diff --git a/server/app/api/logic/PlayStartLogic.php b/server/app/api/logic/PlayStartLogic.php
index 4df7830..826a6d0 100644
--- a/server/app/api/logic/PlayStartLogic.php
+++ b/server/app/api/logic/PlayStartLogic.php
@@ -485,6 +485,8 @@ class PlayStartLogic
         $arr['reward_tier'] = ($isWin === 1 && $superWinCoin > 0) ? 'BIGWIN' : (string) ($tier ?? '');
         // 记录完数据后返回当前玩家余额与抽奖次数
         $arr['coin'] = $updated ? (float) $updated->coin : 0;
+        // 本局从玩家货币中扣除的金额：付费抽奖为 ante*UNIT_COST，免费抽奖为 0（与 paid_amount 一致）
+        $arr['use_coin'] = $paidAmount;
         return $arr;
     }
 
diff --git a/server/app/dice/logic/reward_config_record/DiceRewardConfigRecordLogic.php b/server/app/dice/logic/reward_config_record/DiceRewardConfigRecordLogic.php
index 006130a..f857a57 100644
--- a/server/app/dice/logic/reward_config_record/DiceRewardConfigRecordLogic.php
+++ b/server/app/dice/logic/reward_config_record/DiceRewardConfigRecordLogic.php
@@ -15,6 +15,7 @@ use plugin\saiadmin\app\model\system\SystemUser;
 
 /**
  * 奖励配置权重测试记录逻辑层
+ *
  */
 class DiceRewardConfigRecordLogic extends BaseLogic
 {