Quantum hardwareGrowthNorth AmericaGate-based processors
Superconducting Qubit Platforms
Companies pursuing gate-based quantum processors built from superconducting circuits cooled to millikelvin temperatures. This entry describes the technology category and the open research questions around it.
Open research questions we track
Technical background
- Josephson-junction transmon qubits with microwave control pulses.
- Dilution refrigerators operating near 10 millikelvin.
- Error rates typically reported per gate, per readout, and per idle period.
Data gaps
Company-level metrics
Company-level metrics: placeholder — awaiting verified public disclosures.
status: placeholder — verified source pending
Commercial and market figures
No revenue, valuation, or forecast figures are published without a citable primary source.
status: placeholder — verified source pending