diff --git a/internal/providers/configs/openai.json b/internal/providers/configs/openai.json
index 427a9985dbb634b75eca51db3b09db848d1b3916..e711f119eabe1309420f6f5bde09bf177f297aef 100644
--- a/internal/providers/configs/openai.json
+++ b/internal/providers/configs/openai.json
@@ -4,8 +4,8 @@
   "type": "openai",
   "api_key": "$OPENAI_API_KEY",
   "api_endpoint": "$OPENAI_API_ENDPOINT",
-  "default_large_model_id": "gpt-5.1-codex",
-  "default_small_model_id": "gpt-4o",
+  "default_large_model_id": "gpt-5.4",
+  "default_small_model_id": "gpt-5.4-nano",
   "models": [
     {
       "id": "gpt-5.4",