NVIDIA/cuQuantum

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Home for cuQuantum Python & NVIDIA cuQuantum SDK C++ samples

Stars: 499
Forks: 102
Open beginner issues: 0
Indexed issues: 29

Dominant language: Jupyter Notebook
License: BSD-3-Clause
Last GitHub push: Sep 10, 2026
Latest indexed: Sep 19, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed
PR merge metrics: No merged PRs in 30d

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29 open issues indexed

One-mode MPS NetworkState is rejected despite documented output layout Open

Difficulty 4/5 3-5 days Newbie friendliness 48/100

NVIDIA/cuQuantum#227 · Opened Jul 31, 2026
Malformed Discussions URL in CONTRIBUTING.md Open

Difficulty 1/5 Under an hour Newbie friendliness 94/100

NVIDIA/cuQuantum#226 · Opened Jul 31, 2026
MPS usage with NetworkState in cuQuantum python produces integer overflow Open

Difficulty 3/5 1-2 days Newbie friendliness 78/100

NVIDIA/cuQuantum#225 · Opened Jun 18, 2026
Unable to install benchmarks: No module named 'pkg_resources' Open

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

NVIDIA/cuQuantum#224 · 1 comment · Opened Jun 4, 2026
Qubit limit for pauli propagation Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

NVIDIA/cuQuantum#216 · 2 comments · Opened Mar 24, 2026
CliffordGate not correctly matching supported gates Open

NVIDIA/cuQuantum#214 · 4 comments · 1 assignee · Opened Mar 16, 2026
operator_mpi_example.py results in DISTRIBUTED_FAILURE (27) Open

NVIDIA/cuQuantum#211 · 12 comments · 1 assignee · Opened Feb 8, 2026
Pauli propagation sample Open

Difficulty 3/5 1-2 days Newbie friendliness 38/100

NVIDIA/cuQuantum#207 · 1 comment · Opened Jan 19, 2026
Broken link Open

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

NVIDIA/cuQuantum#206 · 1 comment · Opened Jan 19, 2026
Is there a way to have the recipe of cuquantum appliance? Open

Difficulty 3/5 1-2 days Newbie friendliness 42/100

NVIDIA/cuQuantum#205 · 3 comments · Opened Jan 9, 2026
Package error Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

NVIDIA/cuQuantum#193 · 8 comments · Opened Sep 17, 2025
RuntimeError: Peer-to-peer device memory access is not supported after upgrading driver 555 → 570 on Azure NC96ads_A100_v4 (4 × NVIDIA A100) Open

NVIDIA/cuQuantum#191 · 1 comment · 1 assignee · Opened Sep 16, 2025
Please help me how to simulate statevector using multi machines Open

NVIDIA/cuQuantum#188 · 14 comments · 1 assignee · Opened Aug 13, 2025
cuQuantum Appliance- 24.08-x86_64 provider tools problem Open

NVIDIA/cuQuantum#165 · 1 comment · 1 assignee · Opened Nov 15, 2024
Cuquantum appliance: Can´t install and run own python package package in Cuquantum appliance when using apptainer Open

NVIDIA/cuQuantum#164 · 2 comments · 1 assignee · Opened Nov 5, 2024
[Feature Request] Python type annotation Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

NVIDIA/cuQuantum#155 · 4 comments · Opened Aug 21, 2024
[Question] How does cuTensorNet behave when `CONFIG_NUM_HYPER_SAMPLES` uses its default value (SamplerAttribute)? Open

NVIDIA/cuQuantum#153 · 5 comments · 1 assignee · Opened Aug 19, 2024
Qiskit statevector simulator returns wrong result when skipping classical bits. Open

NVIDIA/cuQuantum#142 · 3 comments · 1 assignee · Opened Jun 26, 2024
Support CUDA-Q kernels for CircuitToEinsum Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

NVIDIA/cuQuantum#141 · 4 comments · Opened Jun 15, 2024
Can't run pennyLane benchmarks in 23.10 cuQuantum Appliance Open

NVIDIA/cuQuantum#130 · 8 comments · 2 assignees · Opened Apr 5, 2024
Sudo permission issue for cuquantum-appliance:23.10 container Open

NVIDIA/cuQuantum#125 · 7 comments · 1 assignee · Opened Mar 13, 2024
Functions for arithmetic operations of two tensor networks Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

NVIDIA/cuQuantum#119 · 3 comments · Opened Feb 12, 2024
gpu issue on qiskit - aer method , docker - cuquantum-appliance:23.10 Open

question triage

NVIDIA/cuQuantum#113 · 1 comment · 1 assignee · Opened Jan 28, 2024
Releasing `qsim_mgpu` source on GitHub instead of only binaries the Docker container Open

enhancement question

NVIDIA/cuQuantum#106 · 2 comments · 2 assignees · Opened Dec 7, 2023
Request for releasing a new version of cuQuantum Appliance Open

enhancement question

NVIDIA/cuQuantum#98 · 4 comments · 1 reaction · 1 assignee · Opened Oct 31, 2023
[Feature] [Unprioritized] Rust Language Support Open

enhancement triage

NVIDIA/cuQuantum#92 · 1 comment · 1 reaction · 2 assignees · Opened Oct 12, 2023
[Feature] [Unprioritized] CircuitToEinsum: batched expectation values Open

enhancement

NVIDIA/cuQuantum#91 · 2 assignees · Opened Sep 26, 2023
[Performance] cuTN circuit2einsum slower than opt_einsum Open

bug invalid triage

NVIDIA/cuQuantum#90 · 5 comments · 2 assignees · Opened Sep 26, 2023
Strange behavior with diagonal gates. Open

NVIDIA/cuQuantum#73 · 15 comments · 2 reactions · 1 assignee · Opened Jul 25, 2023

NVIDIA/cuQuantum

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