API

Guides

Messages

Voice

WhatsApp Business

Groups

Contacts

Outbox

Account

Sender IDs

Teammate/Subaccount

Conversations

Workflows

Message Templates

Birthday Message

Opt-out

Other

Webhooks (v2)

Api documentation

SMS API for developers from UK

The integration of our SMS gateway API is simple. Easily provide your website or software package with text messaging features in minutes. to the UK and other countries

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.

FREE TRIAL
api.smsgatewayapi.com
<?php
	$ch = curl_init();
	$url = "https://api.smsgatewayapi.com/v1/message/send";
	$client_id = "XXX"; // Your API key
	$client_secret = "YYY"; // Your API secret
	$data = [
		'message' => "Hello World", //Message
		'to' => "11231231234", //Receiver
		'sender' => "YourName" //Sender
	];
	curl_setopt($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);
?>
API

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

Download Postman link

API Features

  • Use our gateway API and connect your platform to our SMS service which allows you to send SMS messages from your own software.
FREE TRIAL

Join over 10,000 happy customers

  • KFC
  • McDonalds
  • Ecco
  • Viessmann
  • Volvo
  • Essilor
  • Unibet
  • Daikin Europe NV
  • Coca-Cola
  • ID&T Tomorrowland

SMS API

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 3351 user ratings.
SMSGATEWAYAPI API1

REGISTER NOW

Discover our SMS platform today!

FREE TRIAL