diff --git a/input.schema.json b/input.schema.json
new file mode 100644
index 0000000..e988295
--- /dev/null
+++ b/input.schema.json
@@ -0,0 +1,19 @@
+{
+  "properties": {
+    "endpoint_check_implementation": {
+      "type": "object"
+    },
+    "service_specification": {
+      "type": "object"
+    },
+    "target_management_implementation": {
+      "type": "object"
+    }
+  },
+  "required": [
+    "service_specification",
+    "target_management_implementation",
+    "endpoint_check_implementation"
+  ],
+  "type": "object"
+}