diff --git a/src/pages/friends-photo/index.tsx b/src/pages/friends-photo/index.tsx
index 3f03b8d..9a1f92f 100644
--- a/src/pages/friends-photo/index.tsx
+++ b/src/pages/friends-photo/index.tsx
@@ -55,9 +55,16 @@ export default function FriendsPhoto() {
 
     try {
       // 将两个图片URL用逗号分隔
+      const { hostname, protocol, port } = window.location;
+      let baseUrl = `${protocol}//${hostname}`
+      if (hostname === 'localhost') {
+        baseUrl = `${protocol}//${hostname}:${port}`
+      }
+      const cbUrl = `${baseUrl}/result`
       const checkout = await serverSdk.createCheckoutSession({
         templateCode: templateCode,
         metadata: {
+          cb_url: cbUrl,
           imageUrls: [
             image1, image2
           ]
diff --git a/src/sdk/sdk-server.ts b/src/sdk/sdk-server.ts
index f18b743..7929a42 100644
--- a/src/sdk/sdk-server.ts
+++ b/src/sdk/sdk-server.ts
@@ -83,6 +83,7 @@ export interface CreateCheckoutParams {
     templateCode: string;          // 模板代码
     metadata: {
         imageUrls: string[];          // 图片URL
+        cb_url: string;
         [key: string]: any;        // 其他元数据
     };
 }
@@ -371,13 +372,13 @@ export class SdkServer {
     /**
      * 如果多图的话 images.join(',')
      */
-    async payTemplateCode(templateCode: string, imageUrl: string, cbUrl: string) {
+    async payTemplateCode(templateCode: string, imageUrls: string[], cbUrl: string) {
         try {
             const response = await this.request(`/payment/checkout/${templateCode}`, 'POST', {
-                imageUrl: imageUrl,
+                imageUrls: imageUrls,          // 图片URL
                 cb_url: cbUrl
             })
-            return response.data as {url: string};
+            return response.data as { url: string };
         } catch (error) {
             throw error;
         }
@@ -661,10 +662,7 @@ export class SdkServer {
      */
     async createCheckoutSession(params: CreateCheckoutParams): Promise<CheckoutSessionResult> {
         try {
-            const response = await this.request<CheckoutSessionResult>(`/payment/checkout/${params.templateCode}`, 'POST', {
-                customer: params.customer,
-                metadata: params.metadata
-            });
+            const response = await this.request<CheckoutSessionResult>(`/payment/checkout/${params.templateCode}`, 'POST', params.metadata);
             return response.data;
         } catch (error) {
             throw error;