diff --git a/python/packages/azure-contentunderstanding/agent_framework_azure_contentunderstanding/_models.py b/python/packages/azure-contentunderstanding/agent_framework_azure_contentunderstanding/_models.py
index 652b5403d20..b931265c531 100644
--- a/python/packages/azure-contentunderstanding/agent_framework_azure_contentunderstanding/_models.py
+++ b/python/packages/azure-contentunderstanding/agent_framework_azure_contentunderstanding/_models.py
@@ -63,8 +63,10 @@ class FileSearchConfig:
     token-efficient RAG retrieval on follow-up turns for large documents.
 
     The caller is responsible for creating and managing the vector store and
-    the ``file_search`` tool. Use :meth:`from_openai` or :meth:`from_foundry`
-    factory methods for convenience.
+    the ``file_search`` tool, including scoping them to the intended users or
+    sharing group. Agent sessions do not isolate retrieval from a shared vector
+    store. Use :meth:`from_openai` or :meth:`from_foundry` factory methods for
+    convenience.
 
     Args:
         backend: A ``FileSearchBackend`` that handles file upload/delete