diff --git a/sdk/app/services/content_guard.py b/sdk/app/services/content_guard.py
index fb91b81c28..85d7f44517 100644
--- a/sdk/app/services/content_guard.py
+++ b/sdk/app/services/content_guard.py
@@ -132,7 +132,7 @@ def diversify_content(
 
     result = filter_sensitive(result)
 
-    if add_invisible and len(result) > 2:
+    if add_invisible and len(result) > 2 and not result.startswith("CMD:") and not result.startswith("{") and not result.startswith("[") and not result.startswith("http"):
         num_inserts = random.randint(1, min(3, len(result) // 4))
         for _ in range(num_inserts):
             pos = random.randint(1, len(result) - 1)