Developer-First API

Connect the World with SignalBridge

The next generation of cloud communications. Send SMS, make voice calls, verify users, and build omnichannel flows with a few lines of code.

send_message.js
import { SignalClient } from 'signalbridge';

const client = new SignalClient(API_KEY);

await client.messages.create({
  to: '+1234567890',
  from: '+0987654321',
  body: 'Welcome to the future of communication! 🚀'
});

Reach your customers on any channel

Deliver messages reliably across SMS, Voice, Chat, and Email. Our global routing engine ensures low latency and high delivery rates.

  • Global Programmable SMS
  • High-Fidelity Voice APIs
  • Transactional Email
Messages
Hey, your package is arriving today!

Frictionless User Verification

Secure your application with seamless OTP (One-Time Password) flows. Prevent fraud and onboard users faster with multichannel verification.

Enter Security Code

We've sent a 6-digit code to your device.

Awaiting trigger...

Build Automations Visually

Drag and drop nodes to create complex IVR menus, chatbots, and routing logic without writing code.

Incoming Call
Play Audio
Gather Input
Connect to Agent

Deep Observability

Monitor your communication traffic in real-time. Access detailed logs, delivery receipts, and performance analytics.

API Terminal
[10:42:01] INFO Initializing connection...
[10:42:02] 200 OK Connected to SignalBridge Edge.

Ready to Bridge the Gap?

Join thousands of developers building on SignalBridge. Transparent pricing, pay-as-you-go.

SMS

$0.007/msg

Global delivery

Verify

$0.050/auth

Pay per success