diff --git a/src/llm_models/model_client/base_client.py b/src/llm_models/model_client/base_client.py
index eb74b0df..1d82a7dd 100644
--- a/src/llm_models/model_client/base_client.py
+++ b/src/llm_models/model_client/base_client.py
@@ -117,6 +117,7 @@ class BaseClient(ABC):
         self,
         model_info: ModelInfo,
         audio_base64: str,
+        max_tokens: int = 2048,
         extra_params: dict[str, Any] | None = None,
     ) -> APIResponse:
         """