diff --git a/pages/_lib/connection-ui.js b/pages/_lib/connection-ui.js
index f5d39800..550a1491 100644
--- a/pages/_lib/connection-ui.js
+++ b/pages/_lib/connection-ui.js
@@ -44,7 +44,9 @@ export async function injectConnectionUI({
     no_chatgpt_web = false,
     defaultType = '',
     tr_class = '',
-    taLog = console
+    taLog = console,
+    customButtonLabel = '',
+    customButtonCallback = null
   } = {}) {
 
   const anchorTr = document.getElementById(afterTrId);
@@ -74,8 +76,9 @@ export async function injectConnectionUI({
       </label>
     </td>
     <td>
-      <label>
+      <label style="display: flex; align-items: center;">
         <select id="${selectId}" name="${selectId}" class="option-input"></select>
+        ${customButtonLabel ? `<button id="${modelId_prefix}customButton" style="margin-left: 10px;">${customButtonLabel}</button>` : ''}
       </label>
     </td>
   </tr>
@@ -961,6 +964,16 @@ export async function injectConnectionUI({
   warn_Anthropic_APIKeyEmpty(modelId_prefix);
   warn_Anthropic_VersionEmpty(modelId_prefix);
 
+  if (customButtonLabel && customButtonCallback) {
+    const btn = document.getElementById(`${modelId_prefix}customButton`);
+    if (btn) {
+      btn.addEventListener('click', (e) => {
+        e.preventDefault();
+        customButtonCallback(e);
+      });
+    }
+  }
+
   return {
     select: conntype_select,
     onTypeChange: (fn) => { onTypeChange = fn; fn(conntype_select.value, { select: conntype_select }); }
diff --git a/pages/customprompts/mzta-custom-prompts.js b/pages/customprompts/mzta-custom-prompts.js
index 8753c018..70308dfa 100644
--- a/pages/customprompts/mzta-custom-prompts.js
+++ b/pages/customprompts/mzta-custom-prompts.js
@@ -489,7 +489,15 @@ function handleEditClick(e) {
             selectId: selectId,
             modelId_prefix: prefix,
             no_chatgpt_web: true,
-            taLog: taLog
+            taLog: taLog,
+            customButtonLabel: "Reset",
+            customButtonCallback: () => {
+                const selectEl = document.getElementById(selectId);
+                if (selectEl) {
+                    selectEl.value = '';
+                    selectEl.dispatchEvent(new Event('change'));
+                }
+            }
         }).then(() => {
             populateConnectionUI(tr, id, prefix, selectId);
             updateWarnings(prefix);