diff --git a/app/Http/Controllers/Remote/ModuleController.php b/app/Http/Controllers/Remote/ModuleController.php
index 8f44cc7..78a6051 100644
--- a/app/Http/Controllers/Remote/ModuleController.php
+++ b/app/Http/Controllers/Remote/ModuleController.php
@@ -6,6 +6,7 @@
 use Illuminate\Http\Request;
 use App\Models\Module\Module;
 use App\Http\Controllers\Controller;
+use Illuminate\Support\Facades\Cache;
 
 class ModuleController extends Controller
 {
@@ -29,13 +30,22 @@ public function call(Request $request, Module $module)
 
         // 过滤除了 "/" 以外的特殊字符
         $func = preg_replace('/[^a-zA-Z0-9\/]/', '', $func);
-        
+
 
 
         // dd($func);
 
         $method = Str::lower($request->method());
 
+        // 如果 method 为 post, 检查用户余额
+        if ($method == 'post') {
+            $user = auth('sanctum')->user();
+
+            if ($user->balance < 1) {
+                return $this->error('余额小于 1, 无法使用 POST 请求。');
+            }
+        }
+
 
         $response = $module->remoteRequest($method, $func, $request->all());
 
diff --git a/app/Models/Host.php b/app/Models/Host.php
index ddbdfaa..310b7f9 100644
--- a/app/Models/Host.php
+++ b/app/Models/Host.php
@@ -83,25 +83,10 @@ public function cost($price = null)
 
         $price = abs($price);
 
-
-        if ($this->user->balance < 10) {
-            $amount = 1;
-        } else if ($this->user->balance < 100) {
-            $amount = 10;
-        } else if ($this->user->balance < 1000) {
-            $amount = 100;
-        } else if ($this->user->balance < 10000) {
-            $amount = 1000;
-        } else {
-            $amount = 10000;
-        }
-
         $cache_key = 'user_drops_' . $this->user_id;
 
         $drops = Cache::get($cache_key);
 
-
-
         // Log::debug($user);
 
         if ($price !== null) {
@@ -112,6 +97,8 @@ public function cost($price = null)
             $this->price = $this->managed_price;
         }
 
+        $amount = $price / Cache::get('drops_rate', 100) + 1;
+
         // if drops <= price
         if ($drops < $this->price) {
             try {