Reliable, high-throughput SMS gateway with multi-language SDKs. Send transactional & promotional messages in seconds.
SimNet SMS API provides robust, scalable SMS delivery across Tanzania and international routes. Supports bulk SMS, real-time delivery reports, and credit balance checks. Integrated examples in 7+ languages make integration seamless.
api-smstz.simnet.co.tzAvg ResponseRecipients maxEncryptedDirect carrier connections, sub-second delivery.
Webhooks & polling for delivery receipts.
PHP, Python, Java, C#, Dart, Android, Node.js.
All requests require API key and client ID in headers. Keep credentials secure.
X-API-Key: your_api_key_here
X-Client-ID: your_client_id_here
Content-Type: application/json/sms_api/send<?php
$ch = curl_init("https://api-smstz.simnet.co.tz/sms_api/send");
curl_setopt_array($ch, [
CURLOPT_POST => true,
CURLOPT_RETURNTRANSFER => true,
CURLOPT_HTTPHEADER => ["X-API-Key: key","X-Client-ID: id","Content-Type: application/json"],
CURLOPT_POSTFIELDS => json_encode(["to"=>["255716718040"],"message"=>"Test","sender_id"=>"SimNet"])
]);
$resp = curl_exec($ch);
echo $resp;
?>{"status":"success","data":{"credit_balance":1450,"successful":1,"request_id":"req_xyz"}}GET /sms_api/balancecurl -X GET https://api-smstz.simnet.co.tz/sms_api/balance -H "X-API-Key: key" -H "X-Client-ID: id"GET /sms_api/reports?limit=10&status=success
{"status":"success","data":{"reports":[{"id":"abc","status":"delivered","timestamp":"2025-01-15"}]}}class SimNetSMS {
private $apiKey,$clientId;
function send($to,$msg){ /* cURL implementation */ }
}class SimNetSMS:
def send(self, to, message): return requests.post(...)X-Client-ID: CLItdqp0uuu29BDEAA3485C
X-API-Key: 08b8245472e3667189bdad57e57c1jhjhhfdd4a2efa4004b1dd70