diff --git a/.github/workflows/build-with-clang.yml b/.github/workflows/build-with-clang.yml
index d92b519b..4ae03de1 100644
--- a/.github/workflows/build-with-clang.yml
+++ b/.github/workflows/build-with-clang.yml
@@ -13,7 +13,7 @@ jobs:
 
     strategy:
       matrix:
-        python: ["3.10", "3.11", "3.12", "3.13", "3.14"]
+        python: ["3.10", "3.11", "3.12", "3.13", "3.14", "3.14t"]
         numpy_version: ["'numpy>=2'"]
 
     env:
@@ -55,7 +55,7 @@ jobs:
 
       - name: Install mkl_fft dependencies
         run: |
-          pip install meson-python ninja cython cmake
+          pip install meson-python ninja "cython>=3.1.0" cmake
           pip install ${{ matrix.numpy_version }}
 
       - name: List oneAPI folder content
diff --git a/.github/workflows/build-with-standard-clang.yml b/.github/workflows/build-with-standard-clang.yml
index b3fd979a..bba37bc4 100644
--- a/.github/workflows/build-with-standard-clang.yml
+++ b/.github/workflows/build-with-standard-clang.yml
@@ -13,7 +13,7 @@ jobs:
 
     strategy:
       matrix:
-        python: ["3.10", "3.11", "3.12", "3.13", "3.14"]
+        python: ["3.10", "3.11", "3.12", "3.13", "3.14", "3.14t"]
         numpy_version: ["'numpy>=2'"]
 
     env:
@@ -47,7 +47,7 @@ jobs:
 
       - name: Install mkl_fft dependencies
         run: |
-          pip install meson-python ninja cmake cython mkl-devel
+          pip install meson-python ninja cmake "cython>=3.1.0" mkl-devel
           pip install ${{ matrix.numpy_version }}
 
       - name: Build mkl_fft
diff --git a/.github/workflows/build_pip.yml b/.github/workflows/build_pip.yml
index 53eaaa3b..705dd8b3 100644
--- a/.github/workflows/build_pip.yml
+++ b/.github/workflows/build_pip.yml
@@ -17,8 +17,21 @@ jobs:
 
     strategy:
       matrix:
-        python: ["3.10", "3.11", "3.12", "3.13", "3.14"]
+        python: ["3.10", "3.11", "3.12", "3.13"]
         use_pre: ["", "--pre"]
+        include:
+          - python: "3.14"
+            python_spec: "3.14.* *_cp314"
+            use_pre: ""
+          - python: "3.14"
+            python_spec: "3.14.* *_cp314"
+            use_pre: "--pre"
+          - python: "3.14"
+            python_spec: "3.14.* *_cp314t"
+            use_pre: ""
+          - python: "3.14"
+            python_spec: "3.14.* *_cp314t"
+            use_pre: "--pre"
 
     steps:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
@@ -34,11 +47,11 @@ jobs:
 
       - name: Install MKL
         run: |
-          conda install mkl-devel
+          conda install mkl-devel "python=${{ matrix.python_spec || matrix.python }}"
 
       - name: Build conda package
         run: |
-          pip install --no-cache-dir meson-python ninja cmake cython
+          pip install --no-cache-dir meson-python ninja cmake "cython>=3.1.0"
           pip install --no-cache-dir numpy ${{ matrix.use_pre }}
           pip install -e ".[test]" --no-build-isolation --verbose
           pip list
diff --git a/.github/workflows/conda-package-cf.yml b/.github/workflows/conda-package-cf.yml
index cd250a05..27ab1011 100644
--- a/.github/workflows/conda-package-cf.yml
+++ b/.github/workflows/conda-package-cf.yml
@@ -31,6 +31,12 @@ jobs:
             numpy: "2.3"
           - python: "3.14"
             numpy: "2.3"
+            python_spec: "3.14.* *_cp314"
+            python_tag: "3.14"
+          - python: "3.14"
+            numpy: "2.3"
+            python_spec: "3.14.* *_cp314t"
+            python_tag: "3.14t"
 
     steps:
       - name: Cancel Previous Runs
@@ -53,9 +59,9 @@ jobs:
         with:
           path: ~/.conda/pkgs
           key:
-            ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python }}-${{hashFiles('**/meta.yaml') }}
+            ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python_tag || matrix.python }}-${{hashFiles('**/meta.yaml') }}
           restore-keys: |
-            ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python }}-
+            ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python_tag || matrix.python }}-
             ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-
 
       - name: Add conda to system path
@@ -67,7 +73,7 @@ jobs:
       - name: Build conda package with NumPy 2.x
         run: |
           CHANNELS=(-c conda-forge --override-channels)
-          VERSIONS=(--python "${{ matrix.python }}" --numpy "${{ matrix.numpy }}")
+          VERSIONS=(--python "${{ matrix.python_spec || matrix.python }}" --numpy "${{ matrix.numpy }}")
           TEST=(--no-test)
 
           conda build \
@@ -79,7 +85,7 @@ jobs:
       - name: Upload artifact
         uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a # v7.0.1
         with:
-          name: ${{ env.PACKAGE_NAME }} ${{ runner.os }} Python ${{ matrix.python }}
+          name: ${{ env.PACKAGE_NAME }} ${{ runner.os }} Python ${{ matrix.python_tag || matrix.python }}
           path: /usr/share/miniconda/conda-bld/linux-64/${{ env.PACKAGE_NAME }}-*.conda
 
   test_linux:
@@ -88,10 +94,23 @@ jobs:
 
     strategy:
       matrix:
-        python: ["3.10", "3.11", "3.12", "3.13", "3.14"]
+        python: ["3.10", "3.11", "3.12", "3.13"]
         numpy: ['numpy">=2"']
         experimental: [false]
         runner: [ubuntu-latest]
+        include:
+          - python: "3.14"
+            python_spec: "3.14.* *_cp314"
+            python_tag: "3.14"
+            numpy: 'numpy">=2"'
+            experimental: false
+            runner: ubuntu-latest
+          - python: "3.14"
+            python_spec: "3.14.* *_cp314t"
+            python_tag: "3.14t"
+            numpy: 'numpy">=2"'
+            experimental: false
+            runner: ubuntu-latest
     continue-on-error: ${{ matrix.experimental }}
     env:
       CHANNELS: -c conda-forge --override-channels
@@ -100,7 +119,7 @@ jobs:
       - name: Download artifact
         uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8.0.1
         with:
-          name: ${{ env.PACKAGE_NAME }} ${{ runner.os }} Python ${{ matrix.python }}
+          name: ${{ env.PACKAGE_NAME }} ${{ runner.os }} Python ${{ matrix.python_tag || matrix.python }}
 
       - name: Add conda to system path
         run: echo "$CONDA"/bin >> "$GITHUB_PATH"
@@ -119,7 +138,7 @@ jobs:
       - name: Collect dependencies
         run: |
           CHANNELS=(-c "$GITHUB_WORKSPACE"/channel ${{ env.CHANNELS }})
-          conda create -n ${{ env.TEST_ENV_NAME }} "$PACKAGE_NAME" python=${{ matrix.python }} ${{ matrix.numpy }} "${CHANNELS[@]}" --only-deps --dry-run > lockfile
+          conda create -n ${{ env.TEST_ENV_NAME }} "$PACKAGE_NAME" "python=${{ matrix.python_spec || matrix.python }}" ${{ matrix.numpy }} "${CHANNELS[@]}" --only-deps --dry-run > lockfile
 
       - name: Display lockfile
         run: cat lockfile
@@ -135,15 +154,15 @@ jobs:
         with:
           path: ~/.conda/pkgs
           key:
-            ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python }}-${{hashFiles('lockfile') }}
+            ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python_tag || matrix.python }}-${{hashFiles('lockfile') }}
           restore-keys: |
-            ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python }}-
+            ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python_tag || matrix.python }}-
             ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-
 
       - name: Install mkl_fft
         run: |
           CHANNELS=(-c "$GITHUB_WORKSPACE"/channel ${{ env.CHANNELS }})
-          conda create -n ${{ env.TEST_ENV_NAME }} python=${{ matrix.python }} ${{ matrix.numpy }} "$PACKAGE_NAME" pytest scipy mkl-service "${CHANNELS[@]}"
+          conda create -n ${{ env.TEST_ENV_NAME }} "python=${{ matrix.python_spec || matrix.python }}" ${{ matrix.numpy }} "$PACKAGE_NAME" pytest scipy mkl-service "${CHANNELS[@]}"
           # Test installed packages
           conda list -n ${{ env.TEST_ENV_NAME }}
 
@@ -171,6 +190,12 @@ jobs:
             numpy: "2.3"
           - python: "3.14"
             numpy: "2.3"
+            python_spec: "3.14.* *_cp314"
+            python_tag: "3.14"
+          - python: "3.14"
+            numpy: "2.3"
+            python_spec: "3.14.* *_cp314t"
+            python_tag: "3.14t"
 
     steps:
       - name: Cancel Previous Runs
@@ -201,14 +226,14 @@ jobs:
         with:
           path: /home/runner/conda_pkgs_dir
           key:
-            ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python }}-${{hashFiles('**/meta.yaml') }}
+            ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python_tag || matrix.python }}-${{hashFiles('**/meta.yaml') }}
           restore-keys: |
-            ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python }}-
+            ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python_tag || matrix.python }}-
             ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-
 
       - name: Build conda package with NumPy 2.x
         run: |
-          conda build --no-test --python ${{ matrix.python }} --numpy ${{ matrix.numpy }} -c conda-forge --override-channels conda-recipe-cf
+          conda build --no-test --python "${{ matrix.python_spec || matrix.python }}" --numpy ${{ matrix.numpy }} -c conda-forge --override-channels conda-recipe-cf
 
       - name: Store conda paths as envs
         shell: bash -l {0}
@@ -218,7 +243,7 @@ jobs:
       - name: Upload artifact
         uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a # v7.0.1
         with:
-          name: ${{ env.PACKAGE_NAME }} ${{ runner.os }} Python ${{ matrix.python }}
+          name: ${{ env.PACKAGE_NAME }} ${{ runner.os }} Python ${{ matrix.python_tag || matrix.python }}
           path: ${{ env.CONDA_BLD }}${{ env.PACKAGE_NAME }}-*.conda
 
   test_windows:
@@ -230,10 +255,23 @@ jobs:
 
     strategy:
       matrix:
-        python: ["3.10", "3.11", "3.12", "3.13", "3.14"]
+        python: ["3.10", "3.11", "3.12", "3.13"]
         numpy: ['numpy">=2"']
         experimental: [false]
         runner: [windows-latest]
+        include:
+          - python: "3.14"
+            python_spec: "3.14.* *_cp314"
+            python_tag: "3.14"
+            numpy: 'numpy">=2"'
+            experimental: false
+            runner: windows-latest
+          - python: "3.14"
+            python_spec: "3.14.* *_cp314t"
+            python_tag: "3.14t"
+            numpy: 'numpy">=2"'
+            experimental: false
+            runner: windows-latest
     continue-on-error: ${{ matrix.experimental }}
     env:
       workdir: '${{ github.workspace }}'
@@ -243,7 +281,7 @@ jobs:
       - name: Download artifact
         uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8.0.1
         with:
-          name: ${{ env.PACKAGE_NAME }} ${{ runner.os }} Python ${{ matrix.python }}
+          name: ${{ env.PACKAGE_NAME }} ${{ runner.os }} Python ${{ matrix.python_tag || matrix.python }}
 
       - uses: conda-incubator/setup-miniconda@8ee1f361103df19b6f8c8655fd3967a8ecb162d5 # v4.0.1
         with:
@@ -289,7 +327,7 @@ jobs:
           FOR /F "tokens=* USEBACKQ" %%F IN (`python -c "%SCRIPT%"`) DO (
              SET PACKAGE_VERSION=%%F
           )
-          conda install -n ${{ env.TEST_ENV_NAME }} ${{ env.PACKAGE_NAME }}=%PACKAGE_VERSION% python=${{ matrix.python }} ${{ matrix.numpy }} -c ${{ env.workdir }}/channel ${{ env.CHANNELS }} --only-deps --dry-run > lockfile
+          conda install -n ${{ env.TEST_ENV_NAME }} ${{ env.PACKAGE_NAME }}=%PACKAGE_VERSION% "python=${{ matrix.python_spec || matrix.python }}" ${{ matrix.numpy }} -c ${{ env.workdir }}/channel ${{ env.CHANNELS }} --only-deps --dry-run > lockfile
 
       - name: Display lockfile content
         shell: pwsh
@@ -302,9 +340,9 @@ jobs:
         with:
           path: /home/runner/conda_pkgs_dir
           key:
-            ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python }}-${{hashFiles('lockfile') }}
+            ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python_tag || matrix.python }}-${{hashFiles('lockfile') }}
           restore-keys: |
-            ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python }}-
+            ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python_tag || matrix.python }}-
             ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-
 
       - name: Install mkl_fft
@@ -319,7 +357,7 @@ jobs:
              SET PACKAGE_VERSION=%%F
           )
           SET "TEST_DEPENDENCIES=pytest scipy mkl-service"
-          conda install -n ${{ env.TEST_ENV_NAME }} ${{ env.PACKAGE_NAME }}=%PACKAGE_VERSION% %TEST_DEPENDENCIES% python=${{ matrix.python }} ${{ matrix.numpy }} -c ${{ env.workdir }}/channel ${{ env.CHANNELS }}
+          conda install -n ${{ env.TEST_ENV_NAME }} ${{ env.PACKAGE_NAME }}=%PACKAGE_VERSION% %TEST_DEPENDENCIES% "python=${{ matrix.python_spec || matrix.python }}" ${{ matrix.numpy }} -c ${{ env.workdir }}/channel ${{ env.CHANNELS }}
 
       - name: Report content of test environment
         shell: cmd /C CALL {0}
diff --git a/.github/workflows/conda-package.yml b/.github/workflows/conda-package.yml
index 67f975e1..63689882 100644
--- a/.github/workflows/conda-package.yml
+++ b/.github/workflows/conda-package.yml
@@ -32,6 +32,12 @@ jobs:
             numpy: "2.3"
           - python: "3.14"
             numpy: "2.3"
+            python_spec: "3.14.* *_cp314"
+            python_tag: "3.14"
+          - python: "3.14"
+            numpy: "2.3"
+            python_spec: "3.14.* *_cp314t"
+            python_tag: "3.14t"
     steps:
       - name: Cancel Previous Runs
         uses: styfle/cancel-workflow-action@d07a454dad7609a92316b57b23c9ccfd4f59af66 # 0.13.1
@@ -53,9 +59,9 @@ jobs:
         with:
           path: ~/.conda/pkgs
           key:
-            ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python }}-${{hashFiles('**/meta.yaml') }}
+            ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python_tag || matrix.python }}-${{hashFiles('**/meta.yaml') }}
           restore-keys: |
-            ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python }}-
+            ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python_tag || matrix.python }}-
             ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-
 
       - name: Add conda to system path
@@ -84,7 +90,7 @@ jobs:
       - name: Build conda package
         run: |
           CHANNELS=(-c https://software.repos.intel.com/python/conda -c conda-forge --override-channels)
-          VERSIONS=(--python "${{ matrix.python }}" --numpy "${{ matrix.numpy }}")
+          VERSIONS=(--python "${{ matrix.python_spec || matrix.python }}" --numpy "${{ matrix.numpy }}")
           TEST=(--no-test)
 
           conda build \
@@ -96,13 +102,13 @@ jobs:
       - name: Upload artifact
         uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a # v7.0.1
         with:
-          name: ${{ env.PACKAGE_NAME }} ${{ runner.os }} Python ${{ matrix.python }}
+          name: ${{ env.PACKAGE_NAME }} ${{ runner.os }} Python ${{ matrix.python_tag || matrix.python }}
           path: ${{ env.CONDA_BLD }}${{ env.PACKAGE_NAME }}-*.conda
 
       - name: Upload wheels artifact
         uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a # v7.0.1
         with:
-          name: ${{ env.PACKAGE_NAME }} ${{ runner.os }} Wheels Python ${{ matrix.python }}
+          name: ${{ env.PACKAGE_NAME }} ${{ runner.os }} Wheels Python ${{ matrix.python_tag || matrix.python }}
           path: ${{ env.WHEELS_OUTPUT_FOLDER }}${{ env.PACKAGE_NAME }}-*.whl
 
   test_linux:
@@ -111,10 +117,23 @@ jobs:
 
     strategy:
       matrix:
-        python: ["3.10", "3.11", "3.12", "3.13", "3.14"]
+        python: ["3.10", "3.11", "3.12", "3.13"]
         numpy: ['numpy">=2"']
         experimental: [false]
         runner: [ubuntu-latest]
+        include:
+          - python: "3.14"
+            python_spec: "3.14.* *_cp314"
+            python_tag: "3.14"
+            numpy: 'numpy">=2"'
+            experimental: false
+            runner: ubuntu-latest
+          - python: "3.14"
+            python_spec: "3.14.* *_cp314t"
+            python_tag: "3.14t"
+            numpy: 'numpy">=2"'
+            experimental: false
+            runner: ubuntu-latest
     continue-on-error: ${{ matrix.experimental }}
     env:
       CHANNELS: -c https://software.repos.intel.com/python/conda -c conda-forge --override-channels
@@ -123,7 +142,7 @@ jobs:
       - name: Download artifact
         uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8.0.1
         with:
-          name: ${{ env.PACKAGE_NAME }} ${{ runner.os }} Python ${{ matrix.python }}
+          name: ${{ env.PACKAGE_NAME }} ${{ runner.os }} Python ${{ matrix.python_tag || matrix.python }}
 
       - name: Add conda to system path
         run: echo "$CONDA"/bin >> "$GITHUB_PATH"
@@ -160,7 +179,7 @@ jobs:
           PACKAGE_VERSION="$(python -c "${VER_SCRIPT1} ${VER_SCRIPT2}")"
           export PACKAGE_VERSION
           CHANNELS=(-c "$GITHUB_WORKSPACE"/channel ${{ env.CHANNELS }})
-          conda create -n ${{ env.TEST_ENV_NAME }} "${PACKAGE_NAME}=${PACKAGE_VERSION}" python=${{ matrix.python }} ${{ matrix.numpy }} "${CHANNELS[@]}"  --only-deps --dry-run > lockfile
+          conda create -n ${{ env.TEST_ENV_NAME }} "${PACKAGE_NAME}=${PACKAGE_VERSION}" "python=${{ matrix.python_spec || matrix.python }}" ${{ matrix.numpy }} "${CHANNELS[@]}"  --only-deps --dry-run > lockfile
 
       - name: Display lockfile
         run: cat lockfile
@@ -176,9 +195,9 @@ jobs:
         with:
           path: ~/.conda/pkgs
           key:
-            ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python }}-${{hashFiles('lockfile') }}
+            ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python_tag || matrix.python }}-${{hashFiles('lockfile') }}
           restore-keys: |
-            ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python }}-
+            ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python_tag || matrix.python }}-
             ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-
 
       - name: Install mkl_fft
@@ -186,7 +205,7 @@ jobs:
           CHANNELS=(-c "$GITHUB_WORKSPACE"/channel ${{ env.CHANNELS }})
           PACKAGE_VERSION="$(python -c "${VER_SCRIPT1} ${VER_SCRIPT2}")"
           export PACKAGE_VERSION
-          conda create -n ${{ env.TEST_ENV_NAME }} "${PACKAGE_NAME}=${PACKAGE_VERSION}" python=${{ matrix.python }} ${{ matrix.numpy }} pytest "${CHANNELS[@]}"
+          conda create -n ${{ env.TEST_ENV_NAME }} "${PACKAGE_NAME}=${PACKAGE_VERSION}" "python=${{ matrix.python_spec || matrix.python }}" ${{ matrix.numpy }} pytest "${CHANNELS[@]}"
           conda install -n ${{ env.TEST_ENV_NAME }} "scipy>=1.10" "mkl-service" "${CHANNELS[@]}"
           # Test installed packages
           conda list -n ${{ env.TEST_ENV_NAME }}
@@ -215,6 +234,12 @@ jobs:
             numpy: "2.3"
           - python: "3.14"
             numpy: "2.3"
+            python_spec: "3.14.* *_cp314"
+            python_tag: "3.14"
+          - python: "3.14"
+            numpy: "2.3"
+            python_spec: "3.14.* *_cp314t"
+            python_tag: "3.14t"
     steps:
       - name: Cancel Previous Runs
         uses: styfle/cancel-workflow-action@d07a454dad7609a92316b57b23c9ccfd4f59af66 # 0.13.1
@@ -241,9 +266,9 @@ jobs:
         with:
           path: /home/runner/conda_pkgs_dir
           key:
-            ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python }}-${{hashFiles('**/meta.yaml') }}
+            ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python_tag || matrix.python }}-${{hashFiles('**/meta.yaml') }}
           restore-keys: |
-            ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python }}-
+            ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python_tag || matrix.python }}-
             ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-
 
       - name: Store conda paths as envs
@@ -262,18 +287,18 @@ jobs:
 
       - name: Build conda package
         run: |
-          conda build --no-test --python ${{ matrix.python }} --numpy ${{ matrix.numpy }} -c https://software.repos.intel.com/python/conda -c conda-forge --override-channels conda-recipe
+          conda build --no-test --python "${{ matrix.python_spec || matrix.python }}" --numpy ${{ matrix.numpy }} -c https://software.repos.intel.com/python/conda -c conda-forge --override-channels conda-recipe
 
       - name: Upload artifact
         uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a # v7.0.1
         with:
-          name: ${{ env.PACKAGE_NAME }} ${{ runner.os }} Python ${{ matrix.python }}
+          name: ${{ env.PACKAGE_NAME }} ${{ runner.os }} Python ${{ matrix.python_tag || matrix.python }}
           path: ${{ env.CONDA_BLD }}${{ env.PACKAGE_NAME }}-*.conda
 
       - name: Upload wheels artifact
         uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a # v7.0.1
         with:
-          name: ${{ env.PACKAGE_NAME }} ${{ runner.os }} Wheels Python ${{ matrix.python }}
+          name: ${{ env.PACKAGE_NAME }} ${{ runner.os }} Wheels Python ${{ matrix.python_tag || matrix.python }}
           path: ${{ env.WHEELS_OUTPUT_FOLDER }}${{ env.PACKAGE_NAME }}-*.whl
 
   test_windows:
@@ -285,10 +310,23 @@ jobs:
 
     strategy:
       matrix:
-        python: ["3.10", "3.11", "3.12", "3.13", "3.14"]
+        python: ["3.10", "3.11", "3.12", "3.13"]
         numpy: ['numpy">=2"']
         experimental: [false]
         runner: [windows-latest]
+        include:
+          - python: "3.14"
+            python_spec: "3.14.* *_cp314"
+            python_tag: "3.14"
+            numpy: 'numpy">=2"'
+            experimental: false
+            runner: windows-latest
+          - python: "3.14"
+            python_spec: "3.14.* *_cp314t"
+            python_tag: "3.14t"
+            numpy: 'numpy">=2"'
+            experimental: false
+            runner: windows-latest
     continue-on-error: ${{ matrix.experimental }}
     env:
       workdir: '${{ github.workspace }}'
@@ -298,7 +336,7 @@ jobs:
       - name: Download artifact
         uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8.0.1
         with:
-          name: ${{ env.PACKAGE_NAME }} ${{ runner.os }} Python ${{ matrix.python }}
+          name: ${{ env.PACKAGE_NAME }} ${{ runner.os }} Python ${{ matrix.python_tag || matrix.python }}
 
       - uses: conda-incubator/setup-miniconda@8ee1f361103df19b6f8c8655fd3967a8ecb162d5 # v4.0.1
         with:
@@ -353,7 +391,7 @@ jobs:
           FOR /F "tokens=* USEBACKQ" %%F IN (`python -c "%SCRIPT%"`) DO (
              SET PACKAGE_VERSION=%%F
           )
-          conda install -n ${{ env.TEST_ENV_NAME }} ${{ env.PACKAGE_NAME }}=%PACKAGE_VERSION% python=${{ matrix.python }} ${{ matrix.numpy }} -c ${{ env.workdir }}/channel ${{ env.CHANNELS }} --only-deps --dry-run > lockfile
+          conda install -n ${{ env.TEST_ENV_NAME }} ${{ env.PACKAGE_NAME }}=%PACKAGE_VERSION% "python=${{ matrix.python_spec || matrix.python }}" ${{ matrix.numpy }} -c ${{ env.workdir }}/channel ${{ env.CHANNELS }} --only-deps --dry-run > lockfile
 
       - name: Display lockfile content
         shell: pwsh
@@ -366,9 +404,9 @@ jobs:
         with:
           path: /home/runner/conda_pkgs_dir
           key:
-            ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python }}-${{hashFiles('lockfile') }}
+            ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python_tag || matrix.python }}-${{hashFiles('lockfile') }}
           restore-keys: |
-            ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python }}-
+            ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python_tag || matrix.python }}-
             ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-
 
       - name: Install mkl_fft
@@ -383,7 +421,7 @@ jobs:
              SET PACKAGE_VERSION=%%F
           )
           SET "TEST_DEPENDENCIES=pytest"
-          conda install -n ${{ env.TEST_ENV_NAME }} ${{ env.PACKAGE_NAME }}=%PACKAGE_VERSION% %TEST_DEPENDENCIES% python=${{ matrix.python }} ${{ matrix.numpy }} -c ${{ env.workdir }}/channel ${{ env.CHANNELS }}
+          conda install -n ${{ env.TEST_ENV_NAME }} ${{ env.PACKAGE_NAME }}=%PACKAGE_VERSION% %TEST_DEPENDENCIES% "python=${{ matrix.python_spec || matrix.python }}" ${{ matrix.numpy }} -c ${{ env.workdir }}/channel ${{ env.CHANNELS }}
       - name: Install additional test dependencies
         shell: cmd /C CALL {0}
         run: |
diff --git a/AGENTS.md b/AGENTS.md
index d909942c..b892baac 100644
--- a/AGENTS.md
+++ b/AGENTS.md
@@ -17,7 +17,7 @@ It provides accelerated FFT transforms while aiming to preserve upstream API beh
 
 ## Build/runtime basics
 - Build system: `pyproject.toml` + `meson.build`
-- Build deps: `cython`, `numpy`, `mkl-devel`, `meson-python`, `cmake`, `ninja`
+- Build deps: `cython>=3.1.0`, `numpy`, `mkl-devel`, `meson-python`, `cmake`, `ninja`
 - Runtime deps: `numpy`, `mkl-service`
 
 ## Development guardrails
diff --git a/conda-recipe-cf/meta.yaml b/conda-recipe-cf/meta.yaml
index 10632d51..47382240 100644
--- a/conda-recipe-cf/meta.yaml
+++ b/conda-recipe-cf/meta.yaml
@@ -20,15 +20,13 @@ requirements:
       - cmake
       - ninja
       - python
-      - python-gil     # [py>=314]
       - pip
       - mkl-devel
-      - cython
+      - cython >=3.1.0
       - numpy
       - wheel  >=0.41.3
     run:
       - python
-      - python-gil     # [py>=314]
       - {{ pin_compatible('mkl') }}
       - numpy
 
diff --git a/conda-recipe/meta.yaml b/conda-recipe/meta.yaml
index e51afb5b..50a45378 100644
--- a/conda-recipe/meta.yaml
+++ b/conda-recipe/meta.yaml
@@ -23,15 +23,13 @@ requirements:
       - cmake
       - ninja
       - python
-      - python-gil     # [py>=314]
       - pip
       - mkl-devel
-      - cython
+      - cython >=3.1.0
       - numpy
       - wheel  >=0.41.3
     run:
       - python
-      - python-gil     # [py>=314]
       - {{ pin_compatible('mkl') }}
       - numpy >=1.26.4
 
diff --git a/mkl_fft/_pydfti.pyx b/mkl_fft/_pydfti.pyx
index d9158da2..d87e00f1 100644
--- a/mkl_fft/_pydfti.pyx
+++ b/mkl_fft/_pydfti.pyx
@@ -1,4 +1,5 @@
 # cython: language_level=3
+# cython: freethreading_compatible=True
 # Copyright (c) 2017, Intel Corporation
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/pyproject.toml b/pyproject.toml
index 3f34aee8..c4514c64 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -28,7 +28,7 @@ build-backend = "mesonpy"
 requires = [
   "meson-python>=0.13.0",
   "ninja",
-  "Cython",
+  "Cython>=3.1.0",
   "numpy",
   "mkl-devel",
   "cmake"