diff --git a/internal/controller/proxy/proxy.go b/internal/controller/proxy/proxy.go
index 8783ecd..d44ab59 100644
--- a/internal/controller/proxy/proxy.go
+++ b/internal/controller/proxy/proxy.go
@@ -144,6 +144,8 @@ func (p *Proxy) ProcessUsage() {
 func (p *Proxy) Do(llmusage *llm.TokenUsage) error {
 	err := p.db.Transaction(func(tx *gorm.DB) error {
 		now := time.Now()
+		today, _ := time.Parse("2006-01-02", now.Format("2006-01-02"))
+
 		cost := tokenizer.Cost(llmusage.Model, llmusage.PromptTokens, llmusage.CompletionTokens)
 		token, err := p.tokenDAO.GetByID(p.ctx, llmusage.TokenID)
 		if err != nil {
@@ -166,32 +168,32 @@ func (p *Proxy) Do(llmusage *llm.TokenUsage) error {
 			return fmt.Errorf("create usage error: %w", err)
 		}
 
-		// 2. 更新每日统计（upsert 操作）
-		// dailyUsage := model.DailyUsage{
-		// 	UserID:           llmusage.User.ID,
-		// 	TokenID:          llmusage.TokenID,
-		// 	Date:             time.Date(now.Year(), now.Month(), now.Day(), 0, 0, 0, 0, now.Location()),
-		// 	Model:            llmusage.Model,
-		// 	Stream:           llmusage.Stream,
-		// 	PromptTokens:     llmusage.PromptTokens,
-		// 	CompletionTokens: llmusage.CompletionTokens,
-		// 	TotalTokens:      llmusage.TotalTokens,
-		// 	Cost:             fmt.Sprintf("%.8f", cost),
-		// }
-
-		p.dailyUsageDAO.UpsertDailyUsage(p.ctx, usage)
-		// 使用 OnConflict 实现 upsert
-		// if err := tx.WithContext(p.ctx).Clauses(clause.OnConflict{
-		// 	Columns: []clause.Column{{Name: "user_id"}, {Name: "date"}}, // 唯一键
-		// 	DoUpdates: clause.Assignments(map[string]interface{}{
-		// 		"prompt_tokens":     gorm.Expr("prompt_tokens + ?", llmusage.PromptTokens),
-		// 		"completion_tokens": gorm.Expr("completion_tokens + ?", llmusage.CompletionTokens),
-		// 		"total_tokens":      gorm.Expr("total_tokens + ?", llmusage.TotalTokens),
-		// 		"cost":              gorm.Expr("cost + ?", fmt.Sprintf("%.8f", cost)),
-		// 	}),
-		// }).Create(&dailyUsage).Error; err != nil {
-		// 	return fmt.Errorf("upsert daily usage error: %w", err)
-		// }
+		// 2. 更新每日统计
+		var dailyUsage model.DailyUsage
+		result := tx.WithContext(p.ctx).Where("user_id = ? and date = ?", llmusage.User.ID, today).First(&dailyUsage)
+		if result.RowsAffected == 0 {
+			dailyUsage.UserID = llmusage.User.ID
+			dailyUsage.TokenID = llmusage.TokenID
+			dailyUsage.Date = today
+			dailyUsage.Model = llmusage.Model
+			dailyUsage.Stream = llmusage.Stream
+			dailyUsage.PromptTokens = llmusage.PromptTokens
+			dailyUsage.CompletionTokens = llmusage.CompletionTokens
+			dailyUsage.TotalTokens = llmusage.TotalTokens
+			dailyUsage.Cost = fmt.Sprintf("%.8f", cost)
+			if err := tx.WithContext(p.ctx).Create(&dailyUsage).Error; err != nil {
+				return fmt.Errorf("create daily usage error: %w", err)
+			}
+		} else {
+			if err := tx.WithContext(p.ctx).Model(&model.DailyUsage{}).Where("user_id = ? and date = ?", llmusage.User.ID, today).
+				Updates(map[string]interface{}{
+					"prompt_tokens":     gorm.Expr("prompt_tokens + ?", llmusage.PromptTokens),
+					"completion_tokens": gorm.Expr("completion_tokens + ?", llmusage.CompletionTokens),
+					"total_tokens":      gorm.Expr("total_tokens + ?", llmusage.TotalTokens),
+				}).Error; err != nil {
+				return fmt.Errorf("update daily usage error: %w", err)
+			}
+		}
 
 		// 3. 更新用户额度
 		if *llmusage.User.UnlimitedQuota {