diff --git a/.gitea/workflows/python-engine.yml b/.gitea/workflows/python-engine.yml
new file mode 100644
index 0000000..e707174
--- /dev/null
+++ b/.gitea/workflows/python-engine.yml
@@ -0,0 +1,31 @@
+name: Python Engine CI (SIAX Cloud)
+
+on:
+  push:
+    branches: ["**"]
+  pull_request:
+  workflow_dispatch:
+
+jobs:
+  python-engine:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
+        with:
+          python-version: "3.12"
+          cache: pip
+          cache-dependency-path: |
+            services/api/requirements.txt
+            services/api/requirements-dev.txt
+      - name: Install engine test dependencies
+        working-directory: services/api
+        run: python -m pip install --disable-pip-version-check -r requirements-dev.txt
+      - name: Compile Python sources
+        working-directory: services/api
+        run: python -m compileall -q orchestrator sources workers
+      - name: Run Python engine regression suite
+        working-directory: services/api
+        env:
+          PYTHONPATH: .
+        run: python -m pytest -q