diff --git a/cuda_core/pixi.lock b/cuda_core/pixi.lock
index d442d10902..15c1a30b09 100644
--- a/cuda_core/pixi.lock
+++ b/cuda_core/pixi.lock
@@ -41,6 +41,7 @@ environments:
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       - conda: https://conda.anaconda.org/conda-forge/linux-64/icu-75.1-he02047a_0.conda
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       - conda: https://conda.anaconda.org/conda-forge/noarch/pytest-benchmark-5.2.3-pyhd8ed1ab_0.conda
+      - conda: https://conda.anaconda.org/conda-forge/noarch/pytest-randomly-3.15.0-pyhd8ed1ab_0.conda
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       - conda: https://conda.anaconda.org/conda-forge/noarch/tzdata-2025b-h78e105d_0.conda
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       - conda: https://conda.anaconda.org/conda-forge/linux-64/zstd-1.5.7-hb8e6e7a_2.conda
       - conda: .
         subdir: linux-64
@@ -131,6 +134,7 @@ environments:
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       - conda: https://conda.anaconda.org/conda-forge/linux-aarch64/gxx_impl_linux-aarch64-14.3.0-h72695c8_7.conda
+      - conda: https://conda.anaconda.org/conda-forge/noarch/importlib-metadata-8.7.0-pyhe01879c_1.conda
       - conda: https://conda.anaconda.org/conda-forge/noarch/iniconfig-2.3.0-pyhd8ed1ab_0.conda
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       - conda: https://conda.anaconda.org/conda-forge/linux-aarch64/ld_impl_linux-aarch64-2.45-hd32f0e1_0.conda
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       - conda: https://conda.anaconda.org/conda-forge/noarch/pytest-benchmark-5.2.3-pyhd8ed1ab_0.conda
+      - conda: https://conda.anaconda.org/conda-forge/noarch/pytest-randomly-3.15.0-pyhd8ed1ab_0.conda
       - conda: https://conda.anaconda.org/conda-forge/linux-aarch64/python-3.14.0-hb06a95a_102_cp314.conda
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+      - conda: https://conda.anaconda.org/conda-forge/noarch/importlib-metadata-8.7.0-pyhe01879c_1.conda
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       - conda: https://conda.anaconda.org/conda-forge/noarch/pytest-benchmark-5.2.3-pyhd8ed1ab_0.conda
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@@ -347,6 +357,7 @@ environments:
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       - conda: https://conda.anaconda.org/conda-forge/noarch/pytest-benchmark-5.2.3-pyhd8ed1ab_0.conda
+      - conda: https://conda.anaconda.org/conda-forge/noarch/pytest-randomly-3.15.0-pyhd8ed1ab_0.conda
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       - conda: https://conda.anaconda.org/conda-forge/noarch/pytest-benchmark-5.2.3-pyhd8ed1ab_0.conda
+      - conda: https://conda.anaconda.org/conda-forge/noarch/pytest-randomly-3.15.0-pyhd8ed1ab_0.conda
       - conda: https://conda.anaconda.org/conda-forge/win-64/python-3.14.0-h4b44e0e_102_cp314.conda
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       - conda: https://conda.anaconda.org/conda-forge/noarch/setuptools-80.9.0-pyhff2d567_0.conda
@@ -519,6 +536,7 @@ environments:
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       - conda: https://conda.anaconda.org/conda-forge/win-64/vcomp14-14.44.35208-h818238b_32.conda
+      - conda: https://conda.anaconda.org/conda-forge/noarch/zipp-3.23.0-pyhd8ed1ab_0.conda
       - conda: https://conda.anaconda.org/conda-forge/win-64/zstd-1.5.7-hbeecb71_2.conda
       - conda: .
         subdir: win-64
@@ -1064,7 +1082,7 @@ packages:
   - cuda-cudart >=13.0.96,<14.0a0
   license: Apache-2.0
   input:
-    hash: 830cc430c8053b2865d6c3e8e27f4ffaefad63424a7d5834e226b1106d9977ba
+    hash: cad94f8aeaf5afe14ac1dc0afe88dce92c5a7fafe13400dbe35c539e23173274
     globs:
     - pyproject.toml
 - conda: .
@@ -1083,7 +1101,7 @@ packages:
   - cuda-cudart >=13.0.96,<14.0a0
   license: Apache-2.0
   input:
-    hash: 830cc430c8053b2865d6c3e8e27f4ffaefad63424a7d5834e226b1106d9977ba
+    hash: cad94f8aeaf5afe14ac1dc0afe88dce92c5a7fafe13400dbe35c539e23173274
     globs:
     - pyproject.toml
 - conda: .
@@ -1100,7 +1118,7 @@ packages:
   - python_abi 3.14.* *_cp314
   license: Apache-2.0
   input:
-    hash: 830cc430c8053b2865d6c3e8e27f4ffaefad63424a7d5834e226b1106d9977ba
+    hash: cad94f8aeaf5afe14ac1dc0afe88dce92c5a7fafe13400dbe35c539e23173274
     globs:
     - pyproject.toml
 - conda: https://conda.anaconda.org/conda-forge/noarch/cuda-crt-dev_linux-64-12.9.86-ha770c72_2.conda
@@ -2352,6 +2370,17 @@ packages:
   license_family: MIT
   size: 12129203
   timestamp: 1720853576813
+- conda: https://conda.anaconda.org/conda-forge/noarch/importlib-metadata-8.7.0-pyhe01879c_1.conda
+  sha256: c18ab120a0613ada4391b15981d86ff777b5690ca461ea7e9e49531e8f374745
+  md5: 63ccfdc3a3ce25b027b8767eb722fca8
+  depends:
+  - python >=3.9
+  - zipp >=3.20
+  - python
+  license: Apache-2.0
+  license_family: APACHE
+  size: 34641
+  timestamp: 1747934053147
 - conda: https://conda.anaconda.org/conda-forge/noarch/iniconfig-2.3.0-pyhd8ed1ab_0.conda
   sha256: e1a9e3b1c8fe62dc3932a616c284b5d8cbe3124bbfbedcf4ce5c828cb166ee19
   md5: 9614359868482abba1bd15ce465e3c42
@@ -3680,6 +3709,17 @@ packages:
   license_family: BSD
   size: 43976
   timestamp: 1762716480208
+- conda: https://conda.anaconda.org/conda-forge/noarch/pytest-randomly-3.15.0-pyhd8ed1ab_0.conda
+  sha256: bd1953e4bc20ffd52cfee41b27b3a781ca6e281004d0dd59e2dd60b0192c7a86
+  md5: 203b5d3f85a47940f7ec6b6e1747786e
+  depends:
+  - importlib-metadata >=3.6.0
+  - pytest
+  - python >=3.6
+  license: MIT
+  license_family: MIT
+  size: 14133
+  timestamp: 1692131735622
 - conda: https://conda.anaconda.org/conda-forge/linux-64/python-3.14.0-h32b2ec7_102_cp314.conda
   build_number: 102
   sha256: 76d750045b94fded676323bfd01975a26a474023635735773d0e4d80aaa72518
@@ -3962,6 +4002,15 @@ packages:
   license_family: Proprietary
   size: 114846
   timestamp: 1760418593847
+- conda: https://conda.anaconda.org/conda-forge/noarch/zipp-3.23.0-pyhd8ed1ab_0.conda
+  sha256: 7560d21e1b021fd40b65bfb72f67945a3fcb83d78ad7ccf37b8b3165ec3b68ad
+  md5: df5e78d904988eb55042c0c97446079f
+  depends:
+  - python >=3.9
+  license: MIT
+  license_family: MIT
+  size: 22963
+  timestamp: 1749421737203
 - conda: https://conda.anaconda.org/conda-forge/linux-64/zstd-1.5.7-hb8e6e7a_2.conda
   sha256: a4166e3d8ff4e35932510aaff7aa90772f84b4d07e9f6f83c614cba7ceefe0eb
   md5: 6432cb5d4ac0046c3ac0a8a0f95842f9
diff --git a/cuda_core/pixi.toml b/cuda_core/pixi.toml
index e60e6be644..83aac1a6fa 100644
--- a/cuda_core/pixi.toml
+++ b/cuda_core/pixi.toml
@@ -16,6 +16,7 @@ cuda-core = { path = "." }
 [feature.test.dependencies]
 pytest = "*"
 pytest-benchmark = "*"
+pytest-randomly = "*"
 
 [feature.cython-tests.dependencies]
 cython = ">=3.2,<3.3"     # for tests that exercise APIs from cython
diff --git a/cuda_core/pyproject.toml b/cuda_core/pyproject.toml
index a920005f21..af99ddd361 100644
--- a/cuda_core/pyproject.toml
+++ b/cuda_core/pyproject.toml
@@ -51,7 +51,7 @@ cu12 = ["cuda-bindings[all]==12.*"]
 cu13 = ["cuda-bindings[all]==13.*"]
 
 [dependency-groups]
-test = ["cython>=3.2,<3.3", "setuptools", "pytest>=6.2.4"]
+test = ["cython>=3.2,<3.3", "setuptools", "pytest>=6.2.4", "pytest-randomly"]
 test-cu12 = ["cuda-core[test]", "cupy-cuda12x; python_version < '3.14'", "cuda-toolkit[cudart]==12.*"]  # runtime headers needed by CuPy
 test-cu13 = ["cuda-core[test]", "cupy-cuda13x; python_version < '3.14'", "cuda-toolkit[cudart]==13.*"]  # runtime headers needed by CuPy
 # free threaded build, cupy doesn't support free-threaded builds yet, so avoid installing it for now