Ex-Google DeepMind researcher denny_zhou reveals move to Meta, worked on Muse Spark 1.1-1.3

infoxiao · x · 2026-09-04

Well-known AI researcher dennyzhou confirmed he left Google DeepMind earlier this year and joined Meta's TBD team, working on Muse Spark from 1.1 through the just-released 1.3. Teammate renhongyu noted Muse Spark shipped three versions in two months, pushing hard on coding, agent, instruction following, and long-context capabilities. Muse Spark 1.3 is now available to try. It's another sign of Meta aggressively recruiting top research talent to accelerate its model cadence.

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