diff --git a/scalable_sync.py b/scalable_sync.py
index f0a7fb2..92bb039 100644
--- a/scalable_sync.py
+++ b/scalable_sync.py
@@ -313,12 +313,11 @@ class WealthfolioMCP:
             for activity in activities
         ]
 
-        return asyncio.run(
-            self._connect_and_call(
-                "record_activities",
-                {"activities": payload},
-            )
+        result = asyncio.run(
+            self._connect_and_call("record_activities", {"activities": payload})
         )
+        log.info("MCP record_activities result: %s", result)  # ← neu
+        return result
 
 # ---------------------------------------------------------------------------
 # Sync