first upload all files

Modules/Sms/Gateways/Twilio.php

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+<?php
+
+namespace Modules\Sms\Gateways;
+
+use Exception;
+use Twilio\Rest\Client;
+use Modules\Sms\GatewayInterface;
+use Modules\Sms\Exceptions\SmsException;
+
+class Twilio implements GatewayInterface
+{
+    public function client()
+    {
+        return new Client(setting('twilio_sid'), setting('twilio_token'));
+    }
+
+    public function send(string $to, string $message)
+    {
+        try {
+            $this->client()->messages->create(
+                $to,
+                [
+                    'from' => setting('sms_from'),
+                    'body' => $message,
+                ]
+            );
+        } catch (Exception $e) {
+            throw new SmsException('Twilio: ' . $e->getMessage());
+        }
+    }
+}

Modules/Sms/Gateways/Vonage.php

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+<?php
+
+namespace Modules\Sms\Gateways;
+
+use Exception;
+use Vonage\Client;
+use Vonage\SMS\Message\SMS;
+use Modules\Sms\GatewayInterface;
+use Vonage\Client\Credentials\Basic;
+use Modules\Sms\Exceptions\SmsException;
+
+class Vonage implements GatewayInterface
+{
+    public function client()
+    {
+        return new Client(
+            new Basic(setting('vonage_key'), setting('vonage_secret'))
+        );
+    }
+
+    public function send(string $to, string $message)
+    {
+        try {
+            $text = new SMS($to, setting('sms_from'), $message);
+
+            $this->client()->sms()->send($text);
+        } catch (Exception $e) {
+            throw new SmsException('Vonage: ' . $e->getMessage());
+        }
+    }
+}