Helios: The Most Accurate Quantum Computer Sets New Standards in Quantum Computing
- Ramesh Manikondu
- 17 hours ago
- 1 min read

Quantinuum has introduced Helios, the world's most accurate quantum computer, featuring 98 fully connected qubits with unprecedented gate fidelity levels. Helios employs innovative ion trap architecture using barium ion qubits operated by visible light lasers, enhancing scalability and affordability. The system supports dynamic quantum programming via the new Guppy language and real-time hybrid quantum-classical computation. With advanced error correction achieving a 2:1 logical qubit encoding ratio, Helios offers a leap towards fault-tolerant quantum computing. It successfully simulates complex quantum phenomena, such as superconductivity signatures, opening new avenues for scientific research and commercial applications in materials discovery and quantum AI. Helios also introduces a novel theoretical framework identifying cases where quantum computers excel beyond classical systems, marking a significant advance in realizing practical quantum advantage.
Source: Quantinuum
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