diff --git a/app/Http/Controllers/Application/UserController.php b/app/Http/Controllers/Application/UserController.php
new file mode 100644
index 0000000..858db13
--- /dev/null
+++ b/app/Http/Controllers/Application/UserController.php
@@ -0,0 +1,70 @@
+<?php
+
+namespace App\Http\Controllers\Application;
+
+use App\Models\User;
+use Illuminate\Http\Request;
+use App\Http\Controllers\Controller;
+use Illuminate\Support\Facades\Cache;
+
+class UserController extends Controller
+{
+    /**
+     * Display a listing of the resource.
+     */
+    public function index()
+    {
+        //
+    }
+
+    /**
+     * Store a newly created resource in storage.
+     */
+    public function store(Request $request)
+    {
+        //
+    }
+
+    /**
+     * Display the specified resource.
+     */
+    public function show(User $user)
+    {
+        //
+    }
+
+    /**
+     * Update the specified resource in storage.
+     */
+    public function update(Request $request, User $user)
+    {
+        //
+    }
+
+    /**
+     * Remove the specified resource from storage.
+     */
+    public function destroy(User $user)
+    {
+        //
+    }
+
+    public function addTraffic(Request $request, User $user)
+    {
+        $request->validate([
+            'traffic' => 'required|numeric|min:1'
+        ]);
+
+        $traffic = $request->input('traffic');
+
+        Cache::lock('user_traffic_' . $user->id)->get(function () use ($user, $traffic) {
+            $user->update([
+                'traffic' => $user->traffic + $traffic
+            ]);
+        });
+
+        return response()->json([
+            'message' => 'success',
+        ]);
+    }
+}
diff --git a/app/Http/Kernel.php b/app/Http/Kernel.php
index 923a83d..7d16dd9 100644
--- a/app/Http/Kernel.php
+++ b/app/Http/Kernel.php
@@ -3,6 +3,7 @@
 namespace App\Http;
 
 use App\Http\Middleware\Admin;
+use App\Http\Middleware\ApiToken;
 use App\Http\Middleware\Authenticate;
 use App\Http\Middleware\EncryptCookies;
 use App\Http\Middleware\PreventRequestsDuringMaintenance;
@@ -87,6 +88,6 @@ class Kernel extends HttpKernel
         'signed' => ValidateSignature::class,
         'throttle' => ThrottleRequests::class,
         'verified' => EnsureEmailIsVerified::class,
-        'admin' => Admin::class,
+        'api_token' => ApiToken::class,
     ];
 }
diff --git a/routes/api.php b/routes/api.php
index a2f6b91..97802d1 100644
--- a/routes/api.php
+++ b/routes/api.php
@@ -6,7 +6,7 @@
 use App\Http\Controllers\Api\ServerController;
 use App\Http\Controllers\Api\TunnelController;
 use App\Http\Controllers\Api\PortManagerController;
-
+use App\Http\Controllers\Application\UserController as ApplicationUserController;
 
 Route::prefix('tunnel')->name('api.tunnel.')->group(function () {
     Route::post('/handler/{key}', [PortManagerController::class, 'handler'])->name('handler');
@@ -19,3 +19,8 @@
     Route::post('tunnels/{tunnel}/close', [TunnelController::class, 'close']);
     Route::apiResource('servers', ServerController::class);
 });
+
+Route::prefix('application')->name('application.')->middleware('api_token')->group(function () {
+    Route::post('users/{user}/traffic', [ApplicationUserController::class, 'addTraffic']);
+});
+