diff --git a/fastdeploy/entrypoints/openai/protocol.py b/fastdeploy/entrypoints/openai/protocol.py
index f8cd70bca08..3560f3a8aef 100644
--- a/fastdeploy/entrypoints/openai/protocol.py
+++ b/fastdeploy/entrypoints/openai/protocol.py
@@ -548,6 +548,9 @@ class CompletionRequest(BaseModel):
 
     collect_metrics: Optional[bool] = False
 
+    # NOTE(Wanglongzhi2001): temporary parameter for video understanding benchmark
+    video_fps: Optional[float] = None
+
     def to_dict_for_infer(self, request_id=None, prompt=None):
         """
         Convert the request parameters into a dictionary
@@ -734,6 +737,9 @@ class ChatCompletionRequest(BaseModel):
 
     collect_metrics: Optional[bool] = False
 
+    # NOTE(Wanglongzhi2001): temporary parameter for video understanding benchmark
+    video_fps: Optional[float] = None
+
     def to_dict_for_infer(self, request_id=None):
         """
         Convert the request parameters into a dictionary