diff --git a/src/langbot/pkg/platform/sources/web_page_bot_adapter.py b/src/langbot/pkg/platform/sources/web_page_bot_adapter.py
index 81f30e55..d424debd 100644
--- a/src/langbot/pkg/platform/sources/web_page_bot_adapter.py
+++ b/src/langbot/pkg/platform/sources/web_page_bot_adapter.py
@@ -84,20 +84,6 @@ class WebPageBotAdapter(abstract_platform_adapter.AbstractMessagePlatformAdapter
     ):
         self.listeners.pop(event_type, None)
 
-    async def is_stream_output_supported(self) -> bool:
-        """Delegate stream output check to ws_adapter."""
-        if self._ws_adapter is not None:
-            return await self._ws_adapter.is_stream_output_supported()
-        return False
-
-    async def create_message_card(
-        self, message_id: str | int, event: platform_events.MessageEvent
-    ) -> bool:
-        """Delegate create_message_card to ws_adapter."""
-        if self._ws_adapter is not None:
-            return await self._ws_adapter.create_message_card(message_id, event)
-        return False
-
     async def is_muted(self, group_id: int) -> bool:
         return False