diff --git a/.github/workflows/main.yaml b/.github/workflows/main.yaml
index c1b4763..a24afc4 100644
--- a/.github/workflows/main.yaml
+++ b/.github/workflows/main.yaml
@@ -21,6 +21,7 @@ jobs:
       - uses: actions/checkout@v7
 
       - name: Set up Python ${{ matrix.python-version }}
+        id: setup-python
         uses: actions/setup-python@v7
         with:
           python-version: "${{ matrix.python-version }}"
@@ -34,7 +35,7 @@ jobs:
         uses: actions/cache@v6
         with:
           path: .venv
-          key: venv-${{ hashFiles('**/uv.lock') }}
+          key: venv-${{ runner.os }}-${{ steps.setup-python.outputs.python-version }}-${{ hashFiles('**/uv.lock') }}
 
       - name: Cache prek
         uses: actions/cache@v6
diff --git a/.github/workflows/pytest.yaml b/.github/workflows/pytest.yaml
new file mode 100644
index 0000000..9bdac12
--- /dev/null
+++ b/.github/workflows/pytest.yaml
@@ -0,0 +1,45 @@
+name: Pytest
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  test:
+    name: "Python ${{ matrix.python-version }}"
+    runs-on: ubuntu-latest
+
+    strategy:
+      fail-fast: false
+      matrix:
+        python-version: ["3.11", "3.12", "3.13", "3.14"]
+
+    steps:
+      - uses: actions/checkout@v7
+
+      - name: Set up Python ${{ matrix.python-version }}
+        id: setup-python
+        uses: actions/setup-python@v7
+        with:
+          python-version: "${{ matrix.python-version }}"
+
+      - name: Install uv
+        uses: astral-sh/setup-uv@v7
+        with:
+          enable-cache: true
+
+      - name: Cache venv
+        uses: actions/cache@v6
+        with:
+          path: .venv
+          key: venv-${{ runner.os }}-${{ steps.setup-python.outputs.python-version }}-${{ hashFiles('**/uv.lock') }}
+
+      - name: Install dependencies
+        run: uv sync --all-groups
+
+      - name: Run pytest
+        run: uv run pytest -q