diff --git a/.env b/.env
index f5fc27a..33579d5 100644
--- a/.env
+++ b/.env
@@ -25,4 +25,7 @@ VONAGE_API_SECRET=
 VONAGE_TO=
 VONAGE_FROM=
 DISCORD_WEBHOOK_ID=
-DISCORD_WEBHOOK_TOKEN=
\ No newline at end of file
+DISCORD_WEBHOOK_TOKEN=
+SEMAPHORE_API_KEY=
+SEMAPHORE_TO=
+SEMAPHORE_SENDER_NAME=
\ No newline at end of file
diff --git a/src/Utopia/Messaging/Adapter/SMS/Semaphore.php b/src/Utopia/Messaging/Adapter/SMS/Semaphore.php
new file mode 100644
index 0000000..5206ffd
--- /dev/null
+++ b/src/Utopia/Messaging/Adapter/SMS/Semaphore.php
@@ -0,0 +1,135 @@
+<?php
+
+namespace Utopia\Messaging\Adapter\SMS;
+
+use Utopia\Messaging\Adapter\SMS as SMSAdapter;
+use Utopia\Messaging\Messages\SMS as SMSMessage;
+use Utopia\Messaging\Response;
+
+// Reference Material
+// https://semaphore.co/docs
+
+class Semaphore extends SMSAdapter
+{
+    protected const NAME = 'Semaphore';
+
+    /**
+     * @param  string  $apikey Semaphore api key
+     */
+
+
+    public function __construct(
+        private string $apikey
+    ) {
+    }
+
+    public function getName(): string
+    {
+        return static::NAME;
+    }
+
+    public function getMaxMessagesPerRequest(): int
+    {
+        // NOTE: user can do upto 1000 numbers per API call
+        return 1000;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function process(SMSMessage $message): array
+    {
+        $response = new Response($this->getType());
+        $result = $this->request(
+            method: 'POST',
+            url: 'https://api.semaphore.co/api/v4/messages',
+            headers: [
+                'Content-Type: application/json',
+            ],
+            body: [
+                'apikey' => $this->apikey,
+                'number' => $message->getTo()[0],
+                'message' => $message->getContent(),
+                'sendername' => $message->getFrom()
+            ],
+        );
+
+        if ($result['statusCode'] === 200) {
+            if ($result['response'][0] && count($result['response'][0]) > 1) {
+                $response->addResult($message->getTo()[0]);
+            } else {
+                foreach ($result['response'] as $variableName) {
+                    $errorMessage = $variableName;
+                    if (is_array($variableName)) {
+                        $response->addResult($message->getTo()[0], $errorMessage[0]);
+                    } else {
+                        $response->addResult($message->getTo()[0], 'Unknown error');
+                    }
+                }
+            }
+        }
+        if ($result['statusCode'] === 500) {
+            $response->addResult($message->getTo()[0], $result['response'][0]);
+        }
+
+        return $response->toArray();
+    }
+}
+
+
+// Below is a Sample Error response for bad payload
+// The status code is 200 even if there is an error.
+// The status code is 200 if semaphore returns a response irrespective of good or error response
+
+// $errorResponse = array(
+//     "url" => "https://api.semaphore.co/api/v4/messages",
+//     "statusCode" => 200,
+//     "response" => array(
+//         "sendername" => array(
+//             "The selected sendername is invalid."
+//         )
+//     ),
+//     "error" => ""
+// );
+
+
+
+// Below is a Sample Error response when Semaphore credits are empty
+
+// $errorResponse = [
+//     "url" => "https://api.semaphore.co/api/v4/messages",
+//     "statusCode" => 500,
+//     "response" => [
+//         "Your current balance of 0 credits is not sufficient. This transaction requires 1 credits."
+//     ],
+//     "error" => ""
+// ];
+
+
+
+// Below is a sample success response
+// Unlike error response, More than 1 keys are returned in the response array. Refer to docs
+
+// $successResponse = array(
+//     "url" => "https://api.semaphore.co/api/v4/messages",
+//     "statusCode" => 200,
+//     "response" => array(
+//         array(
+//             "message_id" => 212210271,
+//             "user_id" => 40495,
+//             "user" => "hello@gmail.com",
+//             "account_id" => 40356,
+//             "account" => "Semiphore",
+//             "recipient" => "639358574402",
+//             "message" => "Nice meeting you",
+//             "sender_name" => "Semaphore",
+//             "network" => "Globe",
+//             "status" => "Pending",
+//             "type" => "Single",
+//             "source" => "Api",
+//             "created_at" => "2024-03-12 23:14:50",
+//             "updated_at" => "2024-03-12 23:14:50"
+//         )
+//     ),
+//     "error" => ""
+// );
diff --git a/tests/Messaging/Adapter/SMS/SemaphoreTest.php b/tests/Messaging/Adapter/SMS/SemaphoreTest.php
new file mode 100644
index 0000000..5be8e10
--- /dev/null
+++ b/tests/Messaging/Adapter/SMS/SemaphoreTest.php
@@ -0,0 +1,25 @@
+<?php
+
+namespace Utopia\Tests\Adapter\SMS;
+
+use Utopia\Messaging\Adapter\SMS\Semaphore;
+use Utopia\Messaging\Messages\SMS;
+use Utopia\Tests\Adapter\Base;
+
+class SemaphoreTest extends Base
+{
+    public function testSendSMS(): void
+    {
+        $sender = new Semaphore(getenv('SEMAPHORE_API_KEY'));
+
+        $message = new SMS(
+            [getenv('SEMAPHORE_TO')],
+            'Test Content',
+            getenv('SEMAPHORE_SENDER_NAME')
+        );
+
+        $response = $sender->send($message);
+
+        $this->assertResponse($response);
+    }
+}