diff --git a/src/GroupEntryPoint.php b/src/GroupEntryPoint.php
new file mode 100644
index 0000000..0132934
--- /dev/null
+++ b/src/GroupEntryPoint.php
@@ -0,0 +1,14 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Mammatus\Kubernetes\Contracts;
+
+/**
+ * Marker interface, one of the interfaces in the AddOn namespace is needed to actually do anything
+ */
+interface GroupEntryPoint
+{
+    public function start(string $group): void;
+    public function stop(string $group): void;
+}