diff --git a/api/core/app/entities/task_entities.py b/api/core/app/entities/task_entities.py
index 29ea7bc935..5de8793cfb 100644
--- a/api/core/app/entities/task_entities.py
+++ b/api/core/app/entities/task_entities.py
@@ -179,6 +179,7 @@ class WorkflowStartStreamResponse(StreamResponse):
         id: str
         workflow_id: str
         sequence_number: int
+        inputs: dict
         created_at: int
 
     event: StreamEvent = StreamEvent.WORKFLOW_STARTED
diff --git a/api/core/app/task_pipeline/workflow_cycle_manage.py b/api/core/app/task_pipeline/workflow_cycle_manage.py
index 8c532d4a5d..42ea3ca780 100644
--- a/api/core/app/task_pipeline/workflow_cycle_manage.py
+++ b/api/core/app/task_pipeline/workflow_cycle_manage.py
@@ -267,6 +267,8 @@ class WorkflowCycleManage:
         :param workflow_run: workflow run
         :return:
         """
+        inputs = {variable: value for variable, value in workflow_run.inputs_dict.items()
+                  if variable != 'sys.conversation'}
         return WorkflowStartStreamResponse(
             task_id=task_id,
             workflow_run_id=workflow_run.id,
@@ -274,6 +276,7 @@ class WorkflowCycleManage:
                 id=workflow_run.id,
                 workflow_id=workflow_run.workflow_id,
                 sequence_number=workflow_run.sequence_number,
+                inputs=inputs,
                 created_at=int(workflow_run.created_at.timestamp())
             )
         )