New: WhatsApp Business API is live

Connect globally,
communicate instantly.

Scalable SMS and messaging APIs for modern businesses. TunSMS ensures your critical messages land in the inbox, every time.

No credit card required
99.99% Uptime SLA
api.tunsms.com/v1/send
curl -X POST "https://api.tunsms.com/send" \
-H "Authorization: Bearer YOUR_API_KEY" \
-d '{
"to": "+15550199",
"body": "Your verification code is 8492."
}'
// Response (200 OK)
{
"id": "msg_89234hakjsd",
"status": "delivered",
"latency": "142ms"
}
4.8B+
Messages Sent

Trusted by innovative teams worldwide

Acme Corp
GlobalTech
Nebula
FinFlow
Streamline

Everything you need to scale

Our platform is built for developers who demand reliability. Send alerts, notifications, and marketing campaigns with confidence.

Global Reach

Connect with customers in over 190 countries with our direct carrier connections.

Lightning Fast

Experience <2s delivery latency with our optimized high-throughput routing engine.

Bank-Grade Security

End-to-end encryption and ISO 27001 compliance ensure your data is always safe.

Developer First API

Integrate in minutes with our robust SDKs for Python, Node.js, Java, and Go.

Integration easier than sending an email

Don't waste time deciphering complex documentation. TunSMS provides pre-built libraries and clear guides to get you sending your first message in under 5 minutes.

  • SDKs for Node, Python, Ruby, PHP, Java, Go, and .NET
  • Comprehensive debugging tools and logs
  • Real-time delivery status webhooks
Node.js
Python
PHP
Go
const tunSMS = require('tunsms-node');

// Initialize client
const client = new TunSMS(process.env.API_KEY);

// Send a message
client.messages.create({
  to: '+1234567890',
  from: 'TunSMS',
  text: 'Hello from your new app!'
})
.then(message => console.log(message.sid));

Ready to get started?

Join thousands of developers building the future of communication. Start for free with $5 credit.