diff --git a/internal/providers/configs/anthropic.json b/internal/providers/configs/anthropic.json
index 4761b7d47b58f48b9b2c62d125c86b28b14e0ca4..c45f693909f431c872a1b9260714c89ba94b02c7 100644
--- a/internal/providers/configs/anthropic.json
+++ b/internal/providers/configs/anthropic.json
@@ -29,7 +29,7 @@
       "context_window": 200000,
       "default_max_tokens": 32000,
       "can_reason": true,
-      "has_reasoning_efforts": true,
+      "has_reasoning_efforts": false,
       "supports_attachments": true
     },
     {