Quantum-accelerated AI servers developer; secured $105M Series A for drop-in quantum acceleration layer for AI inference.
Sygaldry develops quantum-accelerated AI servers positioned as a drop-in acceleration layer for existing server racks.
Investors: Breakthrough Energy Ventures, Initialized Capital, Y Combinator, Rock Yard Ventures, IQT, University of Michigan, QDNL Participations, Expeditions Fund, 468 Capital, Morpheus Ventures, WTI, Overmatch Ventures, RRE Ventures, Switch Ventures
<cite index="22-3,22-4">The $105M Series A in March 2026 was led by Breakthrough Energy Ventures, and Sygaldry's servers aim to exponentially speed up critical AI algorithms, reducing the cost and power needed to train and operate increasingly large models.</cite>
Investors: Breakthrough Energy Ventures (Series A lead), Initialized Capital (Seed lead), Y Combinator, Rock Yard Ventures, IQT, University of Michigan, QDNL Participations, Expeditions Fund, 468 Capital, Morpheus Ventures, WTI, Overmatch Ventures, RRE Ventures, Switch Ventures
Sygaldry Technologies raised $139M ($105M Series A, $34M Seed) to build quantum-accelerated AI servers for data centers, led by Chad Rigetti and backed by Breakthrough Energy Ventures.
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