University of Southern California
Shanghai Jiao Tong University
Aditya GuptaResearcher
SpaceXAI
Member of Technical Staff
via SpaceXAI
Researcher · Academic
Bill Yuchen Lin
BY
Member of Technical Staff, coding models at SpaceXAI
Affiliate Assistant Professor at University of Washington
Lin develops and evaluates language models that reason, follow preferences, and act as software agents. He helped create RewardBench and WildBench for testing model behavior, Magpie for generating alignment data, and later worked on teaching Grok to code.
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Background
Current roles
Member of Technical Staff, coding modelsSpaceXAI
SpaceXAIAffiliate Assistant ProfessorUniversity of Washington
University of WashingtonPreviously
Aug 2023-presentResearch Scientist, 
Ai2
Ai2About this data
Work and education history is primarily focused on AI-relevant roles and may not be comprehensive.
Last editorial review: August 9, 2026Citation Trend
2 snapshots14,972citations as of Jun 15, '26+5,430 since Aug 25, '25
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