diff --git a/.github/actions/build/action.yml b/.github/actions/build/action.yml
index 6b90dbd5..5605659b 100644
--- a/.github/actions/build/action.yml
+++ b/.github/actions/build/action.yml
@@ -13,6 +13,9 @@ inputs:
   host-platform:
     required: true
     type: string
+  cuda-version:
+    required: true
+    type: string
   upload-enabled:
     required: true
     type: boolean
@@ -58,17 +61,26 @@ runs:
         if-no-files-found: error
         overwrite: 'true'
 
+    - name: Set up mini CTK
+      uses: ./.github/actions/fetch_ctk
+      continue-on-error: false
+      with:
+        host-platform: ${{ inputs.host-platform }}
+        cuda-version: ${{ inputs.cuda-version }}
+        fail-on-ctk-cache-miss: false
+
     - name: Build cuda.bindings wheel
       uses: pypa/cibuildwheel@v2.22.0
       env:
         CIBW_BUILD: ${{ env.CIBW_BUILD }}
         CIBW_ARCHS_LINUX: "native"
         CIBW_BUILD_VERBOSITY: 1
+        # CIBW mounts the host filesystem under /host
         CIBW_ENVIRONMENT_LINUX: >
-          CUDA_PATH="$(realpath ./cuda_toolkit)"
+          CUDA_PATH=/host/${{ env.CUDA_PATH }}
           PARALLEL_LEVEL=${{ env.PARALLEL_LEVEL }}
         CIBW_ENVIRONMENT_WINDOWS: >
-          CUDA_HOME="$(cygpath -w $(realpath ./cuda_toolkit))"
+          CUDA_HOME="$(cygpath -w /host/${{ env.CUDA_PATH }})"
         #  PARALLEL_LEVEL=${{ env.PARALLEL_LEVEL }}
         # # ensure Python.h & co can be found
         # CIBW_BEFORE_BUILD_WINDOWS: >
diff --git a/.github/actions/fetch_ctk/action.yml b/.github/actions/fetch_ctk/action.yml
new file mode 100644
index 00000000..3c7f7a24
--- /dev/null
+++ b/.github/actions/fetch_ctk/action.yml
@@ -0,0 +1,117 @@
+name: Fetch mini CTK
+
+description: Fetch (or create) a mini CUDA Toolkit from cache
+
+inputs:
+  host-platform:
+    required: true
+    type: string
+  cuda-version:
+    required: true
+    type: string
+  fail-on-ctk-cache-miss:
+    required: true
+    type: boolean
+
+runs:
+  using: composite
+  steps:
+    - name: Set up CTK cache variable
+      shell: bash --noprofile --norc -xeuo pipefail {0}
+      run: |
+        echo "CTK_CACHE_KEY=mini-ctk-${{ inputs.cuda-version }}-${{ inputs.host-platform }}" >> $GITHUB_ENV
+        echo "CTK_CACHE_FILENAME=mini-ctk-${{ inputs.cuda-version }}-${{ inputs.host-platform }}.tar.gz" >> $GITHUB_ENV
+
+    - name: Download CTK cache
+      id: ctk-get-cache
+      uses: actions/cache/restore@v4
+      continue-on-error: true
+      with:
+        key: ${{ env.CTK_CACHE_KEY }}
+        path: ./${{ env.CTK_CACHE_FILENAME }}
+        fail-on-cache-miss: ${{ inputs.fail-on-ctk-cache-miss }}
+
+    - name: Get CUDA components
+      if: ${{ steps.ctk-get-cache.outputs.cache-hit != 'true' }}
+      shell: bash --noprofile --norc -xeuo pipefail {0}
+      run: |
+        CUDA_PATH="$(pwd)/cuda_toolkit"
+        mkdir $CUDA_PATH
+
+        # The binary archives (redist) are guaranteed to be updated as part of the release posting.
+        CTK_BASE_URL="https://developer.download.nvidia.com/compute/cuda/redist/"
+        CTK_JSON_URL="$CTK_BASE_URL/redistrib_${{ inputs.cuda-version }}.json"
+        if [[ "${{ inputs.host-platform }}" == linux* ]]; then
+          if [[ "${{ inputs.host-platform }}" == "linux-x64" ]]; then
+            CTK_SUBDIR="linux-x86_64"
+          elif [[ "${{ inputs.host-platform }}" == "linux-aarch64" ]]; then
+            CTK_SUBDIR="linux-sbsa"
+          fi
+          function extract() {
+            tar -xvf $1 -C $CUDA_PATH --strip-components=1
+          }
+        elif [[ "${{ inputs.host-platform }}" == "win-x64" ]]; then
+          CTK_SUBDIR="windows-x86_64"
+          function extract() {
+            _TEMP_DIR_=$(mktemp -d)
+            unzip $1 -d $_TEMP_DIR_
+            cp -r $_TEMP_DIR_/*/* $CUDA_PATH
+            rm -rf $_TEMP_DIR_
+          }
+        fi
+        function populate_cuda_path() {
+          # take the component name as a argument
+          function download() {
+            curl -kLSs $1 -o $2
+          }
+          CTK_COMPONENT=$1
+          CTK_COMPONENT_REL_PATH="$(curl -s $CTK_JSON_URL |
+              python -c "import sys, json; print(json.load(sys.stdin)['${CTK_COMPONENT}']['${CTK_SUBDIR}']['relative_path'])")"
+          CTK_COMPONENT_URL="${CTK_BASE_URL}/${CTK_COMPONENT_REL_PATH}"
+          CTK_COMPONENT_COMPONENT_FILENAME="$(basename $CTK_COMPONENT_REL_PATH)"
+          download $CTK_COMPONENT_URL $CTK_COMPONENT_COMPONENT_FILENAME
+          extract $CTK_COMPONENT_COMPONENT_FILENAME
+          rm $CTK_COMPONENT_COMPONENT_FILENAME
+        }
+
+        # Get headers and shared libraries in place
+        # Note: the existing artifact would need to be manually deleted (ex: through web UI)
+        # if this list is changed, as the artifact actions do not offer any option for us to
+        # invalidate the artifact.
+        populate_cuda_path cuda_nvcc
+        populate_cuda_path cuda_cudart
+        populate_cuda_path cuda_nvrtc
+        populate_cuda_path cuda_profiler_api
+        populate_cuda_path libnvjitlink
+        ls -l $CUDA_PATH
+
+        # Prepare the cache
+        # Note: try to escape | and > ...
+        tar -czvf ${CTK_CACHE_FILENAME} ${CUDA_PATH}
+
+        # Note: the headers will be copied into the cibuildwheel manylinux container,
+        # so setting the CUDA_PATH env var here is meaningless.
+
+    - name: Upload CTK cache
+      if: ${{ always() &&
+              steps.ctk-get-cache.outputs.cache-hit != 'true' }}
+      uses: actions/cache/save@v4
+      with:
+        key: ${{ env.CTK_CACHE_KEY }}
+        path: ./${{ env.CTK_CACHE_FILENAME }}
+
+    - name: Restore CTK cache
+      if: ${{ steps.ctk-get-cache.outputs.cache-hit == 'true' }}
+      shell: bash --noprofile --norc -xeuo pipefail {0}
+      run: |
+        ls -l
+        CUDA_PATH="$(pwd)/cuda_toolkit"
+        tar -xzvf $CTK_CACHE_FILENAME
+        ls -l $CUDA_PATH
+        if [ ! -d "$CUDA_PATH/include" ]; then
+          exit 1
+        fi
+
+        echo "CUDA_PATH=${CUDA_PATH}" >> $GITHUB_ENV
+        echo "PATH=${PATH:-}:${CUDA_PATH}/bin" >> $GITHUB_ENV
+        echo "LD_LIBRARY_PATH=${LD_LIBRARY_PATH:-}:${CUDA_PATH}/lib" >> $GITHUB_ENV
diff --git a/.github/actions/setup/action.yml b/.github/actions/setup/action.yml
index 084f4c2f..9eddec5f 100644
--- a/.github/actions/setup/action.yml
+++ b/.github/actions/setup/action.yml
@@ -47,101 +47,6 @@ runs:
       run: |
         env
 
-    - name: Set up CTK cache variable
-      shell: bash --noprofile --norc -xeuo pipefail {0}
-      run: |
-        echo "CTK_CACHE_KEY=mini-ctk-${{ inputs.cuda-version }}-${{ inputs.host-platform }}" >> $GITHUB_ENV
-        echo "CTK_CACHE_FILENAME=mini-ctk-${{ inputs.cuda-version }}-${{ inputs.host-platform }}.tar.gz" >> $GITHUB_ENV
-
-    - name: Download CTK cache
-      id: ctk-get-cache
-      uses: actions/cache/restore@v4
-      continue-on-error: true
-      with:
-        key: ${{ env.CTK_CACHE_KEY }}
-        path: ./${{ env.CTK_CACHE_FILENAME }}
-
-    - name: Get CUDA components
-      if: ${{ steps.ctk-get-cache.outputs.cache-hit != 'true' }}
-      shell: bash --noprofile --norc -xeuo pipefail {0}
-      run: |
-        CUDA_PATH="./cuda_toolkit"
-        mkdir $CUDA_PATH
-
-        # The binary archives (redist) are guaranteed to be updated as part of the release posting.
-        CTK_BASE_URL="https://developer.download.nvidia.com/compute/cuda/redist/"
-        CTK_JSON_URL="$CTK_BASE_URL/redistrib_${{ inputs.cuda-version }}.json"
-        if [[ "${{ inputs.host-platform }}" == linux* ]]; then
-          if [[ "${{ inputs.host-platform }}" == "linux-x64" ]]; then
-            CTK_SUBDIR="linux-x86_64"
-          elif [[ "${{ inputs.host-platform }}" == "linux-aarch64" ]]; then
-            CTK_SUBDIR="linux-sbsa"
-          fi
-          function extract() {
-            tar -xvf $1 -C $CUDA_PATH --strip-components=1
-          }
-        elif [[ "${{ inputs.host-platform }}" == "win-x64" ]]; then
-          CTK_SUBDIR="windows-x86_64"
-          function extract() {
-            _TEMP_DIR_=$(mktemp -d)
-            unzip $1 -d $_TEMP_DIR_
-            cp -r $_TEMP_DIR_/*/* $CUDA_PATH
-            rm -rf $_TEMP_DIR_
-          }
-        fi
-        function populate_cuda_path() {
-          # take the component name as a argument
-          function download() {
-            curl -kLSs $1 -o $2
-          }
-          CTK_COMPONENT=$1
-          CTK_COMPONENT_REL_PATH="$(curl -s $CTK_JSON_URL |
-              python -c "import sys, json; print(json.load(sys.stdin)['${CTK_COMPONENT}']['${CTK_SUBDIR}']['relative_path'])")"
-          CTK_COMPONENT_URL="${CTK_BASE_URL}/${CTK_COMPONENT_REL_PATH}"
-          CTK_COMPONENT_COMPONENT_FILENAME="$(basename $CTK_COMPONENT_REL_PATH)"
-          download $CTK_COMPONENT_URL $CTK_COMPONENT_COMPONENT_FILENAME
-          extract $CTK_COMPONENT_COMPONENT_FILENAME
-          rm $CTK_COMPONENT_COMPONENT_FILENAME
-        }
-
-        # Get headers and shared libraries in place
-        # Note: the existing artifact would need to be manually deleted (ex: through web UI)
-        # if this list is changed, as the artifact actions do not offer any option for us to
-        # invalidate the artifact.
-        populate_cuda_path cuda_nvcc
-        populate_cuda_path cuda_cudart
-        populate_cuda_path cuda_nvrtc
-        populate_cuda_path cuda_profiler_api
-        populate_cuda_path libnvjitlink
-        ls -l $CUDA_PATH
-
-        # Prepare the cache
-        # Note: try to escape | and > ...
-        tar -czvf ${CTK_CACHE_FILENAME} ${CUDA_PATH}
-
-        # Note: the headers will be copied into the cibuildwheel manylinux container,
-        # so setting the CUDA_PATH env var here is meaningless.
-
-    - name: Upload CTK cache
-      if: ${{ always() &&
-              steps.ctk-get-cache.outputs.cache-hit != 'true' }}
-      uses: actions/cache/save@v4
-      with:
-        key: ${{ env.CTK_CACHE_KEY }}
-        path: ./${{ env.CTK_CACHE_FILENAME }}
-
-    - name: Restore CTK cache
-      if: ${{ steps.ctk-get-cache.outputs.cache-hit == 'true' }}
-      shell: bash --noprofile --norc -xeuo pipefail {0}
-      run: |
-        ls -l
-        CUDA_PATH="./cuda_toolkit"
-        tar -xzvf $CTK_CACHE_FILENAME
-        ls -l $CUDA_PATH
-        if [ ! -d "$CUDA_PATH/include" ]; then
-          exit 1
-        fi
-
     - name: Set environment variables
       shell: bash --noprofile --norc -xeuo pipefail {0}
       run: |
diff --git a/.github/actions/test/action.yml b/.github/actions/test/action.yml
index 079dd039..d8748f7e 100644
--- a/.github/actions/test/action.yml
+++ b/.github/actions/test/action.yml
@@ -3,6 +3,12 @@ name: test
 description: Run tests in specified project
 
 inputs:
+  host-platform:
+    required: true
+    type: string
+  cuda-version:
+    required: true
+    type: string
   test-options:
     required: true
     type: string
@@ -50,39 +56,19 @@ runs:
       with:
         python-version: ${{ env.PYTHON_VERSION }}
 
-    - name: Set up CTK cache variable
-      shell: bash --noprofile --norc -xeuo pipefail {0}
-      run: |
-        echo "CTK_CACHE_KEY=mini-ctk-${CTK_BUILD_VER}-${HOST_PLATFORM}" >> $GITHUB_ENV
-        echo "CTK_CACHE_FILENAME=mini-ctk-${CTK_BUILD_VER}-${HOST_PLATFORM}.tar.gz" >> $GITHUB_ENV
-
-    - name: Download CTK cache
-      id: ctk-get-cache
-      uses: actions/cache/restore@v4
-      continue-on-error: true
+    - name: Set up mini CTK
+      uses: ./.github/actions/fetch_ctk
+      continue-on-error: false
       with:
-        key: ${{ env.CTK_CACHE_KEY }}
-        path: ./${{ env.CTK_CACHE_FILENAME }}
-        fail-on-cache-miss: true
-
-    - name: Restore CTK cache
-      shell: bash --noprofile --norc -xeuo pipefail {0}
-      run: |
-        ls -l
-        CUDA_PATH="$(pwd)/cuda_toolkit"
-        tar -xzvf $CTK_CACHE_FILENAME
-        ls -l $CUDA_PATH
-        if [ ! -d "$CUDA_PATH/include" ]; then
-          exit 1
-        fi
-
-        echo "CUDA_PATH=$CUDA_PATH" >> $GITHUB_ENV
-        echo "PATH=$PATH:$CUDA_PATH/bin" >> $GITHUB_ENV
-        echo "LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$CUDA_PATH/lib" >> $GITHUB_ENV
+        host-platform: ${{ inputs.host-platform }}
+        cuda-version: ${{ inputs.cuda-version }}
+        fail-on-ctk-cache-miss: true
 
     - name: Run test / analysis
       shell: bash --noprofile --norc -xeuo pipefail {0}
       run: |
+        ls $CUDA_PATH
+
         REPO_DIR=$(pwd)
 
         cd "${CUDA_BINDINGS_ARTIFACTS_DIR}"
diff --git a/.github/workflows/gh-build-and-test.yml b/.github/workflows/gh-build-and-test.yml
index e92d1371..db19dbc5 100644
--- a/.github/workflows/gh-build-and-test.yml
+++ b/.github/workflows/gh-build-and-test.yml
@@ -63,6 +63,7 @@ jobs:
           build-type: ${{ inputs.build-type }}
           target-device: "${{ inputs.target-device }}"
           host-platform: ${{ inputs.host-platform }}
+          cuda-version: ${{ inputs.cuda-version }}
           upload-enabled: ${{ inputs.upload-enabled }}
 
       - name: Pass environment variables
@@ -116,6 +117,8 @@ jobs:
         uses: ./.github/actions/test
         with:
           test-options: ${{ inputs.build-type }}
+          host-platform: ${{ inputs.host-platform }}
+          cuda-version: ${{ inputs.cuda-version }}
         env:
           CUDA_CORE_ARTIFACT_NAME: ${{ needs.build.outputs.CUDA_CORE_ARTIFACT_NAME }}
           CUDA_CORE_ARTIFACTS_DIR: ${{ needs.build.outputs.CUDA_CORE_ARTIFACTS_DIR }}