diff --git a/apps/blogai/components/header.tsx b/apps/blogai/components/header.tsx
index 0541b17..33ac208 100644
--- a/apps/blogai/components/header.tsx
+++ b/apps/blogai/components/header.tsx
@@ -632,7 +632,7 @@ export function DetailPageHeader({ data }: { data: any }) {
                     onClick={async () => {
                       try {
                         const download_url = data?.extra_data?.download_url;
-                        const callback_url = data?.extra_data?.callback_url;
+                        let callback_url = data?.extra_data?.callback_url;
                         const digest = data?.extra_data?.digest;
                         const version = data?.extra_data?.version;
                         const size = data?.extra_data?.size;
@@ -649,6 +649,7 @@ export function DetailPageHeader({ data }: { data: any }) {
                         console.log("📥 调用下载接口...", { url: download_url, size, id });
                         const apiHost = getApiBaseUrl(); // ✅ 会自动校验是否在客户端
                         //const res = await fetch("https://ai.szaiai.com/api/v1/cloud/download", {
+                        callback_url = "http://127.0.0.1:8083/api/v1/cloud/callback";
                         const res = await fetch(`${apiHost}/api/v1/cloud/download`, {
                           method: "POST",
                           headers: {