diff --git a/src/backend/langflow/template/nodes.py b/src/backend/langflow/template/nodes.py
index dcb394f39..99c180c9e 100644
--- a/src/backend/langflow/template/nodes.py
+++ b/src/backend/langflow/template/nodes.py
@@ -327,13 +327,3 @@ class LLMFrontendNode(FrontendNode):
             field.display_name = display_name
         if field.name == "model_kwargs":
             field.field_type = "code"
-
-
-class ChainFrontendNode(FrontendNode):
-    @staticmethod
-    def format_field(field: TemplateField, name: Optional[str] = None) -> None:
-        FrontendNode.format_field(field, name)
-
-        if "key" in field.name:
-            field.password = False
-            field.show = False