Quantinuum Breaks Error-Correction World Record by 10x, Validating Its Leading Path to Fault-Tolerant Quantum Computing by 2029

Quantinuum Breaks Error-Correction World Record by 10x, Validating Its Leading Path to Fault-Tolerant Quantum Computing by 2029

Quantinuum's Helios computer achieves a world-record 99.9995% logical fidelity—just five errors in a million operations—using the company's error-correction...

Quantinuum Demonstrates 99.9995% Logical Memory Fidelity on Helios Trapped-Ion Processor

Quantinuum has demonstrated a 99.9995% logical memory fidelity on its Helios trapped-ion quantum computer, achieving a logical error rate of 5 × 10-6 per syndrome-extraction round on a distance-7 code. This performance shows exponential error suppression with increasing code distance, with a suppression factor of 12. These results align with the performance targets for Quantinuum's future universal fault-tolerant quantum system, Apollo.

Quantinuum Breaks Error-Correction World Record by 10x, Validating Its Leading Path to Fault-Tolerant Quantum Computing by 2029 - Business News Week

BROOMFIELD, Colo.—October 19, 2026—Quantinuum (NASDAQ: QNT), a leading full-stack quantum computing company, today announced a world-record quantum error-correction result, achieving a logical fidelity of 99.9995% on its Helios commercial computer using the company’s error-correction architecture. This marks Quantinuum’s second breakthrough in two months, demonstrating how its highly accurate trapped-ion hardware and flexible architecture work t…

Quantinuum Sees Path to Fault-Tolerant Quantum Computing by 2029 With New Milestone

Quantinuum says it hit a technical milestone that puts it on a path to achieve fully accurate and reliable quantum computers by 2029.