
Lianmin ZhengResearcher
Meta
Research Scientist
via Meta
Engineer
Staff Software Engineer, Meta Superintelligence Labs at Meta
Sah builds tools for measuring how well AI models perform in realistic conditions. At Groq he created OpenBench, an open-source system for running model tests consistently. After briefly leading evaluations at NVIDIA, he joined Meta Superintelligence Labs as a staff software engineer.
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MetaWork and education history is primarily focused on AI-relevant roles and may not be comprehensive.
Last editorial review: August 22, 2026