University of Edinburgh
Maja TrebaczMember of Technical Staff · OpenAIResearcher↗
Researcher
Yumo Xu
OpenAIMember of Technical Staff
Xu builds AI systems that find information, reason, and act. He co-created CiteEval, which checks the quality of AI-generated citations[1], and helped develop Amazon Q Business’s ability to plan searches across company data.[2] His research also explores how to train more useful and reliable language models.
Career & education
Current roleOpenAIOct 2026-presentMember of Technical Staff
OpenAIOct 2026-presentPreviously
NetflixNov 2025-Oct 2026Senior AI Research Scientist
Amazon Web ServicesApr 2023-Nov 2025Senior Applied Scientist, AI
NetflixNov 2025-Oct 2026Amazon Web ServicesApr 2023-Nov 2025Work and education history is primarily focused on AI-relevant roles and may not be comprehensive.
Citation Trend
Total citations to scholarly work, including research papers, technical reports, books and theses, as recorded by Google Scholar. Each point is a dated snapshot.
citations1,303As of Nov 2, '26
References
- Amazon Q Business agentic retrievalaws.amazon.com
Co-authored product account and author bio; planning searches across enterprise data.
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