diff --git a/web/static/i18n/en-US.json b/web/static/i18n/en-US.json
index b5c652f1..949eea63 100644
--- a/web/static/i18n/en-US.json
+++ b/web/static/i18n/en-US.json
@@ -122,6 +122,7 @@
     "copyMessageTitle": "Copy message",
     "emptyGroupConversations": "This group has no conversations yet.",
     "noMatchingConversationsInGroup": "No matching conversations found.",
+    "noHistoryConversations": "No conversation history yet",
     "renameGroupPrompt": "Please enter new name:",
     "deleteGroupConfirm": "Are you sure you want to delete this group? Conversations in the group will not be deleted, but will be removed from the group.",
     "deleteConversationConfirm": "Are you sure you want to delete this conversation?",
diff --git a/web/static/i18n/zh-CN.json b/web/static/i18n/zh-CN.json
index b7c72e45..072de55d 100644
--- a/web/static/i18n/zh-CN.json
+++ b/web/static/i18n/zh-CN.json
@@ -122,6 +122,7 @@
     "copyMessageTitle": "复制消息内容",
     "emptyGroupConversations": "该分组暂无对话",
     "noMatchingConversationsInGroup": "未找到匹配的对话",
+    "noHistoryConversations": "暂无历史对话",
     "renameGroupPrompt": "请输入新名称：",
     "deleteGroupConfirm": "确定要删除此分组吗？分组中的对话不会被删除，但会从分组中移除。",
     "deleteConversationConfirm": "确定要删除此对话吗？",
diff --git a/web/static/js/chat.js b/web/static/js/chat.js
index 10df6d75..67e59698 100644
--- a/web/static/js/chat.js
+++ b/web/static/js/chat.js
@@ -1749,12 +1749,13 @@ async function loadConversations(searchQuery = '') {
         const sidebarContent = listContainer.closest('.sidebar-content');
         const savedScrollTop = sidebarContent ? sidebarContent.scrollTop : 0;
 
-        const emptyStateHtml = '<div style="padding: 20px; text-align: center; color: var(--text-muted); font-size: 0.875rem;">暂无历史对话</div>';
+        const emptyStateHtml = '<div style="padding: 20px; text-align: center; color: var(--text-muted); font-size: 0.875rem;" data-i18n="chat.noHistoryConversations"></div>';
         listContainer.innerHTML = '';
 
         // 如果响应不是200，显示空状态（友好处理，不显示错误）
         if (!response.ok) {
             listContainer.innerHTML = emptyStateHtml;
+            if (typeof window.applyTranslations === 'function') window.applyTranslations(listContainer);
             return;
         }
 
@@ -1762,6 +1763,7 @@ async function loadConversations(searchQuery = '') {
 
         if (!Array.isArray(conversations) || conversations.length === 0) {
             listContainer.innerHTML = emptyStateHtml;
+            if (typeof window.applyTranslations === 'function') window.applyTranslations(listContainer);
             return;
         }
 
@@ -1827,6 +1829,7 @@ async function loadConversations(searchQuery = '') {
 
         if (!rendered) {
             listContainer.innerHTML = emptyStateHtml;
+            if (typeof window.applyTranslations === 'function') window.applyTranslations(listContainer);
             return;
         }
 
@@ -1845,8 +1848,9 @@ async function loadConversations(searchQuery = '') {
         // 错误时显示空状态，而不是错误提示（更友好的用户体验）
         const listContainer = document.getElementById('conversations-list');
         if (listContainer) {
-            const emptyStateHtml = '<div style="padding: 20px; text-align: center; color: var(--text-muted); font-size: 0.875rem;">暂无历史对话</div>';
+            const emptyStateHtml = '<div style="padding: 20px; text-align: center; color: var(--text-muted); font-size: 0.875rem;" data-i18n="chat.noHistoryConversations"></div>';
             listContainer.innerHTML = emptyStateHtml;
+            if (typeof window.applyTranslations === 'function') window.applyTranslations(listContainer);
         }
     }
 }
@@ -3994,12 +3998,13 @@ async function loadConversationsWithGroups(searchQuery = '') {
         const sidebarContent = listContainer.closest('.sidebar-content');
         const savedScrollTop = sidebarContent ? sidebarContent.scrollTop : 0;
 
-        const emptyStateHtml = '<div style="padding: 20px; text-align: center; color: var(--text-muted); font-size: 0.875rem;">暂无历史对话</div>';
+        const emptyStateHtml = '<div style="padding: 20px; text-align: center; color: var(--text-muted); font-size: 0.875rem;" data-i18n="chat.noHistoryConversations"></div>';
         listContainer.innerHTML = '';
 
         // 如果响应不是200，显示空状态（友好处理，不显示错误）
         if (!response.ok) {
             listContainer.innerHTML = emptyStateHtml;
+            if (typeof window.applyTranslations === 'function') window.applyTranslations(listContainer);
             return;
         }
 
@@ -4007,6 +4012,7 @@ async function loadConversationsWithGroups(searchQuery = '') {
 
         if (!Array.isArray(conversations) || conversations.length === 0) {
             listContainer.innerHTML = emptyStateHtml;
+            if (typeof window.applyTranslations === 'function') window.applyTranslations(listContainer);
             return;
         }
         
@@ -4068,6 +4074,7 @@ async function loadConversationsWithGroups(searchQuery = '') {
 
         if (fragment.children.length === 0) {
             listContainer.innerHTML = emptyStateHtml;
+            if (typeof window.applyTranslations === 'function') window.applyTranslations(listContainer);
             return;
         }
 
@@ -4086,8 +4093,9 @@ async function loadConversationsWithGroups(searchQuery = '') {
         // 错误时显示空状态，而不是错误提示（更友好的用户体验）
         const listContainer = document.getElementById('conversations-list');
         if (listContainer) {
-            const emptyStateHtml = '<div style="padding: 20px; text-align: center; color: var(--text-muted); font-size: 0.875rem;">暂无历史对话</div>';
+            const emptyStateHtml = '<div style="padding: 20px; text-align: center; color: var(--text-muted); font-size: 0.875rem;" data-i18n="chat.noHistoryConversations"></div>';
             listContainer.innerHTML = emptyStateHtml;
+            if (typeof window.applyTranslations === 'function') window.applyTranslations(listContainer);
         }
     }
 }