Update agents/crew.py

agents/crew.py

@@ -37,8 +37,9 @@ os.environ["PHOENIX_CLIENT_HEADERS"] = f"api-key={PHOENIX_API_KEY}"
 
 tracer_provider = register(
     project_name="gaia",
-    batch=True,
-    auto_instrument=True
+    protocol="http/protobuf",
+    auto_instrument=True,
+    batch=True
 )
 
 @CrewBase