diff --git a/examples/vision/detection/paddledetection/python/infer_ppyoloe.py b/examples/vision/detection/paddledetection/python/infer_ppyoloe.py
index 1d3260b53..10163d83b 100644
--- a/examples/vision/detection/paddledetection/python/infer_ppyoloe.py
+++ b/examples/vision/detection/paddledetection/python/infer_ppyoloe.py
@@ -53,6 +53,8 @@ config_file = os.path.join(model_dir, "infer_cfg.yml")
 runtime_option = build_option(args)
 model = fd.vision.detection.PPYOLOE(
     model_file, params_file, config_file, runtime_option=runtime_option)
+print(model._model.input_info_of_runtime(0))
+print(model._model.output_info_of_runtime(0))
 
 # 预测图片检测结果
 if args.image is None:
diff --git a/python/fastdeploy/model.py b/python/fastdeploy/model.py
index 0277e5b8f..59833f775 100644
--- a/python/fastdeploy/model.py
+++ b/python/fastdeploy/model.py
@@ -27,23 +27,23 @@ class FastDeployModel:
     def model_name(self):
         return self._model.model_name()
 
-    def num_inputs(self):
-        return self._model.num_inputs()
+    def num_inputs_of_runtime(self):
+        return self._model.num_inputs_of_runtime()
 
-    def num_outputs(self):
-        return self._model.num_outputs()
+    def num_outputs_of_runtime(self):
+        return self._model.num_outputs_of_runtime()
 
-    def get_input_info(self, index):
-        assert index < self.num_inputs(
+    def input_info_of_runtime(self, index):
+        assert index < self.num_inputs_of_runtime(
         ), "The index:{} must be less than number of inputs:{}.".format(
-            index, self.num_inputs())
-        return self._model.get_input_info(index)
+            index, self.num_inputs_of_runtime())
+        return self._model.input_info_of_runtime(index)
 
-    def get_output_info(self, index):
-        assert index < self.num_outputs(
+    def output_info_of_runtime(self, index):
+        assert index < self.num_outputs_of_runtime(
         ), "The index:{} must be less than number of outputs:{}.".format(
-            index, self.num_outputs())
-        return self._model.get_output_info(index)
+            index, self.num_outputs_of_runtime())
+        return self._model.output_info_of_runtime(index)
 
     def enable_record_time_of_runtime(self):
         self._model.enable_record_time_of_runtime()