diff --git a/.github/workflows/api-ci.yml b/.github/workflows/api-ci.yml
new file mode 100644
index 0000000..152bc79
--- /dev/null
+++ b/.github/workflows/api-ci.yml
@@ -0,0 +1,55 @@
+name: API - Build & Test
+
+on:
+  pull_request:
+    branches: [ main ]
+
+jobs:
+  build-and-test:
+    runs-on: ubuntu-latest
+    
+    services:
+      postgres:
+        image: postgres:16-alpine
+        env:
+          POSTGRES_USER: user
+          POSTGRES_PASSWORD: password
+          POSTGRES_DB: chatops_test
+        options: >-
+          --health-cmd pg_isready
+          --health-interval 10s
+          --health-timeout 5s
+          --health-retries 5
+        ports:
+          - 5432:5432
+
+    env:
+      DATABASE_URL: postgresql://user:password@localhost:5432/chatops_test
+      SECRET_KEY: test-secret-key-for-ci
+      CORS_ORIGINS: '["http://localhost:5173", "http://localhost:3000"]'
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Set up Python 3.12
+        uses: actions/setup-python@v4
+        with:
+          python-version: '3.12'
+          cache: 'pip'
+          cache-dependency-path: 'api/requirements.txt'
+
+      - name: Install dependencies
+        working-directory: ./api
+        run: |
+          python -m pip install --upgrade pip
+          pip install -r requirements.txt
+
+      - name: Run database migrations
+        working-directory: ./api
+        run: alembic upgrade head
+
+      - name: Run tests
+        working-directory: ./api
+        run: pytest -v
+