diff --git a/api/core/workflow/nodes/agent_v2/output_adapter.py b/api/core/workflow/nodes/agent_v2/output_adapter.py
index f2d408a7999..e4e8e34b03b 100644
--- a/api/core/workflow/nodes/agent_v2/output_adapter.py
+++ b/api/core/workflow/nodes/agent_v2/output_adapter.py
@@ -69,15 +69,18 @@ class WorkflowAgentOutputAdapter:
         usage = self._usage_from_metadata(metadata)
         metadata_tenant_id = metadata.get("tenant_id")
         resolved_tenant_id = tenant_id or (metadata_tenant_id if isinstance(metadata_tenant_id, str) else None)
+        outputs = self._normalize_outputs(
+            event.output,
+            declared_outputs=declared_outputs,
+            tenant_id=resolved_tenant_id,
+        )
+        if event.usage is not None:
+            outputs["usage"] = dict(event.usage)
         return NodeRunResult(
             status=WorkflowNodeExecutionStatus.SUCCEEDED,
             inputs=inputs,
             process_data=process_data,
-            outputs=self._normalize_outputs(
-                event.output,
-                declared_outputs=declared_outputs,
-                tenant_id=resolved_tenant_id,
-            ),
+            outputs=outputs,
             metadata=self._build_node_metadata(metadata=metadata, usage=usage),
             llm_usage=usage or LLMUsage.empty_usage(),
         )
diff --git a/api/tests/unit_tests/core/workflow/nodes/agent_v2/test_output_adapter.py b/api/tests/unit_tests/core/workflow/nodes/agent_v2/test_output_adapter.py
index 33f41a5ea3d..fbf27ac7e6b 100644
--- a/api/tests/unit_tests/core/workflow/nodes/agent_v2/test_output_adapter.py
+++ b/api/tests/unit_tests/core/workflow/nodes/agent_v2/test_output_adapter.py
@@ -584,6 +584,20 @@ def test_success_output_adapter_maps_backend_usage_to_llm_usage_and_metadata():
     assert result.llm_usage.completion_price == Decimal("0.000150")
     assert result.llm_usage.total_price == Decimal("0.000200")
     assert result.llm_usage.currency == "USD"
+    assert result.outputs["usage"] == {
+        "prompt_tokens": 10,
+        "prompt_unit_price": "5",
+        "prompt_price_unit": "0.000001",
+        "prompt_price": "0.000050",
+        "completion_tokens": 5,
+        "completion_unit_price": "30",
+        "completion_price_unit": "0.000001",
+        "completion_price": "0.000150",
+        "total_tokens": 15,
+        "total_price": "0.000200",
+        "currency": "USD",
+        "latency": 0.5,
+    }
     assert result.metadata[WorkflowNodeExecutionMetadataKey.TOTAL_TOKENS] == 15
     assert result.metadata[WorkflowNodeExecutionMetadataKey.TOTAL_PRICE] == Decimal("0.000200")
     assert result.metadata[WorkflowNodeExecutionMetadataKey.CURRENCY] == "USD"
diff --git a/web/app/components/workflow/nodes/agent-v2/__tests__/panel.spec.tsx b/web/app/components/workflow/nodes/agent-v2/__tests__/panel.spec.tsx
index 6a722f72abb..e3ca79f39fa 100644
--- a/web/app/components/workflow/nodes/agent-v2/__tests__/panel.spec.tsx
+++ b/web/app/components/workflow/nodes/agent-v2/__tests__/panel.spec.tsx
@@ -446,12 +446,12 @@ describe('agent/panel', () => {
     ).not.toBeInTheDocument()
     expect(screen.getByText('text')).toBeInTheDocument()
     expect(screen.getByText('workflow.nodes.agent.outputVars.text')).toBeInTheDocument()
-    expect(screen.queryByText('usage')).not.toBeInTheDocument()
+    expect(screen.getByText('usage')).toBeInTheDocument()
     expect(screen.getByText('files')).toBeInTheDocument()
     expect(screen.getByText('array[file]')).toBeInTheDocument()
     expect(screen.getByText('workflow.nodes.agent.outputVars.files.title')).toBeInTheDocument()
     expect(screen.getByText('json')).toBeInTheDocument()
-    expect(screen.getByText('object')).toBeInTheDocument()
+    expect(screen.getAllByText('object')).toHaveLength(2)
     expect(
       screen.getByRole('button', { name: 'workflow.nodes.agent.outputVars.newOutput' }),
     ).toBeInTheDocument()
diff --git a/web/app/components/workflow/nodes/agent-v2/output-variables.ts b/web/app/components/workflow/nodes/agent-v2/output-variables.ts
index c4201fd18b9..382acdfe35a 100644
--- a/web/app/components/workflow/nodes/agent-v2/output-variables.ts
+++ b/web/app/components/workflow/nodes/agent-v2/output-variables.ts
@@ -19,6 +19,12 @@ export const defaultAgentV2DeclaredOutputs: DeclaredOutputConfig[] = [
       type: 'file',
     },
   },
+  {
+    name: 'usage',
+    type: 'object',
+    required: false,
+    description: 'LLM usage reported by the agent run.',
+  },
   {
     name: 'json',
     type: 'object',