diff --git a/src/components/providers/EditProviderDialog.tsx b/src/components/providers/EditProviderDialog.tsx
index 9b2d5bbbe..83ede9e11 100644
--- a/src/components/providers/EditProviderDialog.tsx
+++ b/src/components/providers/EditProviderDialog.tsx
@@ -139,6 +139,8 @@ export function EditProviderDialog({
   }, [liveSettings, provider?.settingsConfig]); // 只依赖 settingsConfig，不依赖整个 provider
 
   // 固定 initialData，防止 provider 对象更新时重置表单
+  // 注意：不依赖 provider?.meta，避免 providers refetch 时触发重新计算导致闪烁
+  // meta 的初始化已在 ProviderForm 中通过 useEffect 处理（line 203-225）
   const initialData = useMemo(() => {
     if (!provider) return null;
     return {
@@ -147,14 +149,13 @@ export function EditProviderDialog({
       websiteUrl: provider.websiteUrl,
       settingsConfig: initialSettingsConfig,
       category: provider.category,
-      meta: provider.meta,
+      meta: provider.meta, // 使用当前 meta，但不在依赖中
       icon: provider.icon,
       iconColor: provider.iconColor,
     };
   }, [
     open, // 修复：编辑保存后再次打开显示旧数据，依赖 open 确保每次打开时重新读取最新 provider 数据
     provider?.id, // 只依赖 ID，provider 对象更新不会触发重新计算
-    provider?.meta, // 需要依赖 meta 以便正确初始化 testConfig 和 proxyConfig
     initialSettingsConfig,
   ]);
 
diff --git a/src/components/providers/forms/ProviderForm.tsx b/src/components/providers/forms/ProviderForm.tsx
index eac36a651..dad5ccf5d 100644
--- a/src/components/providers/forms/ProviderForm.tsx
+++ b/src/components/providers/forms/ProviderForm.tsx
@@ -384,9 +384,15 @@ export function ProviderForm({
     }
   }, [appId, initialData, selectedPresetId, resetCodexConfig]);
 
+  // Only reset form when defaultValues changes in NEW mode (not edit mode)
+  // In edit mode, resetting on every provider data change would cause blinking
+  // and discard user's ongoing edits when providers refetch periodically
   useEffect(() => {
+    if (isEditMode && initialData) {
+      return;
+    }
     form.reset(defaultValues);
-  }, [defaultValues, form]);
+  }, [defaultValues, form, isEditMode, initialData]);
 
   const presetCategoryLabels: Record<string, string> = useMemo(
     () => ({