diff --git a/libs/core/langchain_core/language_models/base.py b/libs/core/langchain_core/language_models/base.py
index d998e389cb7..570076290e0 100644
--- a/libs/core/langchain_core/language_models/base.py
+++ b/libs/core/langchain_core/language_models/base.py
@@ -314,10 +314,8 @@ class BaseLanguageModel(
         stop: list[str] | None = None,
         **kwargs: Any,
     ) -> LangSmithParams:
-        """Wrap _get_ls_params to always include ls_integration."""
-        ls_params = self._get_ls_params(stop=stop, **kwargs)
-        ls_params["ls_integration"] = "langchain_chat_model"
-        return ls_params
+        """Wrap _get_ls_params to include any additional default parameters."""
+        return self._get_ls_params(stop=stop, **kwargs)
 
     @property
     def _identifying_params(self) -> Mapping[str, Any]:
diff --git a/libs/core/langchain_core/language_models/chat_models.py b/libs/core/langchain_core/language_models/chat_models.py
index 92b79e20759..25dc2dd16f3 100644
--- a/libs/core/langchain_core/language_models/chat_models.py
+++ b/libs/core/langchain_core/language_models/chat_models.py
@@ -827,6 +827,16 @@ class BaseChatModel(BaseLanguageModel[AIMessage], ABC):
 
         return ls_params
 
+    def _get_ls_params_with_defaults(
+        self,
+        stop: list[str] | None = None,
+        **kwargs: Any,
+    ) -> LangSmithParams:
+        """Wrap _get_ls_params to always include ls_integration."""
+        ls_params = self._get_ls_params(stop=stop, **kwargs)
+        ls_params["ls_integration"] = "langchain_chat_model"
+        return ls_params
+
     def _get_llm_string(self, stop: list[str] | None = None, **kwargs: Any) -> str:
         if self.is_lc_serializable():
             params = {**kwargs, "stop": stop}