SMS Gateway API

Start right away

SMS services for software developers

From marketing to CRM integrations to employee communications, our SMS API service can handle it all. If you can imagine it, our text message API can make it happen. Experience peace of mind with our 99,99% uptime guarantee. Access Smstools's features from within your own platform or app.

SMS services for software developers
	$ch = curl_init();
	$url = "";
	$client_id = "XXX"; // Your API key
	$client_secret = "YYY"; // Your API secret
	$data = [
		'message' => "example", //Message
		'to' => "32479123456", //Receiver
		'sender' => "11111111111" //Sender
	curl_setopt($ch, CURLOPT_URL, "$url");
	curl_setopt($ch, CURLOPT_POST, true);
	curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
	curl_setopt($ch, CURLOPT_VERBOSE, true);
	curl_setopt($ch, CURLOPT_HTTPHEADER, [
		"X-Client-Id: $client_id",
		"X-Client-Secret: $client_secret",
		"Content-Type: application/json",
	curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($data));
	$response = curl_exec($ch);

Smstools REST API Documentation

Our API is organized around REST. It uses standard HTTP response codes and authentication. If you'd like access to our API, sign up for a trial account

Join over 10,000 happy customers

  • CAT solutions
  • MAX immo
  • CRM
  • Groep Schaubroeck
  • VanRoey


Smstools With our SMS gateway API you can send SMS messages from your own application, website or platform. Start today with a free trial. SMS API
5 out of 5 based on 474 user ratings.


Discover our text message marketing platform today!