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IonQ Achieves Record 99.99% Fidelity, Eyes 256-Qubit System

10/22/2025

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Summary

Story summary

IonQ announced a 99.99% two-qubit gate fidelity, setting a new world record and improving the accuracy of quantum operations.
IonQ relies on trapped-ion qubits and a proprietary Electronic Qubit Control system.
The company aims to demonstrate a 256-qubit system by 2026 and scale to millions of qubits by 2030.
Despite progress, investors should remain cautious due to the nascent nature of the quantum computing industry and associated risks.

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Story summary

IonQ announced a 99.99% two-qubit gate fidelity, setting a new world record and improving the accuracy of quantum operations.
IonQ relies on trapped-ion qubits and a proprietary Electronic Qubit Control system.
The company aims to demonstrate a 256-qubit system by 2026 and scale to millions of qubits by 2030.
Despite progress, investors should remain cautious due to the nascent nature of the quantum computing industry and associated risks.