update to OV 2026.2, add OV windows CI

.devops/openvino.Dockerfile

@@ -1,17 +1,17 @@
-ARG OPENVINO_VERSION_MAJOR=2026.0
-ARG OPENVINO_VERSION_FULL=2026.0.0.20965.c6d6a13a886
+ARG OPENVINO_VERSION_MAJOR=2026.2
+ARG OPENVINO_VERSION_FULL=2026.2.0.21903.52ddc073857
 ARG UBUNTU_VERSION=24.04
 
 # Intel GPU driver versions. https://github.com/intel/compute-runtime/releases
-ARG IGC_VERSION=v2.30.1
-ARG IGC_VERSION_FULL=2_2.30.1+20950
-ARG COMPUTE_RUNTIME_VERSION=26.09.37435.1
-ARG COMPUTE_RUNTIME_VERSION_FULL=26.09.37435.1-0
-ARG IGDGMM_VERSION=22.9.0
+ARG IGC_VERSION=v2.34.4
+ARG IGC_VERSION_FULL=2_2.34.4+21428
+ARG COMPUTE_RUNTIME_VERSION=26.18.38308.1
+ARG COMPUTE_RUNTIME_VERSION_FULL=26.18.38308.1-0
+ARG IGDGMM_VERSION=22.10.0
 
 # Intel NPU driver versions. https://github.com/intel/linux-npu-driver/releases
-ARG NPU_DRIVER_VERSION=v1.32.0
-ARG NPU_DRIVER_FULL=v1.32.0.20260402-23905121947
+ARG NPU_DRIVER_VERSION=v1.32.1
+ARG NPU_DRIVER_FULL=v1.32.1.20260422-24767473183
 ARG LIBZE1_VERSION=1.27.0-1~24.04~ppa2
 
 # Optional proxy build arguments

.github/workflows/build-cache.yml

@@ -68,8 +68,8 @@ jobs:
 
     env:
       # Sync versions in build.yml, build-self-hosted.yml, release.yml, build-cache.yml, .devops/openvino.Dockerfile
-      OPENVINO_VERSION_MAJOR: "2026.0"
-      OPENVINO_VERSION_FULL: "2026.0.0.20965.c6d6a13a886"
+      OPENVINO_VERSION_MAJOR: "2026.2"
+      OPENVINO_VERSION_FULL: "2026.2.0.21903.52ddc073857"
 
     steps:
       - name: Clone

.github/workflows/build-openvino.yml

@@ -55,8 +55,8 @@ jobs:
 
     env:
       # Sync versions in build-openvino.yml, build-self-hosted.yml, release.yml, build-cache.yml, .devops/openvino.Dockerfile
-      OPENVINO_VERSION_MAJOR: "2026.0"
-      OPENVINO_VERSION_FULL: "2026.0.0.20965.c6d6a13a886"
+      OPENVINO_VERSION_MAJOR: "2026.2"
+      OPENVINO_VERSION_FULL: "2026.2.0.21903.52ddc073857"
 
     steps:
       - name: Clone
@@ -117,4 +117,80 @@ jobs:
           if [ "${{ matrix.openvino_device }}" = "GPU" ]; then
             export GGML_OPENVINO_DEVICE=GPU
           fi
-          ctest --test-dir build/ReleaseOV -L main -E "test-llama-archs" --verbose --timeout 2000
+          ctest --test-dir build/ReleaseOV -L main -E "test-llama-archs" --verbose --timeout 3000
+
+  windows-2022-openvino:
+    runs-on: windows-2022
+
+    env:
+      # Sync versions in build-openvino.yml, build-self-hosted.yml, release.yml, build-cache.yml, .devops/openvino.Dockerfile
+      OPENVINO_VERSION_MAJOR: "2026.2"
+      OPENVINO_VERSION_FULL: "2026.2.0.21903.52ddc073857"
+
+    steps:
+      - name: Clone
+        id: checkout
+        uses: actions/checkout@v6
+
+      - name: ccache
+        uses: ggml-org/ccache-action@v1.2.21
+        with:
+          key: windows-2022-openvino
+          variant: ccache
+          evict-old-files: 1d
+          save: ${{ github.event_name == 'push' && github.ref == 'refs/heads/master' }}
+
+      - name: Download and extract OpenVINO Runtime
+        shell: powershell
+        run: |
+          $url = "https://storage.openvinotoolkit.org/repositories/openvino/packages/${{ env.OPENVINO_VERSION_MAJOR }}/windows/openvino_toolkit_windows_${{ env.OPENVINO_VERSION_FULL }}_x86_64.zip"
+          $out = "openvino.zip"
+          Invoke-WebRequest -Uri $url -OutFile $out
+          Expand-Archive -Path $out -DestinationPath openvino_toolkit -Force
+          Remove-Item $out
+
+      - name: Install OpenCL using vcpkg
+        shell: powershell
+        run: |
+          git clone https://github.com/microsoft/vcpkg C:\vcpkg
+          C:\vcpkg\bootstrap-vcpkg.bat
+          C:\vcpkg\vcpkg install opencl
+
+      - name: Build
+        id: cmake_build
+        shell: cmd
+        run: |
+          REM Find extracted OpenVINO folder dynamically
+          for /d %%i in (openvino_toolkit\*) do set OPENVINO_ROOT=%%i
+
+          if not exist "%OPENVINO_ROOT%\runtime\cmake\OpenVINOConfig.cmake" (
+              echo ERROR: OpenVINOConfig.cmake not found
+              exit /b 1
+          )
+
+          REM Call OpenVINO setup script to automatically append DLLs to PATH
+          call "%OPENVINO_ROOT%\setupvars.bat"
+
+          cmake -B build\ReleaseOV -G "Visual Studio 17 2022" ^
+            -A x64 ^
+            -DCMAKE_BUILD_TYPE=Release ^
+            -DGGML_OPENVINO=ON ^
+            -DLLAMA_CURL=OFF ^
+            -DCMAKE_TOOLCHAIN_FILE=C:\vcpkg\scripts\buildsystems\vcpkg.cmake
+
+          cmake --build build\ReleaseOV --config Release -- /m
+
+      - name: Test
+        id: cmake_test
+        shell: cmd
+        # TODO: fix and re-enable the `test-llama-archs` test below
+        run: |
+          REM Find extracted OpenVINO folder dynamically
+          for /d %%i in (openvino_toolkit\*) do set OPENVINO_ROOT=%%i
+
+          REM Call OpenVINO setup script to automatically append DLLs to PATH
+          call "%OPENVINO_ROOT%\setupvars.bat"
+
+          REM Run the tests
+          cd build
+          ctest --test-dir ReleaseOV -L main -E "test-llama-archs" -C Release --verbose --timeout 3000

.github/workflows/build-self-hosted.yml

@@ -310,8 +310,8 @@ jobs:
 
     env:
       # Sync versions in build.yml, build-self-hosted.yml, release.yml, build-cache.yml, .devops/openvino.Dockerfile
-      OPENVINO_VERSION_MAJOR: "2026.0"
-      OPENVINO_VERSION_FULL: "2026.0.0.20965.c6d6a13a886"
+      OPENVINO_VERSION_MAJOR: "2026.2"
+      OPENVINO_VERSION_FULL: "2026.2.0.21903.52ddc073857"
 
     steps:
       - name: Clone

.github/workflows/release.yml

@@ -347,8 +347,8 @@ jobs:
 
     env:
       # Sync versions in build.yml, build-self-hosted.yml, release.yml, build-cache.yml, .devops/openvino.Dockerfile
-      OPENVINO_VERSION_MAJOR: "2026.0"
-      OPENVINO_VERSION_FULL: "2026.0.0.20965.c6d6a13a886"
+      OPENVINO_VERSION_MAJOR: "2026.2"
+      OPENVINO_VERSION_FULL: "2026.2.0.21903.52ddc073857"
 
     steps:
       - name: Set OpenVINO version output
@@ -426,6 +426,98 @@ jobs:
           path: llama-${{ steps.tag.outputs.name }}-bin-ubuntu-openvino-${{ env.OPENVINO_VERSION_MAJOR }}-x64.tar.gz
           name: llama-bin-ubuntu-openvino-${{ env.OPENVINO_VERSION_MAJOR }}-x64.tar.gz
 
+  windows-openvino:
+
+    runs-on: windows-2022
+
+    outputs:
+      openvino_version: ${{ steps.openvino_version.outputs.value }}
+
+    env:
+      # Sync versions in build-openvino.yml, build-self-hosted.yml, release.yml, build-cache.yml, .devops/openvino.Dockerfile
+      OPENVINO_VERSION_MAJOR: "2026.2"
+      OPENVINO_VERSION_FULL: "2026.2.0.21903.52ddc073857"
+
+    steps:
+      - name: Set OpenVINO version output
+        id: openvino_version
+        run: echo "value=${{ env.OPENVINO_VERSION_MAJOR }}" >> $GITHUB_OUTPUT
+
+      - name: Clone
+        id: checkout
+        uses: actions/checkout@v6
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v6
+        with:
+          node-version: "24"
+          cache: "npm"
+          cache-dependency-path: "tools/ui/package-lock.json"
+
+      - name: ccache
+        uses: ggml-org/ccache-action@v1.2.21
+        with:
+          key: windows-2022-openvino-release
+          variant: ccache
+          evict-old-files: 1d
+
+      - name: Download and extract OpenVINO Runtime
+        shell: powershell
+        run: |
+          $url = "https://storage.openvinotoolkit.org/repositories/openvino/packages/${{ env.OPENVINO_VERSION_MAJOR }}/windows/openvino_toolkit_windows_${{ env.OPENVINO_VERSION_FULL }}_x86_64.zip"
+          $out = "openvino.zip"
+          Invoke-WebRequest -Uri $url -OutFile $out
+          Expand-Archive -Path $out -DestinationPath openvino_toolkit -Force
+          Remove-Item $out
+
+      - name: Install OpenCL using vcpkg
+        shell: powershell
+        run: |
+          git clone https://github.com/microsoft/vcpkg C:\vcpkg
+          C:\vcpkg\bootstrap-vcpkg.bat
+          C:\vcpkg\vcpkg install opencl
+
+      - name: Build
+        id: cmake_build
+        shell: cmd
+        run: |
+          REM Find extracted OpenVINO folder dynamically
+          for /d %%i in (openvino_toolkit\*) do set OPENVINO_ROOT=%%i
+
+          if not exist "%OPENVINO_ROOT%\runtime\cmake\OpenVINOConfig.cmake" (
+              echo ERROR: OpenVINOConfig.cmake not found
+              exit /b 1
+          )
+
+          REM Call OpenVINO setup script to automatically append DLLs to PATH
+          call "%OPENVINO_ROOT%\setupvars.bat"
+
+          cmake -B build\ReleaseOV -G "Visual Studio 17 2022" ^
+            -A x64 ^
+            -DCMAKE_BUILD_TYPE=Release ^
+            -DGGML_OPENVINO=ON ^
+            -DLLAMA_CURL=OFF ^
+            -DCMAKE_TOOLCHAIN_FILE=C:\vcpkg\scripts\buildsystems\vcpkg.cmake
+
+          cmake --build build\ReleaseOV --config Release -- /m
+
+      - name: Determine tag name
+        id: tag
+        uses: ./.github/actions/get-tag-name
+
+      - name: Pack artifacts
+        id: pack_artifacts
+        shell: powershell
+        run: |
+          Copy-Item LICENSE .\build\ReleaseOV\bin\
+          7z a -snl llama-${{ steps.tag.outputs.name }}-bin-win-openvino-${{ env.OPENVINO_VERSION_MAJOR }}-x64.zip .\build\ReleaseOV\bin\*
+
+      - name: Upload artifacts
+        uses: actions/upload-artifact@v6
+        with:
+          path: llama-${{ steps.tag.outputs.name }}-bin-win-openvino-${{ env.OPENVINO_VERSION_MAJOR }}-x64.zip
+          name: llama-bin-win-openvino-${{ env.OPENVINO_VERSION_MAJOR }}-x64.zip
+
   windows-cpu:
 
     runs-on: windows-2025
@@ -1249,6 +1341,7 @@ jobs:
       - windows-cuda
       - windows-sycl
       - windows-hip
+      - windows-openvino
       - ubuntu-22-rocm
       - ubuntu-cpu
       - ubuntu-vulkan
@@ -1356,6 +1449,7 @@ jobs:
             - [Windows arm64 (CPU)](https://github.com/ggml-org/llama.cpp/releases/download/${{ steps.tag.outputs.name }}/llama-${{ steps.tag.outputs.name }}-bin-win-cpu-arm64.zip)
             - [Windows x64 (CUDA 12)](https://github.com/ggml-org/llama.cpp/releases/download/${{ steps.tag.outputs.name }}/llama-${{ steps.tag.outputs.name }}-bin-win-cuda-12.4-x64.zip) - [CUDA 12.4 DLLs](https://github.com/ggml-org/llama.cpp/releases/download/${{ steps.tag.outputs.name }}/cudart-llama-bin-win-cuda-12.4-x64.zip)
             - [Windows x64 (CUDA 13)](https://github.com/ggml-org/llama.cpp/releases/download/${{ steps.tag.outputs.name }}/llama-${{ steps.tag.outputs.name }}-bin-win-cuda-13.1-x64.zip) - [CUDA 13.1 DLLs](https://github.com/ggml-org/llama.cpp/releases/download/${{ steps.tag.outputs.name }}/cudart-llama-bin-win-cuda-13.1-x64.zip)
+            - [Windows x64 (OpenVINO)](https://github.com/ggml-org/llama.cpp/releases/download/${{ steps.tag.outputs.name }}/llama-${{ steps.tag.outputs.name }}-bin-win-openvino-${{ needs.windows-openvino.outputs.openvino_version }}-x64.zip)
             - [Windows x64 (Vulkan)](https://github.com/ggml-org/llama.cpp/releases/download/${{ steps.tag.outputs.name }}/llama-${{ steps.tag.outputs.name }}-bin-win-vulkan-x64.zip)
             - [Windows x64 (SYCL)](https://github.com/ggml-org/llama.cpp/releases/download/${{ steps.tag.outputs.name }}/llama-${{ steps.tag.outputs.name }}-bin-win-sycl-x64.zip)
             - [Windows x64 (HIP)](https://github.com/ggml-org/llama.cpp/releases/download/${{ steps.tag.outputs.name }}/llama-${{ steps.tag.outputs.name }}-bin-win-hip-radeon-x64.zip)

ggml/src/ggml-openvino/openvino/op/argsort.cpp

@@ -49,4 +49,4 @@ OutputVector translate_argsort(const NodeContext & context) {
 }  // namespace op
 }  // namespace ggml
 }  // namespace frontend
-}  // namespace ov
+}  // namespace ov

ggml/src/ggml-openvino/openvino/op/clamp.cpp

@@ -30,4 +30,4 @@ OutputVector translate_clamp(const NodeContext & context) {
 }  // namespace op
 }  // namespace ggml
 }  // namespace frontend
-}  // namespace ov
+}  // namespace ov

ggml/src/ggml-openvino/openvino/op/concat.cpp

@@ -45,4 +45,4 @@ OutputVector translate_concat(const NodeContext & context) {
 }  // namespace op
 }  // namespace ggml
 }  // namespace frontend
-}  // namespace ov
+}  // namespace ov

ggml/src/ggml-openvino/openvino/op/div.cpp

@@ -145,4 +145,4 @@ OutputVector translate_div(const NodeContext & context) {
 }  // namespace op
 }  // namespace ggml
 }  // namespace frontend
-}  // namespace ov
+}  // namespace ov

ggml/src/ggml-openvino/openvino/op/l2_norm.cpp

@@ -41,4 +41,4 @@ OutputVector translate_l2_norm(const NodeContext & context) {
 }  // namespace op
 }  // namespace ggml
 }  // namespace frontend
-}  // namespace ov
+}  // namespace ov

ggml/src/ggml-openvino/openvino/op/mul_mat_id.cpp

@@ -106,4 +106,4 @@ OutputVector translate_mul_mat_id(const NodeContext & context) {
 }  // namespace op
 }  // namespace ggml
 }  // namespace frontend
-}  // namespace ov
+}  // namespace ov

ggml/src/ggml-openvino/openvino/op/pad.cpp

@@ -91,4 +91,4 @@ OutputVector translate_pad(const NodeContext & context) {
 }  // namespace op
 }  // namespace ggml
 }  // namespace frontend
-}  // namespace ov
+}  // namespace ov

ggml/src/ggml-openvino/openvino/op/sum_rows.cpp

@@ -24,4 +24,4 @@ OutputVector translate_sum_rows(const NodeContext & context) {
 }  // namespace op
 }  // namespace ggml
 }  // namespace frontend
-}  // namespace ov
+}  // namespace ov

ggml/src/ggml-openvino/openvino/op/unary_softplus.cpp

@@ -35,4 +35,4 @@ OutputVector translate_unary_softplus(const NodeContext & context) {
 }  // namespace op
 }  // namespace ggml
 }  // namespace frontend
-}  // namespace ov
+}  // namespace ov