SMS API
Send and receive text messages globally with carrier-grade reliability. Intelligent routing ensures 99.9% delivery rates across 200+ countries with real-time delivery receipts.
Global Reach
Send SMS to 200+ countries with localized sender IDs and regulatory compliance built in.
Instant Delivery
Average delivery time under 3 seconds with intelligent multi-carrier routing for maximum reliability.
Full Analytics
Track delivery rates, open rates (via link tracking), and engagement in real time from your dashboard.
Features
Intelligent Route Optimization
Our platform automatically selects the best carrier route for each message based on destination, time of day, and real-time performance data. This ensures the highest delivery rates at the lowest cost, with automatic failover if any route experiences issues.
Sender ID Management
Register and manage branded sender IDs for each country. Support for alphanumeric sender IDs, short codes, and toll-free numbers. We handle the regulatory requirements so you can focus on messaging.
Delivery Receipts & Webhooks
Get real-time delivery status updates via webhooks. Know exactly when each message is delivered, read, or failed — and take automated actions based on the status.
How Businesses Use SMS API
OTP & Verification
Send one-time passwords for secure user authentication and account verification.
Transaction Alerts
Notify customers about payments, transfers, and account activity in real time.
Appointment Reminders
Reduce no-shows by sending automated reminders for medical, service, and booking appointments.
Shipping Notifications
Keep customers informed with order confirmations, shipping updates, and delivery alerts.
Quick Start
Integrate in minutes with clean, documented APIs
import Zajel from '@zajel/sdk';
const client = new Zajel({ apiKey: 'your_api_key' });
const message = await client.sms.send({
to: '+201234567890',
from: 'Zajel',
body: 'Your verification code is 847291'
});
console.log(message.id);
// => "msg_abc123def456"SMS API FAQ
Start Sending SMS in Minutes
Create a free account and send your first message in under 5 minutes.