PredictionError correctionPending

C12 targets 8,500 qubits and at least 128 logical qubits in 2032

Due 2032

C12 says its Styx processor, targeted for 2032, will replicate the Zélos chiplet many times to reach 8,500 physical carbon nanotube qubits and at least 128 logical qubits (error-protected qubits).

Predicted by: C12 Quantum Electronics
Type: Official company roadmap
Said on: Apr 17, 2026
Original deadline: in 2032 (2032)
Status: Pending

See it on the timeline

C12 plans a 236-qubit processor with eight logical qubits in 2030 (due 2030)
C12 targets a utility-scale fault-tolerant quantum computer in 2033 (due 2033)

Sources (2)

C12 C12 unveils roadmap to useful fault-tolerant quantum computing by 2033
Primary sourceApr 17, 2026

“Styx (2032) extends the modular architecture by replicating the chiplet unit of Zélos many times. The processor is designed to reach 8,500 physical qubits and at least 128 logical qubits”
The Quantum Insider C12 Unveils Roadmap, Targets Useful Fault-tolerant Quantum Computing by 2033
Independent coverageApr 17, 2026

“Styx, targeted for 2032, extends the modular architecture by replicating the chiplet unit of Zélos many times. The processor is designed to reach 8,500 physical qubits and at least 128 logical qubits”

Added Oct 20, 2026. Spotted an error? Tell us and we will review it.

C12 targets 8,500 qubits and at least 128 logical qubits in 2032

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