The Customer Engagement Platform

Meaningful connections at
global scale.

Empower your business to engage with customers through their favorite channels. Build rich, conversational experiences across WhatsApp, RCS, SMS, and Email using a single, secure CPaaS platform.

Get API Keys Read Documentation
No credit card required
99.99% Uptime SLA

Trusted by innovative teams worldwide

Polygon
Vertex
Nexus
APIs

Messaging, email, and voice APIs to help developers build better products.

Start small or scale globally—our messaging, email, and voice APIs provide the secure, reliable foundation you need to connect with every handset worldwide.

Talk to an expert View APIs
[Image of Developer working]

Verify your account

Enter your phone number to continue

Create campaign

Hungry? Get 20% off your entire order with code LUNCH20.
Applications

User-friendly apps to help marketers engage their customers.

Send rich messages, orchestrate multi-channel email campaigns, and build intelligent chatbots that improve customer experience and grow your business—no coding required.

Talk to an expert View applications

All Platform APIs

Explore our complete developer toolkit.

A single platform to reach your customers anywhere in the world on their preferred channels.

WhatsApp API

Engage customers with rich media, interactive buttons, and automated conversational flows on the world's most popular messaging app.

Explore API

SMS API

Reliable, lightning-fast delivery for mission-critical alerts, OTPs, and reaching customers without internet connectivity.

Explore API

Email API

Design, automate, and track high-converting email sequences. Our infrastructure ensures your messages land in the inbox.

Explore API

RCS API

Upgrade standard texts to app-like experiences. Send carousels, hi-res images, and track read receipts natively.

Explore API

Voice API

Build scalable IVR menus, call masking, and text-to-speech alerts globally with crystal-clear audio quality.

Explore API

Verification API

Frictionless 2FA and user authentication via SMS, Voice, or WhatsApp with built-in fraud prevention.

Explore API

Solutions for every team

Transform the customer journey.

View all use cases

Marketing & Promotions

Drive higher ROI with rich media campaigns on WhatsApp and RCS. Send personalized offers that customers actually want to read.

  • Conversational commerce
  • Abandoned cart recovery

Customer Care

Reduce wait times and resolve tickets faster with automated, two-way conversational routing and intelligent chatbots.

  • 24/7 automated support
  • Seamless human handoff

Operations & Security

Secure user accounts and deliver critical updates instantly with our Tier-1 global direct routing network.

  • Two-factor authentication (2FA)
  • Delivery & appointment alerts
Introducing MsgX Cortex

Messaging, powered by
Generative AI.

Step into the future of customer engagement. MsgX Cortex analyzes intent, predicts behavior, and generates hyper-personalized messages in real-time.

Intent & Sentiment Routing

Automatically detect angry or urgent customer replies and route them instantly to your priority human agents before a bot responds.

Auto-Copy Generation

Give Cortex a product URL, and it instantly generates A/B tested marketing copy formatted perfectly for WhatsApp and SMS.

Predictive Send Optimization

Stop guessing. Our AI engine analyzes historical user behavior to deliver messages exactly when each individual is most likely to convert.

CORTEX ENGINE ACTIVE
98.4% Confidence

INBOUND MESSAGE (WhatsApp)

"I've been waiting for my refund for 3 days! Your service is terrible."

Analyzing intent parameters...

AI RESOLUTION

Sentiment: Negative (0.92)
Intent Tag: Refund_Escalation
Action Triggered: Route to Priority Team

Developer First

Integrate in minutes,
scale to billions.

We built MsgX with developers in mind. Clean REST APIs, comprehensive SDKs for major languages, and detailed documentation mean you spend less time configuring and more time building.

Unified API Architecture

Send an SMS, WhatsApp, or RCS message using the exact same endpoint. Just change the `channel` parameter.

Real-time Webhooks

Get instant delivery receipts, read statuses, and inbound messages pushed directly to your servers.

send_message.js 
const { MsgX } = require('@msgx/sdk');

const client = new MsgX(process.env.MSGX_API_KEY);

/* Send an omnichannel campaign */
const response = await client.messages.send({
  to: '+1234567890',
  channels: ['whatsapp', 'rcs', 'sms'], // Fallback logic
  content: {
    template_id: 'order_shipped_v2',
    variables: {
      order_id: '#84920',
      tracking_url: 'https://trk.it/84920'
    }
  }
});

console.log('Message queued. ID:', response.id);

Powered by our Global Super Network

Direct Tier-1 carrier connections ensuring the highest delivery rates, superior security, and lowest latency worldwide—bypassing the middlemen.

600+

Direct Carrier Connections

140B

Engagements Annually

99.999%

Enterprise API Uptime

190+

Countries Reached

Ready to upgrade your messaging?

Join thousands of businesses building better customer experiences with MsgX. Start building for free today.

Start your free trial Talk to Sales