diff --git a/tests/integrations/openai_agents/test_openai_agents.py b/tests/integrations/openai_agents/test_openai_agents.py
index bc1de4e95b..306fc08ac7 100644
--- a/tests/integrations/openai_agents/test_openai_agents.py
+++ b/tests/integrations/openai_agents/test_openai_agents.py
@@ -294,9 +294,6 @@ async def test_handoff_span(sentry_init, capture_events, mock_usage):
                         name="transfer_to_secondary_agent",
                         type="function_call",
                         arguments="{}",
-                        function=MagicMock(
-                            name="transfer_to_secondary_agent", arguments="{}"
-                        ),
                     )
                 ],
                 usage=mock_usage,
@@ -377,9 +374,6 @@ def simple_test_tool(message: str) -> str:
                 name="simple_test_tool",
                 type="function_call",
                 arguments='{"message": "hello"}',
-                function=MagicMock(
-                    name="simple_test_tool", arguments='{"message": "hello"}'
-                ),
             )
 
             # First response with tool call
@@ -507,11 +501,8 @@ def simple_test_tool(message: str) -> str:
     assert ai_client_span1["data"]["gen_ai.usage.output_tokens"] == 5
     assert ai_client_span1["data"]["gen_ai.usage.output_tokens.reasoning"] == 0
     assert ai_client_span1["data"]["gen_ai.usage.total_tokens"] == 15
-    assert re.sub(
-        r"SerializationIterator\(.*\)",
-        "NOT_CHECKED",
-        ai_client_span1["data"]["gen_ai.response.tool_calls"],
-    ) == safe_serialize(
+
+    assert ai_client_span1["data"]["gen_ai.response.tool_calls"] == safe_serialize(
         [
             {
                 "arguments": '{"message": "hello"}',
@@ -520,7 +511,6 @@ def simple_test_tool(message: str) -> str:
                 "type": "function_call",
                 "id": "call_123",
                 "status": None,
-                "function": "NOT_CHECKED",
             }
         ]
     )
@@ -559,11 +549,7 @@ def simple_test_tool(message: str) -> str:
         == available_tools
     )
     assert ai_client_span2["data"]["gen_ai.request.max_tokens"] == 100
-    assert re.sub(
-        r"SerializationIterator\(.*\)",
-        "NOT_CHECKED",
-        ai_client_span2["data"]["gen_ai.request.messages"],
-    ) == safe_serialize(
+    assert ai_client_span2["data"]["gen_ai.request.messages"] == safe_serialize(
         [
             {
                 "role": "system",
@@ -586,7 +572,6 @@ def simple_test_tool(message: str) -> str:
                         "name": "simple_test_tool",
                         "type": "function_call",
                         "id": "call_123",
-                        "function": "NOT_CHECKED",
                     }
                 ],
             },
@@ -1111,9 +1096,6 @@ def failing_tool(message: str) -> str:
                 name="failing_tool",
                 type="function_call",
                 arguments='{"message": "test"}',
-                function=MagicMock(
-                    name="failing_tool", arguments='{"message": "test"}'
-                ),
             )
 
             # First response with tool call