diff --git a/Yi.Ai.Vue3/src/pages/chat/components/MessageItem.vue b/Yi.Ai.Vue3/src/pages/chat/components/MessageItem.vue
index 19340571..3e187c1e 100644
--- a/Yi.Ai.Vue3/src/pages/chat/components/MessageItem.vue
+++ b/Yi.Ai.Vue3/src/pages/chat/components/MessageItem.vue
@@ -15,6 +15,31 @@ const props = defineProps<{
   isSelected: boolean;
 }>();
 
+/**
+ * 格式化时间
+ * 将 ISO 时间字符串格式化为 yyyy-MM-dd HH:mm:ss
+ */
+function formatTime(time: string | undefined): string {
+  if (!time) return '';
+
+  try {
+    const date = new Date(time);
+    if (Number.isNaN(date.getTime())) return time;
+
+    const year = date.getFullYear();
+    const month = String(date.getMonth() + 1).padStart(2, '0');
+    const day = String(date.getDate()).padStart(2, '0');
+    const hours = String(date.getHours()).padStart(2, '0');
+    const minutes = String(date.getMinutes()).padStart(2, '0');
+    const seconds = String(date.getSeconds()).padStart(2, '0');
+
+    return `${year}-${month}-${day} ${hours}:${minutes}:${seconds}`;
+  }
+  catch {
+    return time;
+  }
+}
+
 const emit = defineEmits<{
   (e: 'toggleSelection', item: MessageItem): void;
   (e: 'edit', item: MessageItem): void;
@@ -163,7 +188,7 @@ function handleThinkingChange(payload: { value: boolean; status: ThinkingStatus
         <!-- 时间和token信息 -->
         <div class="message-wrapper__info">
           <span v-if="item.creationTime" class="message-wrapper__time">
-            {{ item.creationTime }}
+            {{ formatTime(item.creationTime) }}
           </span>
           <span
             v-if="item.role !== 'user' && item?.tokenUsage?.total"
diff --git a/Yi.Ai.Vue3/src/utils/apiFormatConverter.ts b/Yi.Ai.Vue3/src/utils/apiFormatConverter.ts
index 0b43b19b..19fc1d26 100644
--- a/Yi.Ai.Vue3/src/utils/apiFormatConverter.ts
+++ b/Yi.Ai.Vue3/src/utils/apiFormatConverter.ts
@@ -311,6 +311,17 @@ export function parseResponsesStreamChunk(chunk: any): UnifiedStreamChunk {
     };
   }
 
+  // 解析消息ID和创建时间（UserMessage 或 SystemMessage 类型）- 后端统一封装
+  if (chunk.type === 'UserMessage' || chunk.type === 'SystemMessage') {
+    result.type = chunk.type;
+    if (chunk.messageId) {
+      result.messageId = chunk.messageId;
+    }
+    if (chunk.creationTime) {
+      result.creationTime = chunk.creationTime;
+    }
+  }
+
   return result;
 }
 
@@ -342,6 +353,17 @@ export function parseClaudeStreamChunk(chunk: any): UnifiedStreamChunk {
     }
   }
 
+  // 解析消息ID和创建时间（UserMessage 或 SystemMessage 类型）- 后端统一封装
+  if (chunk.type === 'UserMessage' || chunk.type === 'SystemMessage') {
+    result.type = chunk.type;
+    if (chunk.messageId) {
+      result.messageId = chunk.messageId;
+    }
+    if (chunk.creationTime) {
+      result.creationTime = chunk.creationTime;
+    }
+  }
+
   return result;
 }
 
@@ -379,6 +401,17 @@ export function parseGeminiStreamChunk(chunk: any): UnifiedStreamChunk {
     result.finish_reason = candidate.finishReason;
   }
 
+  // 解析消息ID和创建时间（UserMessage 或 SystemMessage 类型）- 后端统一封装
+  if (chunk.type === 'UserMessage' || chunk.type === 'SystemMessage') {
+    result.type = chunk.type;
+    if (chunk.messageId) {
+      result.messageId = chunk.messageId;
+    }
+    if (chunk.creationTime) {
+      result.creationTime = chunk.creationTime;
+    }
+  }
+
   return result;
 }