diff --git a/internal/providers/configs/bedrock.json b/internal/providers/configs/bedrock.json
index 1bedf0ca2719a360513c262dd59bdb5b92cfe833..67f55e89ae159da652fdecc2076082309b896bc1 100644
--- a/internal/providers/configs/bedrock.json
+++ b/internal/providers/configs/bedrock.json
@@ -4,7 +4,7 @@
   "type": "bedrock",
   "api_key": "",
   "api_endpoint": "",
-  "default_large_model_id": "anthropic.claude-sonnet-4-20250514-v1:0",
+  "default_large_model_id": "anthropic.claude-sonnet-4-5-20250929-v1:0",
   "default_small_model_id": "anthropic.claude-3-5-haiku-20241022-v1:0",
   "models": [
     {