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Python latency testing & benchmarking

cuda.bindingsEverything related to the cuda.bindings moduleEverything related to the cuda.bindings module

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

Status: Open.

Initiative

#1580 In NVIDIA/cuda-python;

· leofang opened on Feb 5, 2026

[BUG]: cuda.core.experimental._stream.IsStreamT and cuda.core.experimental._memory.DevicePointerT missing in v0.5.0

bugSomething isn't workingSomething isn't working

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

P0High priority - Must do!High priority - Must do!

Status: Open.

#1419 In NVIDIA/cuda-python;

· xiakun-lu opened on Dec 22, 2025

[EPIC] Support CUDA graphs

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

enhancementAny code-related improvementsAny code-related improvements

P0High priority - Must do!High priority - Must do!

Status: Open.

Epic

#111 In NVIDIA/cuda-python;

· leofang opened on Sep 19, 2024

[EPIC] Support green contexts

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

EPICSoul of a releaseSoul of a release

featureNew feature or requestNew feature or request

P1Medium priority - Should doMedium priority - Should do

Status: Open.

Epic

#112 In NVIDIA/cuda-python;

· leofang opened on Sep 19, 2024

GreenContext: Support allocating SMs

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

featureNew feature or requestNew feature or request

Status: Open.

#1563 In NVIDIA/cuda-python;

· leofang opened on Feb 2, 2026

[BUG]: numba-cuda SEGV with cuda.core when cuLibraryUnload is Enabled

bugSomething isn't workingSomething isn't working

Status: Open.

Bug

#1670 In NVIDIA/cuda-python;

· Andy-Jost opened on Feb 20, 2026

RFC: Cythonize cuda.core while keeping it CUDA-agnostic

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

enhancementAny code-related improvementsAny code-related improvements

P0High priority - Must do!High priority - Must do!

packagingAnything related to wheels or Conda packagesAnything related to wheels or Conda packages

RFCPlans and announcementsPlans and announcements

Status: Open.

#866 In NVIDIA/cuda-python;

· leofang opened on Aug 20, 2025

Support managed memory advise, prefetch, and discard-prefetch

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

featureNew feature or requestNew feature or request

P1Medium priority - Should doMedium priority - Should do

Status: Open.

#1332 In NVIDIA/cuda-python;

· leofang opened on Dec 6, 2025

[FEA]: Tests for ltoir, fatbin, object, and library constructors

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

P1Medium priority - Should doMedium priority - Should do

testImprovements or additions to testsImprovements or additions to tests

Status: Open.

#663 In NVIDIA/cuda-python;

· brandon-b-miller opened on May 29, 2025

Provide a fast path for constructing a StridedMemoryView from a cupy.ndarray

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

enhancementAny code-related improvementsAny code-related improvements

P1Medium priority - Should doMedium priority - Should do

Status: Open.

#748 In NVIDIA/cuda-python;

· leofang opened on Jul 8, 2025

Implement Context.__init__() in cuda.core.experimental._context

blockedThis task is currently blocked by other tasksThis task is currently blocked by other tasks

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

featureNew feature or requestNew feature or request

Status: Open.

Enhancement

#189 In NVIDIA/cuda-python;

· keenan-simpson opened on Oct 25, 2024

Feature Request: Device context manager for temporary device switching

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

Status: Open.

#1586 In NVIDIA/cuda-python;

· bdice opened on Feb 6, 2026

Add Device context manager for temporary device switching

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

featureNew feature or requestNew feature or request

Status: Draft (not ready).

NVIDIA/cuda-pythonnumber 1597

#1597 In NVIDIA/cuda-python;

· Andy-Jost opened on Feb 11, 2026

WIP: Support passing SMV as a kernel argument of type cuda::std::mdspan

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

featureNew feature or requestNew feature or request

Status: Draft (not ready).

NVIDIA/cuda-pythonnumber 1387

#1387 In NVIDIA/cuda-python;

· leofang opened on Dec 16, 2025

refactor(tests): replace exec() with importlib in example runner

Status: Open (in progress).

NVIDIA/cuda-pythonnumber 1628

#1628 In NVIDIA/cuda-python;

· OfficialSerge opened on Feb 14, 2026

test_vmm_allocator_policy_configuration failure: Windows / A6000 / WDDM

bugSomething isn't workingSomething isn't working

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

P1Medium priority - Should doMedium priority - Should do

Status: Open.

Bug

#1264 In NVIDIA/cuda-python;

· rwgk opened on Nov 18, 2025

Add cuda.core.utils.get_aligned_dtype

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

featureNew feature or requestNew feature or request

P1Medium priority - Should doMedium priority - Should do

Status: Open.

#734 In NVIDIA/cuda-python;

· leofang opened on Jun 27, 2025

WIP: Add cuda.core.utils.make_aligned_dtype

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

featureNew feature or requestNew feature or request

P0High priority - Must do!High priority - Must do!

Status: Draft (not ready).

NVIDIA/cuda-pythonnumber 1636

#1636 In NVIDIA/cuda-python;

· leofang opened on Feb 18, 2026

[BUG]: Identifier "__nanosleep" is undefined

bugSomething isn't workingSomething isn't working

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

Status: Open.

Bug

#1709 In NVIDIA/cuda-python;

· Andy-Jost opened on Mar 2, 2026

[FEA]: private constructor prevents derived classes of cythonized Stream, Event

bugSomething isn't workingSomething isn't working

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

P0High priority - Must do!High priority - Must do!

Status: Open.

#750 In NVIDIA/cuda-python;

· carterbox opened on Jul 9, 2025

[Bug]: Move enum explanations and health checks from cuda_core to cuda_bindings

bugSomething isn't workingSomething isn't working

cuda.bindingsEverything related to the cuda.bindings moduleEverything related to the cuda.bindings module

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

P0High priority - Must do!High priority - Must do!

Status: Open.

Bug

#1712 In NVIDIA/cuda-python;

· rwgk opened on Mar 3, 2026

Add installation instructions for uv and pixi

cuda.bindingsEverything related to the cuda.bindings moduleEverything related to the cuda.bindings module

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

cuda.pathfinderEverything related to the cuda.pathfinder moduleEverything related to the cuda.pathfinder module

documentationImprovements or additions to documentationImprovements or additions to documentation

P1Medium priority - Should doMedium priority - Should do

Status: Open.

#1248 In NVIDIA/cuda-python;

· leofang opened on Nov 17, 2025

Add managed-memory advise, prefetch, and discard-prefetch free functions

Status: Open (in progress).

NVIDIA/cuda-pythonnumber 1775

#1775 In NVIDIA/cuda-python;

· rparolin opened on Mar 17, 2026

RFC: make release workflows build and publish artifacts in the release run

CI/CDCI/CD infrastructureCI/CD infrastructure

packagingAnything related to wheels or Conda packagesAnything related to wheels or Conda packages

RFCPlans and announcementsPlans and announcements

Status: Open.

#1759 In NVIDIA/cuda-python;

· cpcloud opened on Mar 12, 2026

Use cuda-pathfinder in build-system.requires

cuda.bindingsEverything related to the cuda.bindings moduleEverything related to the cuda.bindings module

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

enhancementAny code-related improvementsAny code-related improvements

P1Medium priority - Should doMedium priority - Should do

Status: Open (in progress).

NVIDIA/cuda-pythonnumber 1817

#1817 In NVIDIA/cuda-python;

· rwgk opened on Mar 25, 2026