diff --git a/notifysms_aula02/config.php b/notifysms_aula02/config.php
index 31585e8..362a673 100644
--- a/notifysms_aula02/config.php
+++ b/notifysms_aula02/config.php
@@ -20,9 +20,12 @@
 
 require_once __DIR__ . '/source/models/User.php';
 
+//You can send sms through tiniyo just signup on tiniyo, get your auth_id as CLIENT_ID and auth_secret as CLIENT_SECRET
+//CALLBACK_URL is needed if you want to receive delivery report
 define('CONFIG_SMS', [
     'CLIENT_ID' => '',
     'CLIENT_SECRET' => '',
+    'CALLBACK_URL' => '',
     'GUHWEB' => ''
 ]);
 
diff --git a/notifysms_aula02/source/models/User.php b/notifysms_aula02/source/models/User.php
index cdcbf48..4146df8 100644
--- a/notifysms_aula02/source/models/User.php
+++ b/notifysms_aula02/source/models/User.php
@@ -11,7 +11,7 @@
 use CRUD\Create;
 use CRUD\Read;
 use CRUD\Update;
-use Source\Notify\SMS\DirectCall;
+use Source\Notify\SMS\DirectCall; //for sms through tiniyo, Use Source\Notify\SMS\TiniyoSms;
 
 class User
 {
@@ -69,4 +69,4 @@ public function validateCode($user_email, $user_code)
 
         }
     }
-}
\ No newline at end of file
+}
diff --git a/notifysms_aula02/source/notify/sms/TiniyoSms.php b/notifysms_aula02/source/notify/sms/TiniyoSms.php
new file mode 100644
index 0000000..9e5bb76
--- /dev/null
+++ b/notifysms_aula02/source/notify/sms/TiniyoSms.php
@@ -0,0 +1,54 @@
+<?php
+/**
+ * Created by https://tiniyo.com.
+ * User: support@tiniyo.com
+ * Date: 10/11/2020
+ * Time: 13:37
+ */
+
+namespace Source\Notify\SMS;
+
+class TiniyoSms {
+
+    private $urlService;
+    private $endPoint;
+    private $params;
+    private $callback;
+
+    public function __construct()
+    {
+        $this->urlService = 'https://api.tiniyo.com';
+    }
+
+    public function sendSMS($from, $to, $text)
+    {
+        $this->endPoint = sprintf("/v1/Account/%/Message",CONFIG_SMS['CLIENT_ID']);
+
+        $this->params = [
+            'src' => $from,
+            'dst' => $to,
+            'url' => CONFIG_SMS['CALLBACK_URL'],
+            'client_id' => CONFIG_SMS['CLIENT_ID'],
+            'client_secret' => CONFIG_SMS['CLIENT_SECRET'],
+            'format' => 'json'
+            'text' => $text
+        ];
+
+        $this->post();
+    }
+
+    private function post()
+    {
+        $ch = curl_init();
+        curl_setopt($ch, CURLOPT_URL, $this->urlService . $this->endPoint);
+        curl_setopt($ch, CURLOPT_POST, true);
+        curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($this->params));
+        curl_setopt($ch, CURLOPT_HEADER, 0);
+        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
+
+        $this->callback = json_decode(curl_exec($ch));
+
+        curl_close($ch);
+    }
+
+}