
Trevor CaiResearcher
OpenAI
Member of Technical Staff
via OpenAI
Researcher · Engineer
Researcher at OpenAI
Holmes leads the data, training and inference systems behind OpenAI's Sora and robotics work. He was Sora's systems lead and previously helped build Microsoft DeepSpeed tools that made training and serving very large language models faster and less communication-intensive.
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Last editorial review: August 9, 2026