diff --git a/web/static/js/chat.js b/web/static/js/chat.js
index ddf15c4a..4bbf9854 100644
--- a/web/static/js/chat.js
+++ b/web/static/js/chat.js
@@ -574,7 +574,7 @@ function restoreChatReasoningControlsFromStorage() {
         }
         if (e) {
             const v = localStorage.getItem(REASONING_EFFORT_LS);
-            if (v !== null && ['', 'low', 'medium', 'high', 'max'].indexOf(v) !== -1) {
+            if (v !== null && ['', 'low', 'medium', 'high', 'max', 'xhigh'].indexOf(v) !== -1) {
                 e.value = v;
             }
         }
diff --git a/web/static/js/settings.js b/web/static/js/settings.js
index 06f221b1..fef8d22e 100644
--- a/web/static/js/settings.js
+++ b/web/static/js/settings.js
@@ -184,7 +184,7 @@ async function loadConfig(loadTools = true) {
         const orEffEl = document.getElementById('openai-reasoning-effort');
         if (orEffEl) {
             const ev = (orm.effort || '').toString().trim().toLowerCase();
-            orEffEl.value = ['', 'low', 'medium', 'high', 'max'].includes(ev) ? ev : '';
+            orEffEl.value = ['', 'low', 'medium', 'high', 'max', 'xhigh'].includes(ev) ? ev : '';
         }
         const orProfEl = document.getElementById('openai-reasoning-profile');
         if (orProfEl) {
diff --git a/web/templates/index.html b/web/templates/index.html
index 5f69adc1..af53fd00 100644
--- a/web/templates/index.html
+++ b/web/templates/index.html
@@ -833,6 +833,7 @@
                                                 <option value="low">low</option>
                                                 <option value="medium">medium</option>
                                                 <option value="high">high</option>
+                                                <option value="xhigh">xhigh</option>
                                                 <option value="max">max</option>
                                             </select>
                                         </div>
@@ -2122,6 +2123,7 @@
                                                     <option value="low">low</option>
                                                     <option value="medium">medium</option>
                                                     <option value="high">high</option>
+                                                    <option value="xhigh">xhigh</option>
                                                     <option value="max">max</option>
                                                 </select>
                                                 <label for="openai-reasoning-profile" style="font-size: 0.8125rem;" data-i18n="settingsBasic.openaiReasoningProfile">线路</label>