diff --git a/src/chatdbg/assistant/assistant.py b/src/chatdbg/assistant/assistant.py
index 570ff69..7051230 100644
--- a/src/chatdbg/assistant/assistant.py
+++ b/src/chatdbg/assistant/assistant.py
@@ -316,10 +316,6 @@ def _completion(self, stream=False):
         return litellm.completion(
             model=self._model,
             messages=self._conversation,
-            tools=[
-                {"type": "function", "function": f["schema"]}
-                for f in self._functions.values()
-            ],
             timeout=self._timeout,
             logger_fn=self._logger,
             stream=stream,