Product Change NotificationsΒΆ

Historical customer notifications, relating to changes, upgrades, performance enhancements and bugfixes for Quantinuum Systems, are reported below. The link will open a PDF file in the web browser.

Name

Date

Description

Link

Quantinuum Helios

2025-11-05

Quantinuum Helios-1 Release

View PDF

Quantinuum Systems

2026-01-05

Legacy API Sunset

View PDF

System Model H1

2025-07-15

System Model H1 Retirement

View PDF

System Model H2

2024-12-19

System Model H2-2 Release

View PDF

Quantinuum Systems

2024-12-02

QIR Addendum

View PDF

Quantinuum Systems

2024-10-23

QIR & Nexus

View PDF

System Model H2

2024-05-01

System Model H2 N=56 Upgrade

View PDF

System Model H1

2023-11-01

H1-2 QPU and Emulator Sunset

View PDF

System Model H1

2023-07-17

H1-2 Update to 20 Qubits

View PDF

System Model H2

2023-04-19

System Model H2 Release

View PDF

System Model H1

2023-02-26

System Model H1 Emulator Noise Parameters Update

View PDF

System Model H1

2022-12-01

TKET Compilation Integration into H-Series Software Stack

View PDF

System Model H1

2022-12-01

System Model H1 Emulator Noise Parameters Available to Users

View PDF

System Model H1

2022-10-03

H1 Native Gate Set Update

View PDF

System Model H1

2022-06-14

H1 Updates

View PDF

System Model H1

2022-03-13

Upcoming System Model H1 Emulator updates

View PDF

System Model H1

2021-09-10

Upcoming System Model H1 hardware changes

View PDF