diff --git a/server/service/app/conversation.go b/server/service/app/conversation.go
index ab916f1..1282466 100644
--- a/server/service/app/conversation.go
+++ b/server/service/app/conversation.go
@@ -90,12 +90,23 @@ func (s *ConversationService) CreateConversation(userID uint, req *request.Creat
 
 	// 如果角色有开场白,创建开场白消息
 	if character.FirstMes != "" {
+		// 获取用户信息
+		var user app.AppUser
+		err = global.GVA_DB.Where("id = ?", userID).First(&user).Error
+		if err != nil {
+			global.GVA_LOG.Warn(fmt.Sprintf("获取用户信息失败: %v", err))
+		}
+		userName := user.Username
+		if userName == "" {
+			userName = user.NickName
+		}
+
 		// 应用输出阶段正则脚本处理开场白
 		processedFirstMes := character.FirstMes
 		var regexService RegexScriptService
 		outputScripts, err := regexService.GetScriptsForPlacement(userID, 1, &character.ID, nil)
 		if err == nil && len(outputScripts) > 0 {
-			processedFirstMes = regexService.ExecuteScripts(outputScripts, processedFirstMes, "", character.Name)
+			processedFirstMes = regexService.ExecuteScripts(outputScripts, processedFirstMes, userName, character.Name)
 			global.GVA_LOG.Info(fmt.Sprintf("开场白应用正则脚本: 原始长度=%d, 处理后长度=%d", len(character.FirstMes), len(processedFirstMes)))
 		}
 
@@ -325,6 +336,17 @@ func (s *ConversationService) SendMessage(userID, conversationID uint, req *requ
 		return nil, errors.New("角色卡不存在")
 	}
 
+	// 获取用户信息
+	var user app.AppUser
+	err = global.GVA_DB.Where("id = ?", userID).First(&user).Error
+	if err != nil {
+		global.GVA_LOG.Warn(fmt.Sprintf("获取用户信息失败: %v", err))
+	}
+	userName := user.Username
+	if userName == "" {
+		userName = user.NickName
+	}
+
 	// 应用输入阶段的正则脚本 (Placement 0)
 	processedContent := req.Content
 	var regexService RegexScriptService
@@ -335,7 +357,7 @@ func (s *ConversationService) SendMessage(userID, conversationID uint, req *requ
 	} else {
 		global.GVA_LOG.Info(fmt.Sprintf("找到 %d 个输入阶段正则脚本", len(inputScripts)))
 		if len(inputScripts) > 0 {
-			processedContent = regexService.ExecuteScripts(inputScripts, processedContent, "", character.Name)
+			processedContent = regexService.ExecuteScripts(inputScripts, processedContent, userName, character.Name)
 			global.GVA_LOG.Info(fmt.Sprintf("应用了 %d 个输入阶段正则脚本，原文: %s, 处理后: %s", len(inputScripts), req.Content, processedContent))
 		}
 	}
@@ -400,7 +422,7 @@ func (s *ConversationService) SendMessage(userID, conversationID uint, req *requ
 	displayContent := assistantMessage.Content
 	displayScripts, err := regexService.GetScriptsForPlacement(userID, 3, &conversation.CharacterID, nil)
 	if err == nil && len(displayScripts) > 0 {
-		displayContent = regexService.ExecuteScripts(displayScripts, displayContent, "", character.Name)
+		displayContent = regexService.ExecuteScripts(displayScripts, displayContent, userName, character.Name)
 		global.GVA_LOG.Info(fmt.Sprintf("应用了 %d 个显示阶段正则脚本", len(displayScripts)))
 	}
 
@@ -564,8 +586,19 @@ func (s *ConversationService) callAIService(conversation app.Conversation, chara
 	} else {
 		global.GVA_LOG.Info(fmt.Sprintf("找到 %d 个输出阶段正则脚本", len(outputScripts)))
 		if len(outputScripts) > 0 {
+			// 获取用户信息
+			var user app.AppUser
+			err = global.GVA_DB.Where("id = ?", conversation.UserID).First(&user).Error
+			userName := ""
+			if err == nil {
+				userName = user.Username
+				if userName == "" {
+					userName = user.NickName
+				}
+			}
+
 			originalResponse := aiResponse
-			aiResponse = regexService.ExecuteScripts(outputScripts, aiResponse, "", character.Name)
+			aiResponse = regexService.ExecuteScripts(outputScripts, aiResponse, userName, character.Name)
 			global.GVA_LOG.Info(fmt.Sprintf("应用了 %d 个输出阶段正则脚本，原文: %s, 处理后: %s", len(outputScripts), originalResponse, aiResponse))
 		}
 	}
@@ -697,6 +730,17 @@ func (s *ConversationService) SendMessageStream(userID, conversationID uint, req
 		return errors.New("角色卡不存在")
 	}
 
+	// 获取用户信息
+	var user app.AppUser
+	err = global.GVA_DB.Where("id = ?", userID).First(&user).Error
+	if err != nil {
+		global.GVA_LOG.Warn(fmt.Sprintf("[流式传输] 获取用户信息失败: %v", err))
+	}
+	userName := user.Username
+	if userName == "" {
+		userName = user.NickName
+	}
+
 	// 应用输入阶段的正则脚本 (Placement 0)
 	processedContent := req.Content
 	var regexService RegexScriptService
@@ -707,7 +751,7 @@ func (s *ConversationService) SendMessageStream(userID, conversationID uint, req
 	} else {
 		global.GVA_LOG.Info(fmt.Sprintf("[流式传输] 找到 %d 个输入阶段正则脚本", len(inputScripts)))
 		if len(inputScripts) > 0 {
-			processedContent = regexService.ExecuteScripts(inputScripts, processedContent, "", character.Name)
+			processedContent = regexService.ExecuteScripts(inputScripts, processedContent, userName, character.Name)
 			global.GVA_LOG.Info(fmt.Sprintf("[流式传输] 应用了 %d 个输入阶段正则脚本", len(inputScripts)))
 		}
 	}
@@ -862,7 +906,7 @@ func (s *ConversationService) SendMessageStream(userID, conversationID uint, req
 	} else {
 		global.GVA_LOG.Info(fmt.Sprintf("[流式传输] 找到 %d 个输出阶段正则脚本", len(outputScripts)))
 		if len(outputScripts) > 0 {
-			fullContent = regexService.ExecuteScripts(outputScripts, fullContent, "", character.Name)
+			fullContent = regexService.ExecuteScripts(outputScripts, fullContent, userName, character.Name)
 			global.GVA_LOG.Info(fmt.Sprintf("[流式传输] 应用了 %d 个输出阶段正则脚本", len(outputScripts)))
 		}
 	}