diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000..4ed8a93
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,16 @@
+name: CI
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+
+jobs:
+  pytest:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Install uv
+        uses: astral-sh/setup-uv@v6
+      - name: Run tests
+        run: uv run pytest
diff --git a/pyproject.toml b/pyproject.toml
index ed04d95..d0cc2d0 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -17,3 +17,6 @@ packages = ["vision_mcp"]
 
 [tool.uv]
 package = true
+
+[dependency-groups]
+dev = ["pytest"]