Can Rigetti's Technology Breakthroughs Accelerate Quantum Progress?

March 10, 2026 - 04:11

Quantum computing company Rigetti Computing has announced significant technological advancements, reporting two-qubit gate fidelities of up to 99.9% at a rapid 28-nanosecond speed. This achievement marks a critical step forward, as high-fidelity operations executed at speed are essential for performing complex, error-resilient quantum computations.

Concurrently, the company is progressing its innovative chiplet architecture, a modular approach designed to build larger, more powerful quantum processing units. This method is viewed as a promising pathway to scale quantum systems beyond the limitations of current single-chip designs. By connecting smaller, high-performance chiplets, the goal is to construct quantum computers with a substantially greater number of usable qubits.

Together, these breakthroughs address two of the most formidable challenges in the field: improving the accuracy of quantum operations and creating a practical blueprint for scaling. High-fidelity gates reduce computational errors, while advanced packaging techniques provide a roadmap toward the thousands of interconnected qubits necessary for tackling real-world problems. These developments are seen as vital contributions to the broader effort of making fault-tolerant, practical quantum computing a reality, potentially accelerating progress across the industry. The focus now shifts to integrating these technologies into next-generation systems.