Jeff Dean, Sanjay Ghemawat, Oriol Vinyals, and Quoc Le have left Google DeepMind to co-found Discovery Loop, a Public Benefit Corporation focused on automated machine learning and scientific discovery. The departure of four of Google's most senior research and infrastructure engineers marks a significant exodus from the company. Google is backing the venture with investment alongside Radical Ventures and Khosla Ventures leading the seed round, with participation from Lightspeed, Kleiner Perkins, and Doerr Capital.
The departures coincide with a broader DeepMind reorganization announced the same day: Demis Hassabis stepped down as CEO to become Chair of Google DeepMind and Chief Scientist of Alphabet, focusing on long-term AGI strategy and Isomorphic Labs (his AI drug discovery company). Koray Kavukcuoglu, formerly CTO, was promoted to SVP of DeepMind and takes operational control of Gemini, frontier research, and product/dev teams. The moves underscore tension between DeepMind's scientific mission and Google's commercial AI imperative.
Discovery Loop explicitly targets AI-for-science and autoresearch—automated machine learning and engineering workflows—rather than general-purpose models. The departure of Dean and Ghemawat, long associated with Google's deep infrastructure stack, signals a market bet that automated discovery will be a primary frontier. This reshuffled leadership and the spinout suggest internal disagreement on pace and resource allocation. Architects should monitor whether Discovery Loop produces novel tooling or workflows for AI system design, and whether DeepMind can maintain momentum on Gemini under Kavukcuoglu's operational focus.