diff --git a/sherpa-onnx/python/csrc/online-recognizer.cc b/sherpa-onnx/python/csrc/online-recognizer.cc
index c40b541c..c10cb3b4 100644
--- a/sherpa-onnx/python/csrc/online-recognizer.cc
+++ b/sherpa-onnx/python/csrc/online-recognizer.cc
@@ -23,6 +23,9 @@ static void PybindOnlineRecognizerResult(py::module *m) {
       .def_property_readonly(
           "tokens",
           [](PyClass &self) -> std::vector<std::string> { return self.tokens; })
+      .def_property_readonly(
+          "start_time",
+          [](PyClass &self) -> float { return self.start_time; })
       .def_property_readonly(
           "timestamps",
           [](PyClass &self) -> std::vector<float> { return self.timestamps; });
diff --git a/sherpa-onnx/python/sherpa_onnx/online_recognizer.py b/sherpa-onnx/python/sherpa_onnx/online_recognizer.py
index c92b605f..70de7a2a 100644
--- a/sherpa-onnx/python/sherpa_onnx/online_recognizer.py
+++ b/sherpa-onnx/python/sherpa_onnx/online_recognizer.py
@@ -509,6 +509,9 @@ class OnlineRecognizer(object):
     def timestamps(self, s: OnlineStream) -> List[float]:
         return self.recognizer.get_result(s).timestamps
 
+    def start_time(self, s: OnlineStream) -> float:
+        return self.recognizer.get_result(s).start_time
+
     def is_endpoint(self, s: OnlineStream) -> bool:
         return self.recognizer.is_endpoint(s)