diff --git a/google/genai/_gaos/google_genai.py b/google/genai/_gaos/google_genai.py
index 7802554f4..302a54802 100644
--- a/google/genai/_gaos/google_genai.py
+++ b/google/genai/_gaos/google_genai.py
@@ -296,7 +296,7 @@ def get(
             api_version: Optional[str] = None,
             include_input: Any = None,
             last_event_id: Any = None,
-            stream: Any = False,
+            stream: Any = None,
             extra_headers: Optional[Mapping[str, str]] = None,
             extra_query: Optional[Mapping[str, Any]] = None,
             timeout: Optional[Union[float, httpx.Timeout]] = None,
@@ -304,7 +304,7 @@ def get(
             interactions.Interaction,
             eventstreaming.Stream[interactions.InteractionSSEEvent],
         ]:
-            stream_bool = bool(_optional_bool(stream, default=False))
+            stream_bool = _optional_bool(stream)
             response = wrap_sdk_call(
                 super().get,
                 id=id,
@@ -448,7 +448,7 @@ async def get(
             api_version: Optional[str] = None,
             include_input: Any = None,
             last_event_id: Any = None,
-            stream: Any = False,
+            stream: Any = None,
             extra_headers: Optional[Mapping[str, str]] = None,
             extra_query: Optional[Mapping[str, Any]] = None,
             timeout: Optional[Union[float, httpx.Timeout]] = None,
@@ -456,7 +456,7 @@ async def get(
             interactions.Interaction,
             eventstreaming.AsyncStream[interactions.InteractionSSEEvent],
         ]:
-            stream_bool = bool(_optional_bool(stream, default=False))
+            stream_bool = _optional_bool(stream)
             response = await async_wrap_sdk_call(
                 super().get,
                 id=id,
diff --git a/google/genai/tests/interactions/test_paths.py b/google/genai/tests/interactions/test_paths.py
index 118a8e62d..194640b04 100644
--- a/google/genai/tests/interactions/test_paths.py
+++ b/google/genai/tests/interactions/test_paths.py
@@ -49,8 +49,22 @@ def test_interactions_paths(mock_auth_default, client):
         client.interactions.get(id=interaction_id)
         mock_send.assert_called_once()
         request = mock_send.call_args[0][0]
+        assert str(request.url) == f'{expected_base_url}/interactions/{interaction_id}'
+
+        mock_send.reset_mock()
+        mock_send.return_value = Response(200, request=Request('GET', ''), headers={'content-type': 'application/json'}, content='{"status": "completed"}')
+        client.interactions.get(id=interaction_id, stream=False)
+        mock_send.assert_called_once()
+        request = mock_send.call_args[0][0]
         assert str(request.url) == f'{expected_base_url}/interactions/{interaction_id}?stream=false'
 
+        mock_send.reset_mock()
+        mock_send.return_value = Response(200, request=Request('GET', ''), headers={'content-type': 'application/json'}, content='{"status": "completed"}')
+        client.interactions.get(id=interaction_id, stream=True)
+        mock_send.assert_called_once()
+        request = mock_send.call_args[0][0]
+        assert str(request.url) == f'{expected_base_url}/interactions/{interaction_id}?stream=true'
+
         mock_send.reset_mock()
         mock_send.return_value = Response(200, request=Request('POST', ''), headers={'content-type': 'application/json'}, content='{"status": "completed"}')
         client.interactions.cancel(id=interaction_id)
@@ -90,8 +104,22 @@ async def test_async_interactions_paths(mock_auth_default, client):
         await client.aio.interactions.get(id=interaction_id)
         mock_send.assert_called_once()
         request = mock_send.call_args[0][0]
+        assert str(request.url) == f'{expected_base_url}/interactions/{interaction_id}'
+
+        mock_send.reset_mock()
+        mock_send.return_value = Response(200, request=Request('GET', ''), headers={'content-type': 'application/json'}, content='{"status": "completed"}')
+        await client.aio.interactions.get(id=interaction_id, stream=False)
+        mock_send.assert_called_once()
+        request = mock_send.call_args[0][0]
         assert str(request.url) == f'{expected_base_url}/interactions/{interaction_id}?stream=false'
 
+        mock_send.reset_mock()
+        mock_send.return_value = Response(200, request=Request('GET', ''), headers={'content-type': 'application/json'}, content='{"status": "completed"}')
+        await client.aio.interactions.get(id=interaction_id, stream=True)
+        mock_send.assert_called_once()
+        request = mock_send.call_args[0][0]
+        assert str(request.url) == f'{expected_base_url}/interactions/{interaction_id}?stream=true'
+
         mock_send.reset_mock()
         mock_send.return_value = Response(200, request=Request('POST', ''), headers={'content-type': 'application/json'}, content='{"status": "completed"}')
         await client.aio.interactions.cancel(id=interaction_id)