diff --git a/aider/resources/model-settings.yml b/aider/resources/model-settings.yml
index e33ee9fa9..d0c89a45d 100644
--- a/aider/resources/model-settings.yml
+++ b/aider/resources/model-settings.yml
@@ -1008,6 +1008,8 @@
 - name: xai/grok-3-mini-beta
   use_repo_map: true
   edit_format: whole
+  accepts_settings:
+    - reasoning_effort 
 
 - name: openrouter/openrouter/optimus-alpha
   use_repo_map: true