diff --git a/src/agents/realtime/config.py b/src/agents/realtime/config.py
index 36254012b..75a84af9e 100644
--- a/src/agents/realtime/config.py
+++ b/src/agents/realtime/config.py
@@ -15,6 +15,7 @@
 
 RealtimeModelName: TypeAlias = Union[
     Literal[
+        "gpt-realtime",
         "gpt-4o-realtime-preview",
         "gpt-4o-mini-realtime-preview",
         "gpt-4o-realtime-preview-2025-06-03",