diff --git a/minimax/listen-cost/index.ts b/minimax/listen-cost/index.ts
index 64de891..a5fc9fa 100644
--- a/minimax/listen-cost/index.ts
+++ b/minimax/listen-cost/index.ts
@@ -8,6 +8,7 @@ const cookie = process.env.MINIMAX_COOKIE || '';
 const groupId = process.env.MINIMAX_GROUP_ID || '';
 const minimax = new Minimax(cookie);
 
+// https://platform.minimaxi.com/user-center/payment/token-plan
 export async function getMinimaxRemains() {
   if (!cookie || !groupId) {
     console.error('MINIMAX_COOKIE or MINIMAX_GROUP_ID is not set');
diff --git a/minimax/listen-cost/readme.md b/minimax/listen-cost/readme.md
index 52ccb57..68f81ed 100644
--- a/minimax/listen-cost/readme.md
+++ b/minimax/listen-cost/readme.md
@@ -5,4 +5,9 @@
 环境变量
 
 - `MINIMAX_COOKIE`
-- `MINIMAX_GROUP_ID`
\ No newline at end of file
+- `MINIMAX_GROUP_ID`
+
+
+## 访问地址
+
+https://platform.minimaxi.com/user-center/payment/token-plan
\ No newline at end of file