diff --git a/server/api/v1/app/ai_proxy.go b/server/api/v1/app/ai_proxy.go
index 1ed6442..1eaaf94 100644
--- a/server/api/v1/app/ai_proxy.go
+++ b/server/api/v1/app/ai_proxy.go
@@ -53,18 +53,6 @@ func (a *AiProxyApi) ChatCompletions(c *gin.Context) {
 		return
 	}
 
-	// 验证预设权限
-	if req.PresetName != "" && !aiApiKeyService.CheckPresetPermission(apiKey, req.PresetName) {
-		c.JSON(http.StatusForbidden, gin.H{
-			"error": gin.H{
-				"message": "该API密钥无权使用此预设: " + req.PresetName,
-				"type":    "invalid_request_error",
-				"code":    "preset_not_allowed",
-			},
-		})
-		return
-	}
-
 	// 处理流式响应
 	if req.Stream {
 		aiProxyService.ProcessChatCompletionStream(c, &req)
@@ -145,18 +133,6 @@ func (a *AiProxyApi) ClaudeMessages(c *gin.Context) {
 		return
 	}
 
-	// 验证预设权限
-	if req.PresetName != "" && !aiApiKeyService.CheckPresetPermission(apiKey, req.PresetName) {
-		c.JSON(http.StatusForbidden, gin.H{
-			"error": gin.H{
-				"message": "该API密钥无权使用此预设: " + req.PresetName,
-				"type":    "invalid_request_error",
-				"code":    "preset_not_allowed",
-			},
-		})
-		return
-	}
-
 	// 处理流式响应
 	if req.Stream {
 		aiProxyService.ProcessClaudeMessageStream(c, &req)
diff --git a/server/model/app/response/ai_proxy.go b/server/model/app/response/ai_proxy.go
index 22047a8..f6d1358 100644
--- a/server/model/app/response/ai_proxy.go
+++ b/server/model/app/response/ai_proxy.go
@@ -10,8 +10,6 @@ type ChatCompletionResponse struct {
 	Usage   *ChatCompletionUsage   `json:"usage,omitempty"`
 	// 统一格式的用量统计（用于各种上游的标准化）
 	StandardUsage *ChatCompletionUsage `json:"standard_usage,omitempty"`
-	// 扩展字段：正则脚本执行日志
-	RegexLogs *RegexExecutionLogs `json:"regex_logs,omitempty"`
 }
 
 type ChatCompletionChoice struct {
diff --git a/server/service/app/ai_preset_injector.go b/server/service/app/ai_preset_injector.go
index 5a3e554..f0667bc 100644
--- a/server/service/app/ai_preset_injector.go
+++ b/server/service/app/ai_preset_injector.go
@@ -129,37 +129,61 @@ func (p *PresetInjector) buildInjectedMessages(messages []request.ChatMessage, p
 }
 
 // injectRelativePrompts 将相对位置的提示词注入到对话历史中
+// 注入深度从前往后计算：depth=0 表示索引0（最前面），depth=1 表示索引1，以此类推
 func (p *PresetInjector) injectRelativePrompts(messages []request.ChatMessage, prompts []app.PresetPrompt) []request.ChatMessage {
 	if len(prompts) == 0 {
 		return messages
 	}
 
-	result := make([]request.ChatMessage, 0, len(messages)+len(prompts))
-	messageCount := len(messages)
-
-	// 按深度分组提示词
+	// 按深度分组提示词，并按 injection_order 排序
 	depthMap := make(map[int][]app.PresetPrompt)
 	for _, prompt := range prompts {
 		depthMap[prompt.InjectionDepth] = append(depthMap[prompt.InjectionDepth], prompt)
 	}
 
-	// 遍历消息，在指定深度注入提示词
-	for i, msg := range messages {
-		// 计算当前位置的深度（从末尾开始计数）
-		depth := messageCount - i
+	// 对每个深度的提示词按 injection_order 排序（从大到小，优先级高的在前）
+	for depth := range depthMap {
+		sort.Slice(depthMap[depth], func(i, j int) bool {
+			return depthMap[depth][i].InjectionOrder > depthMap[depth][j].InjectionOrder
+		})
+	}
 
-		// 在当前消息之前注入对应深度的提示词
+	result := make([]request.ChatMessage, 0, len(messages)+len(prompts))
+	totalInserted := 0
+
+	// 找出最大深度
+	maxDepth := 0
+	for depth := range depthMap {
+		if depth > maxDepth {
+			maxDepth = depth
+		}
+	}
+
+	// 从 depth=0 开始，逐个深度注入
+	for depth := 0; depth <= maxDepth; depth++ {
+		// 计算实际注入位置（考虑之前已注入的消息数量）
+		injectIdx := depth + totalInserted
+
+		// 如果注入位置超出当前消息列表，先添加原始消息直到该位置
+		for len(result) < injectIdx && len(result)-totalInserted < len(messages) {
+			result = append(result, messages[len(result)-totalInserted])
+		}
+
+		// 注入当前深度的所有提示词
 		if promptsAtDepth, exists := depthMap[depth]; exists {
 			for _, prompt := range promptsAtDepth {
 				result = append(result, request.ChatMessage{
 					Role:    prompt.Role,
 					Content: p.processPromptContent(prompt.Content),
 				})
+				totalInserted++
 			}
 		}
+	}
 
-		// 添加当前消息
-		result = append(result, msg)
+	// 添加剩余的原始消息
+	for len(result)-totalInserted < len(messages) {
+		result = append(result, messages[len(result)-totalInserted])
 	}
 
 	return result
diff --git a/server/service/app/ai_proxy.go b/server/service/app/ai_proxy.go
index ebc37d9..9a0b851 100644
--- a/server/service/app/ai_proxy.go
+++ b/server/service/app/ai_proxy.go
@@ -64,12 +64,6 @@ func (s *AiProxyService) ProcessChatCompletion(ctx context.Context, req *request
 	if injector != nil && len(resp.Choices) > 0 {
 		resp.Choices[0].Message.Content = injector.ProcessResponse(resp.Choices[0].Message.Content)
 		aiOutput = resp.Choices[0].Message.Content
-
-		// 添加正则执行日志到响应
-		regexLogs := injector.GetRegexLogs()
-		if regexLogs.TotalMatches > 0 || len(regexLogs.InputScripts) > 0 || len(regexLogs.OutputScripts) > 0 {
-			resp.RegexLogs = regexLogs
-		}
 	}
 
 	// 4. 处理响应并收集正则日志