Mang*, Wenhao Chai*, Zhifei Li*, Huanzhi Mao*, and others, Ion Stoica, Jingbo Shang, Zhuang Liu, Alvin CheungPaperCodeProject
arXivPreprintPixelRAG: Web Screenshots Beat Text for Retrieval-Augmented GenerationYichuan Wang*, Zhifei Li*, Zirui Wang, Paul Teiletche, Lesheng Jin, Matei Zaharia, Joseph E. Gonzalez, Sewon MinPaperCodeProject
arXivPreprintBarbarians at the Gate: How AI is Upending Systems ResearchAudrey Cheng*, Shu Liu*, Melissa Pan*, Zhifei Li, Bowen Wang, Alex Krentsel, Tian Xia, Mert Cemri, Jongseok Park, Shuo Yang, Jeff Chen, Aditya Desai, Jiarong Xing, Koushik Sen, Matei Zaharia, Ion StoicaPaper