diff --git a/settings.json b/settings.json
index 9f4d6b6..fe99551 100644
--- a/settings.json
+++ b/settings.json
@@ -3,7 +3,7 @@
   "theme": "dark",
   "defaultProvider": "openai-codex",
   "defaultModel": "gpt-5.6-terra",
-  "defaultThinkingLevel": "medium",
+  "defaultThinkingLevel": "high",
   "hideThinkingBlock": true,
   "showCacheMissNotices": false,
   "enabledModels": [
@@ -12,6 +12,7 @@
     "openai-codex/gpt-5.6-sol"
   ],
   "packages": [
-    "npm:@gotgenes/pi-permission-system"
+    "npm:@gotgenes/pi-permission-system",
+    "npm:@gotgenes/pi-subagents"
   ]
-}
+}
\ No newline at end of file