diff --git a/providers/common/ai/src/airflow/providers/common/ai/utils/logging.py b/providers/common/ai/src/airflow/providers/common/ai/utils/logging.py
index 47cabf7ce6ccc..52dcf1d9ea068 100644
--- a/providers/common/ai/src/airflow/providers/common/ai/utils/logging.py
+++ b/providers/common/ai/src/airflow/providers/common/ai/utils/logging.py
@@ -36,7 +36,7 @@
 
 def log_run_summary(logger: Logger | logging.Logger, result: AgentRunResult[Any]) -> None:
     """Log model name, token usage, and tool call sequence from an agent run."""
-    usage = result.usage()
+    usage = result.usage
     model_name = getattr(result.response, "model_name", "unknown")
     logger.info(
         "::group::LLM run complete: model=%s, requests=%s, tool_calls=%s, "
diff --git a/providers/common/ai/tests/unit/common/ai/conftest.py b/providers/common/ai/tests/unit/common/ai/conftest.py
index 5a0f141a76154..e01654f907548 100644
--- a/providers/common/ai/tests/unit/common/ai/conftest.py
+++ b/providers/common/ai/tests/unit/common/ai/conftest.py
@@ -34,14 +34,12 @@ def isolate_hook_lineage_collector(hook_lineage_collector):
 def make_mock_run_result(output):
     """Create a mock AgentRunResult compatible with log_run_summary.
 
-    Returns a MagicMock with .output, .usage(), .response, and .all_messages()
+    Returns a MagicMock with .output, .usage, .response, and .all_messages()
     configured so that log_run_summary can read them without error.
     """
     mock_result = MagicMock()
     mock_result.output = output
-    mock_result.usage.return_value = MagicMock(
-        requests=1, tool_calls=0, input_tokens=0, output_tokens=0, total_tokens=0
-    )
+    mock_result.usage = MagicMock(requests=1, tool_calls=0, input_tokens=0, output_tokens=0, total_tokens=0)
     mock_result.response = MagicMock(model_name="test-model")
     mock_result.all_messages.return_value = []
     return mock_result
diff --git a/providers/common/ai/tests/unit/common/ai/decorators/test_agent.py b/providers/common/ai/tests/unit/common/ai/decorators/test_agent.py
index 25a176e3297a6..1a9d82bd065bb 100644
--- a/providers/common/ai/tests/unit/common/ai/decorators/test_agent.py
+++ b/providers/common/ai/tests/unit/common/ai/decorators/test_agent.py
@@ -44,9 +44,7 @@ def _make_mock_run_result(output):
     """Create a mock AgentRunResult compatible with log_run_summary."""
     mock_result = MagicMock()
     mock_result.output = output
-    mock_result.usage.return_value = MagicMock(
-        requests=1, tool_calls=0, input_tokens=0, output_tokens=0, total_tokens=0
-    )
+    mock_result.usage = MagicMock(requests=1, tool_calls=0, input_tokens=0, output_tokens=0, total_tokens=0)
     mock_result.response = MagicMock(model_name="test-model")
     mock_result.all_messages.return_value = []
     return mock_result
diff --git a/providers/common/ai/tests/unit/common/ai/decorators/test_llm.py b/providers/common/ai/tests/unit/common/ai/decorators/test_llm.py
index 67ea067d160c0..9a1c389fef513 100644
--- a/providers/common/ai/tests/unit/common/ai/decorators/test_llm.py
+++ b/providers/common/ai/tests/unit/common/ai/decorators/test_llm.py
@@ -28,9 +28,7 @@ def _make_mock_run_result(output):
     """Create a mock AgentRunResult compatible with log_run_summary."""
     mock_result = MagicMock()
     mock_result.output = output
-    mock_result.usage.return_value = MagicMock(
-        requests=1, tool_calls=0, input_tokens=0, output_tokens=0, total_tokens=0
-    )
+    mock_result.usage = MagicMock(requests=1, tool_calls=0, input_tokens=0, output_tokens=0, total_tokens=0)
     mock_result.response = MagicMock(model_name="test-model")
     mock_result.all_messages.return_value = []
     return mock_result
diff --git a/providers/common/ai/tests/unit/common/ai/decorators/test_llm_branch.py b/providers/common/ai/tests/unit/common/ai/decorators/test_llm_branch.py
index 023af790d36da..37238bff00b62 100644
--- a/providers/common/ai/tests/unit/common/ai/decorators/test_llm_branch.py
+++ b/providers/common/ai/tests/unit/common/ai/decorators/test_llm_branch.py
@@ -30,9 +30,7 @@ def _make_mock_run_result(output):
     """Create a mock AgentRunResult compatible with log_run_summary."""
     mock_result = MagicMock()
     mock_result.output = output
-    mock_result.usage.return_value = MagicMock(
-        requests=1, tool_calls=0, input_tokens=0, output_tokens=0, total_tokens=0
-    )
+    mock_result.usage = MagicMock(requests=1, tool_calls=0, input_tokens=0, output_tokens=0, total_tokens=0)
     mock_result.response = MagicMock(model_name="test-model")
     mock_result.all_messages.return_value = []
     return mock_result
diff --git a/providers/common/ai/tests/unit/common/ai/decorators/test_llm_file_analysis.py b/providers/common/ai/tests/unit/common/ai/decorators/test_llm_file_analysis.py
index 41fc750d5051c..cac472b765763 100644
--- a/providers/common/ai/tests/unit/common/ai/decorators/test_llm_file_analysis.py
+++ b/providers/common/ai/tests/unit/common/ai/decorators/test_llm_file_analysis.py
@@ -27,7 +27,7 @@
 def _make_mock_run_result(output):
     mock_result = MagicMock(spec=["output", "usage", "response", "all_messages"])
     mock_result.output = output
-    mock_result.usage.return_value = MagicMock(
+    mock_result.usage = MagicMock(
         spec=["requests", "tool_calls", "input_tokens", "output_tokens", "total_tokens"],
         requests=1,
         tool_calls=0,
diff --git a/providers/common/ai/tests/unit/common/ai/decorators/test_llm_schema_compare.py b/providers/common/ai/tests/unit/common/ai/decorators/test_llm_schema_compare.py
index df3c3f571c2e7..0664b6c52b18c 100644
--- a/providers/common/ai/tests/unit/common/ai/decorators/test_llm_schema_compare.py
+++ b/providers/common/ai/tests/unit/common/ai/decorators/test_llm_schema_compare.py
@@ -32,9 +32,7 @@ def _make_mock_run_result(output):
     """Create a mock AgentRunResult compatible with log_run_summary."""
     mock_result = MagicMock()
     mock_result.output = output
-    mock_result.usage.return_value = MagicMock(
-        requests=1, tool_calls=0, input_tokens=0, output_tokens=0, total_tokens=0
-    )
+    mock_result.usage = MagicMock(requests=1, tool_calls=0, input_tokens=0, output_tokens=0, total_tokens=0)
     mock_result.response = MagicMock(model_name="test-model")
     mock_result.all_messages.return_value = []
     return mock_result
diff --git a/providers/common/ai/tests/unit/common/ai/decorators/test_llm_sql.py b/providers/common/ai/tests/unit/common/ai/decorators/test_llm_sql.py
index 5b2e4b6e6e3bf..d44b5d016f56f 100644
--- a/providers/common/ai/tests/unit/common/ai/decorators/test_llm_sql.py
+++ b/providers/common/ai/tests/unit/common/ai/decorators/test_llm_sql.py
@@ -28,9 +28,7 @@ def _make_mock_run_result(output):
     """Create a mock AgentRunResult compatible with log_run_summary."""
     mock_result = MagicMock()
     mock_result.output = output
-    mock_result.usage.return_value = MagicMock(
-        requests=1, tool_calls=0, input_tokens=0, output_tokens=0, total_tokens=0
-    )
+    mock_result.usage = MagicMock(requests=1, tool_calls=0, input_tokens=0, output_tokens=0, total_tokens=0)
     mock_result.response = MagicMock(model_name="test-model")
     mock_result.all_messages.return_value = []
     return mock_result
diff --git a/providers/common/ai/tests/unit/common/ai/operators/test_agent.py b/providers/common/ai/tests/unit/common/ai/operators/test_agent.py
index 4a0b08cf1483e..57eaa552238db 100644
--- a/providers/common/ai/tests/unit/common/ai/operators/test_agent.py
+++ b/providers/common/ai/tests/unit/common/ai/operators/test_agent.py
@@ -48,9 +48,7 @@ def _make_mock_run_result(output):
     """Create a mock AgentRunResult compatible with log_run_summary."""
     mock_result = MagicMock()
     mock_result.output = output
-    mock_result.usage.return_value = MagicMock(
-        requests=1, tool_calls=0, input_tokens=0, output_tokens=0, total_tokens=0
-    )
+    mock_result.usage = MagicMock(requests=1, tool_calls=0, input_tokens=0, output_tokens=0, total_tokens=0)
     mock_result.response = MagicMock(model_name="test-model")
     mock_result.all_messages.return_value = []
     return mock_result
diff --git a/providers/common/ai/tests/unit/common/ai/operators/test_llm.py b/providers/common/ai/tests/unit/common/ai/operators/test_llm.py
index 2a707752fdfe3..d5ef8228d3528 100644
--- a/providers/common/ai/tests/unit/common/ai/operators/test_llm.py
+++ b/providers/common/ai/tests/unit/common/ai/operators/test_llm.py
@@ -57,9 +57,7 @@ def _make_mock_run_result(output):
     """Create a mock AgentRunResult compatible with log_run_summary."""
     mock_result = MagicMock()
     mock_result.output = output
-    mock_result.usage.return_value = MagicMock(
-        requests=1, tool_calls=0, input_tokens=0, output_tokens=0, total_tokens=0
-    )
+    mock_result.usage = MagicMock(requests=1, tool_calls=0, input_tokens=0, output_tokens=0, total_tokens=0)
     mock_result.response = MagicMock(model_name="test-model")
     mock_result.all_messages.return_value = []
     return mock_result
diff --git a/providers/common/ai/tests/unit/common/ai/operators/test_llm_branch.py b/providers/common/ai/tests/unit/common/ai/operators/test_llm_branch.py
index 82f710cc10a0b..390137e9fc9be 100644
--- a/providers/common/ai/tests/unit/common/ai/operators/test_llm_branch.py
+++ b/providers/common/ai/tests/unit/common/ai/operators/test_llm_branch.py
@@ -29,9 +29,7 @@ def _make_mock_run_result(output):
     """Create a mock AgentRunResult compatible with log_run_summary."""
     mock_result = MagicMock()
     mock_result.output = output
-    mock_result.usage.return_value = MagicMock(
-        requests=1, tool_calls=0, input_tokens=0, output_tokens=0, total_tokens=0
-    )
+    mock_result.usage = MagicMock(requests=1, tool_calls=0, input_tokens=0, output_tokens=0, total_tokens=0)
     mock_result.response = MagicMock(model_name="test-model")
     mock_result.all_messages.return_value = []
     return mock_result
diff --git a/providers/common/ai/tests/unit/common/ai/operators/test_llm_file_analysis.py b/providers/common/ai/tests/unit/common/ai/operators/test_llm_file_analysis.py
index 6c970e4326383..7c955a160b4f4 100644
--- a/providers/common/ai/tests/unit/common/ai/operators/test_llm_file_analysis.py
+++ b/providers/common/ai/tests/unit/common/ai/operators/test_llm_file_analysis.py
@@ -46,7 +46,7 @@ class Summary(BaseModel):
 def _make_mock_run_result(output):
     mock_result = MagicMock(spec=["output", "usage", "response", "all_messages"])
     mock_result.output = output
-    mock_result.usage.return_value = MagicMock(
+    mock_result.usage = MagicMock(
         spec=["requests", "tool_calls", "input_tokens", "output_tokens", "total_tokens"],
         requests=1,
         tool_calls=0,
diff --git a/providers/common/ai/tests/unit/common/ai/operators/test_llm_schema_compare.py b/providers/common/ai/tests/unit/common/ai/operators/test_llm_schema_compare.py
index d719162bc00f7..c7a23de583847 100644
--- a/providers/common/ai/tests/unit/common/ai/operators/test_llm_schema_compare.py
+++ b/providers/common/ai/tests/unit/common/ai/operators/test_llm_schema_compare.py
@@ -35,9 +35,7 @@ def _make_mock_run_result(output):
     """Create a mock AgentRunResult compatible with log_run_summary."""
     mock_result = MagicMock()
     mock_result.output = output
-    mock_result.usage.return_value = MagicMock(
-        requests=1, tool_calls=0, input_tokens=0, output_tokens=0, total_tokens=0
-    )
+    mock_result.usage = MagicMock(requests=1, tool_calls=0, input_tokens=0, output_tokens=0, total_tokens=0)
     mock_result.response = MagicMock(model_name="test-model")
     mock_result.all_messages.return_value = []
     return mock_result
diff --git a/providers/common/ai/tests/unit/common/ai/operators/test_llm_sql.py b/providers/common/ai/tests/unit/common/ai/operators/test_llm_sql.py
index e8e31c6f5de88..a994ae3d1cd2f 100644
--- a/providers/common/ai/tests/unit/common/ai/operators/test_llm_sql.py
+++ b/providers/common/ai/tests/unit/common/ai/operators/test_llm_sql.py
@@ -37,9 +37,7 @@ def _make_mock_run_result(output):
     """Create a mock AgentRunResult compatible with log_run_summary."""
     mock_result = MagicMock()
     mock_result.output = output
-    mock_result.usage.return_value = MagicMock(
-        requests=1, tool_calls=0, input_tokens=0, output_tokens=0, total_tokens=0
-    )
+    mock_result.usage = MagicMock(requests=1, tool_calls=0, input_tokens=0, output_tokens=0, total_tokens=0)
     mock_result.response = MagicMock(model_name="test-model")
     mock_result.all_messages.return_value = []
     return mock_result
diff --git a/providers/common/ai/tests/unit/common/ai/utils/test_logging.py b/providers/common/ai/tests/unit/common/ai/utils/test_logging.py
index 230335a0e027a..bbc91df0850d8 100644
--- a/providers/common/ai/tests/unit/common/ai/utils/test_logging.py
+++ b/providers/common/ai/tests/unit/common/ai/utils/test_logging.py
@@ -44,7 +44,7 @@ def _make_mock_result(model_name="gpt-5", tool_names=None, usage_kwargs=None):
         "total_tokens": 3359,
     }
     result = MagicMock()
-    result.usage.return_value = MagicMock(**usage_kwargs)
+    result.usage = MagicMock(**usage_kwargs)
     result.response = MagicMock(model_name=model_name)
 
     messages: list = []