Chad Rigetti’s Sygaldry raises $139 million to bring quantum hardware to AI data centers
- Apr 16
- 1 min read

FORTUNE — Chad Rigetti has devoted his career to quantum computing—a phrase you’ve perhaps most recently encountered in Marvel’s Ant-Man and the Wasp: Quantumania.
Superhero movies aside, quantum computing is somewhere between reality and moonshot. In the most rudimentary terms (all I feel remotely qualified to give you), a quantum computer uses counterintuitive rules of physics to compute some information exponentially faster than “classical” computers.
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