diff --git a/server/api/views/assistant/views.py b/server/api/views/assistant/views.py
index ca65f335..32089c58 100644
--- a/server/api/views/assistant/views.py
+++ b/server/api/views/assistant/views.py
@@ -223,7 +223,8 @@ def search_documents(query: str, user=user) -> str:
             MODEL_DEFAULTS = {
                 "instructions": INSTRUCTIONS,
                 "model": "gpt-5-nano",  # 400,000 token context window
-                "reasoning": {"effort": "low", "summary": "auto"},
+                # A summary of the reasoning performed by the model. This can be useful for debugging and understanding the model's reasoning process.
+                "reasoning": {"effort": "low", "summary": None},
                 "tools": tools,
             }