Infleqtion Achieves 30 Entangled Logical Qubits from 80 Physical Qubits on Sqale Quantum Computer, First for Neutral Atom Architecture

September 26, 2026

Business Wire USA

Overview

Infleqtion has successfully generated 30 entangled logical qubits using only 80 physical qubits on its Sqale™ quantum computing platform, becoming the first neutral atom quantum computing company to achieve this milestone in a commercial system. This breakthrough was enabled by a co-design approach involving hardware-software optimization and AI-assisted discovery, effectively halving the number of physical gates required for key logical operations. This represents a significant advancement towards building fault-tolerant quantum computers.

In Depth

Key Findings

Infleqtion has achieved a groundbreaking milestone by demonstrating 30 entangled logical qubits on its Sqale™ quantum computing platform, utilizing only 80 physical qubits. This accomplishment positions Infleqtion as the first neutral atom quantum computing company to reach 30 logical qubits in a commercial system, fulfilling a key objective in its 2026 roadmap.

Technical / Clinical Details

This remarkable feat was made possible through a sophisticated combination of hardware and software co-design, further enhanced by AI-assisted algorithmic discovery. This optimized approach effectively reduced the number of physical gates required for critical logical operations by half. Neutral atom quantum computers operate by trapping and manipulating individual cold neutral atoms with lasers, leveraging Rydberg states to create strong interactions between qubits. This architecture inherently offers advantages such as long coherence times and scalable qubit arrangements. Achieving 30 entangled logical qubits is a testament to significant progress in achieving true computational power and error resilience, beyond a mere count of physical qubits.

Background & Context

Error tolerance remains one of the most formidable challenges in the development of quantum computing. Physical qubits are highly susceptible to noise, leading to errors during computation, which necessitates quantum error correction – the process of encoding one stable logical qubit using multiple physical qubits. Historically, a vastly larger number of physical qubits has been required to form even a single logical qubit. Infleqtion’s achievement significantly improves this ratio, demonstrating a more efficient pathway to building fault-tolerant systems. This marks a crucial progression in the industry’s collective effort to realize large-scale, practical quantum computers capable of performing complex calculations reliably.

Strategic Significance & Outlook

The successful demonstration of 30 entangled logical qubits acts as a substantial accelerator towards the realization of fault-tolerant quantum computers. This technological breakthrough opens the door for executing more complex quantum algorithms with higher fidelity, thereby advancing the practical applications of quantum computing across diverse fields such, as drug discovery, materials science, financial modeling, and optimization problems. Building on this achievement, Infleqtion is expected to continue developing systems with an even greater number of logical qubits, solidifying its leadership in the commercialization of quantum computing and bringing its industrial impact closer to reality.

Source: https://ir.infleqtion.com/news-events/press-releases/detail/212/infleqtion-achieves-30-entangled-logical-qubits-on-its-sqale-quantum-computer

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