diff --git a/lambda_function/placeholders/python3.12/index.py b/lambda_function/placeholders/python3.12/index.py
new file mode 100644
index 0000000..98b644f
--- /dev/null
+++ b/lambda_function/placeholders/python3.12/index.py
@@ -0,0 +1,9 @@
+import json
+
+
+def lambda_handler(event, context):
+    print(json.dumps(event))
+    return {
+        'statusCode': 200,
+        'body': event
+    }
diff --git a/lambda_layer/placeholders/python3.12/index.py b/lambda_layer/placeholders/python3.12/index.py
new file mode 100644
index 0000000..98b644f
--- /dev/null
+++ b/lambda_layer/placeholders/python3.12/index.py
@@ -0,0 +1,9 @@
+import json
+
+
+def lambda_handler(event, context):
+    print(json.dumps(event))
+    return {
+        'statusCode': 200,
+        'body': event
+    }