diff --git a/src/openai/resources/beta/responses/responses.py b/src/openai/resources/beta/responses/responses.py
index 5ac018f744..8581eacd5a 100644
--- a/src/openai/resources/beta/responses/responses.py
+++ b/src/openai/resources/beta/responses/responses.py
@@ -4371,6 +4371,7 @@ async def _connect_ws(self, extra_query: Query, extra_headers: Headers) -> Async
         except ImportError as exc:
             raise OpenAIError("You need to install `openai[realtime]` to use this method") from exc
 
+        await self.__client._refresh_api_key()
         url = self._prepare_url().copy_with(
             params={
                 **self.__client.base_url.params,
@@ -4816,6 +4817,7 @@ def _connect_ws(self, extra_query: Query, extra_headers: Headers) -> WebSocketCo
         except ImportError as exc:
             raise OpenAIError("You need to install `openai[realtime]` to use this method") from exc
 
+        self.__client._refresh_api_key()
         url = self._prepare_url().copy_with(
             params={
                 **self.__client.base_url.params,