diff --git a/scripts/kimi_k3_pricing.sql b/scripts/kimi_k3_pricing.sql
index 63407c2..bf1739c 100644
--- a/scripts/kimi_k3_pricing.sql
+++ b/scripts/kimi_k3_pricing.sql
@@ -66,13 +66,13 @@ fields:
     type: int
     role: factor
     label: "非缓存输入Token"
-    derived: "prompt_tokens - prompt_tokens_details.cached_tokens"
+    derived: "prompt_tokens - usage.cached_tokens"
 
   cached_tokens:
     type: int
     role: factor
     label: "缓存Token"
-    derived: "prompt_tokens_details.cached_tokens"
+    derived: "usage.cached_tokens"
 
 pricings:
   - price_factors: uncached_prompt_tokens