diff --git a/jina-ai/config.json b/jina-ai/config.json
index 88a9e24..0006c74 100644
--- a/jina-ai/config.json
+++ b/jina-ai/config.json
@@ -12,7 +12,7 @@
   "defaults": {
     "search_provider": "serper",
     "llm_provider": "vertex",
-    "step_sleep": 100
+    "step_sleep": 500
   },
   "providers": {
     "vertex": {