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Sygaldry develops quantum-accelerated AI servers and related hardware and algorithms.
Founded in 2024 and based in Ann Arbor, US, Sygaldry develops quantum-accelerated AI servers for training and inference, with applications in fields such as cosmology and materials science. It was co-founded by Chad Rigetti, its CEO. In March 2026, it raised USD 105 million in Series A funding led by Breakthrough Energy Ventures, with participation from Earth Venture Capital, Rock Yard Ventures, In-Q-Tel, University of Michigan (Ross School of Business), QDNL Participations, Expeditions Fund, 468 Capital, Morpheus Ventures, Western Technology Investment, Overmatch, and Switch VC; it also raised an undisclosed amount from Z Venture Capital in April 2026.
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