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IBM Advances to Stage C of DARPA Quantum Benchmarking Initiative
DARPA will verify Diraq’s silicon spin-qubit design as the company seeks utility-scale quantum computing with an initial US$51 million funding tranche.
On Wednesday, Oct. 07, 2026, DARPA selected Diraq to advance to Stage C of the Quantum Benchmarking Initiative, evaluating whether the company's approach can achieve utility-scale quantum operation by 2033.
By utilizing existing CMOS manufacturing methods, Diraq builds silicon spin qubits, avoiding entirely new fabrication techniques that competitors require to reach commercial scale.
Financial backing includes a $38 million Letter of Intent from the U.S. Department of Commerce under the CHIPS and Science Act, plus an initial $51 million funding tranche supporting development.
Scaling targets include 150,000 qubits by 2029, culminating in utility scale by 2031 with more than 2 million physical qubits on a single chip.
Over the coming months, Diraq will collaborate with DARPA's verification team to test whether its silicon systems hold up under rigorous technical scrutiny, validating critical capabilities.