feat(api): Add gpt-realtime models

Adds gpt-realtime and gpt-realtime-2025-08-28

Author: stainless-app[bot]

.stats.yml

@@ -1,4 +1,4 @@
 configured_endpoints: 118
-openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/openai%2Fopenai-f312a661d9dd6b5d6d676e449c357f6414afd1fdaaf4d982d44ad86cba5c5f6e.yml
-openapi_spec_hash: b62fd3d3fb98e37b1da0a2e22af51d40
+openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/openai%2Fopenai-51afd6abbcb18c3086f62993f9379c18443b9e516cbc0548ddfb932e835657f8.yml
+openapi_spec_hash: dae6afeaefa15cb8700c7a870531e06f
 config_hash: b854932c0ea24b400bdd64e4376936bd

src/openai/types/realtime/realtime_session.py

@@ -220,6 +220,8 @@ class RealtimeSession(BaseModel):
 
     model: Optional[
         Literal[
+            "gpt-realtime",
+            "gpt-realtime-2025-08-28",
             "gpt-4o-realtime-preview",
             "gpt-4o-realtime-preview-2024-10-01",
             "gpt-4o-realtime-preview-2024-12-17",

src/openai/types/realtime/realtime_session_create_request.py

@@ -19,6 +19,8 @@ class RealtimeSessionCreateRequest(BaseModel):
     model: Union[
         str,
         Literal[
+            "gpt-realtime",
+            "gpt-realtime-2025-08-28",
             "gpt-4o-realtime",
             "gpt-4o-mini-realtime",
             "gpt-4o-realtime-preview",

src/openai/types/realtime/realtime_session_create_request_param.py

@@ -21,6 +21,8 @@ class RealtimeSessionCreateRequestParam(TypedDict, total=False):
         Union[
             str,
             Literal[
+                "gpt-realtime",
+                "gpt-realtime-2025-08-28",
                 "gpt-4o-realtime",
                 "gpt-4o-mini-realtime",
                 "gpt-4o-realtime-preview",