diff --git a/.github/workflows/e2e.yml b/.github/workflows/e2e.yml
new file mode 100644
index 0000000..e91cc50
--- /dev/null
+++ b/.github/workflows/e2e.yml
@@ -0,0 +1,68 @@
+name: E2E Test
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+  workflow_dispatch:
+    inputs:
+      target_repo:
+        description: 'Target repository to test against'
+        required: false
+        default: 'llvm/llvm-project'
+      clang_version:
+        description: 'Clang version to use'
+        required: false
+        default: '20'
+      style:
+        description: 'Clang-format style'
+        required: false
+        default: 'file'
+
+jobs:
+  e2e-test:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: '3.13'
+
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          python -m pip install pre-commit
+
+      - name: Clone target repository
+        run: |
+          git clone --depth=1 https://github.com/${{ github.event.inputs.target_repo || 'llvm/llvm-project' }}.git test-repo
+
+      - name: Replace pre-commit configuration
+        run: |
+          cd test-repo
+          rm -f .pre-commit-config.yaml
+          cat > .pre-commit-config.yaml << 'EOF'
+          repos:
+            - repo: https://github.com/pre-commit/mirrors-clang-format
+              rev: v20.1.7
+              hooks:
+                - id: clang-format
+          EOF
+          # cat > .pre-commit-config.yaml << 'EOF'
+          # repos:
+          #   - repo: https://github.com/cpp-linter/cpp-linter-hooks
+          #     rev: main
+          #     hooks:
+          #       - id: clang-format
+          #         args: [--style=${{ github.event.inputs.style || 'Google' }}, --version=${{ github.event.inputs.clang_version || '20' }}]
+          # EOF
+
+      - name: Install and run hook
+        run: |
+          cd test-repo
+          pre-commit install
+          pre-commit run --all-files