Horizon Quantum will acquire a 256-qubit trapped-ion system from IonQ
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Horizon Quantum will acquire a 256-qubit trapped-ion system from IonQ, expanding its capacity to develop software infrastructure for quantum applications and pursue broad quantum advantage. The system, representing IonQ’s latest technology, is designed with “all-to-all connectivity” and boasts 99.99% gate fidelity, promising more accurate and flexible calculations for complex problems. This acquisition will position Horizon Quantum among a limited number of organizations operating commercial quantum systems of multiple modalities, allowing for a more versatile hardware-agnostic environment for quantum software development. “I could not be more delighted to be working with IonQ to bring trapped ion and world-leading gate fidelities to our testbed,” said Horizon Quantum Founder and CEO Dr. Joe Fitzsimons, emphasizing the importance of this resource in unlocking quantum advantage for developers.
Horizon Quantum Acquires IonQ 256-Qubit Trapped-Ion System Horizon Quantum is expanding its quantum computing capabilities with the acquisition of a 256-qubit trapped-ion system from IonQ, a move intended to accelerate the development of practical quantum applications. The purchased system promises a substantial increase in computing capacity for researchers and developers tackling complex problems. This acquisition is about more than just adding qubits; the IonQ system boasts 99.99% gate fidelity, a critical metric for ensuring the accuracy and reliability of quantum calculations, and utilizes microwave gate operations to enhance performance. The system’s “all-to-all connectivity” and parallel operations are designed to allow for a wider range of calculations with increased flexibility, moving beyond the limitations of current quantum hardware. Horizon Quantum intends to integrate this trapped-ion technology alongside its existing superconducting system, establishing a rare capability to operate commercial systems with multiple modalities. This hardware-agnostic approach aims to build a versatile environment for quantum software development. The company plans to expand support for these trapped-ion systems within its Triple Alpha platform, enhancing real-time runtime capabilities to enable more advanced functionality like dynamic memory allocation. By tightly integrating its software with advanced quantum computers, Horizon Quantum aims to provide developers with a direct path to realizing the full potential of quantum computing. 99.99% Gate Fidelity & All-to-All Connectivity of IonQ Tempo The pursuit of stable and scalable quantum computing has long been hampered by the inherent fragility of qubits, but recent advances in gate fidelity are steadily improving the prospects for practical applications. IonQ reports achieving 99.99% gate fidelity in 2025, a record demonstrating significant progress in minimizing computational errors; this level of accuracy is crucial for executing complex algorithms and obtaining reliable results. This improvement builds upon previous generations and is a key feature of IonQ’s 256-qubit technology, which Horizon Quantum has agreed to purchase. Beyond fidelity, the architecture of the system addresses another critical challenge: qubit connectivity. Unlike some quantum processors where qubits can only interact with their immediate neighbors, IonQ’s design offers “all-to-all connectivity,” allowing any qubit to directly interact with any other. This capability, coupled with parallel operations, unlocks a broader range of calculations and greater flexibility in algorithm design, potentially streamlining complex problem-solving. Joe Fitzsimons highlighted the importance of this resource for developers. In 2025, the company achieved 99.99% two-qubit gate fidelity, setting a world record in quantum computing performance.
Triple Alpha Platform Enables Hardware-Agnostic Quantum Development Beyond increasing qubit count, the company is focused on enhancing the functionality within Triple Alpha, its integrated development environment. Horizon Quantum intends to integrate support for trapped-ion systems and improve real-time runtime capabilities, enabling features like general control flow and dynamic memory allocation. These advancements aim to move developers beyond the constraints of static circuit execution and allow for more adaptive quantum programs. IonQ’s system is designed to deliver significantly more computing capacity for complex problems, achieving 99.99% gate fidelity, which the company believes will produce more accurate and reliable solutions when paired with Horizon Quantum’s software. The company’s ultimate goal is to provide a direct path to broad quantum advantage by tightly integrating Triple Alpha with leading quantum computing systems, ensuring developers have the tools needed to solve complex computational problems. I could not be more delighted to be working with IonQ to bring trapped ion and world-leading gate fidelities to our testbed. Source: https://www.businesswire.com/news/home/20260409584530/en/Horizon-Quantum-and-IonQ-Enter-into-Strategic-Agreement-to-Unlock-Quantum-Potential Tags: