Integrated payments
that just work
Connected & Ready
Why software companies
choose integrated payments
Skip the complexity of managing multiple payment vendors. Our unified platform handles everything from terminals to reporting, letting you focus on building great software.
Integrated Payments
Single API for all payment processing - no multiple vendor headaches
Reduce integration time by 75%
Real-Time Processing
Instant payment authorization and settlement across all terminals
Built-in Security
End-to-end encryption and tokenization included by default
Developer-First Design
Clean APIs, comprehensive SDKs, and detailed documentation
Proven results for software companies
75%
Faster integration vs. traditional multi-vendor setup
$50K
Average annual savings on processing fees
99.9%
Platform uptime with 24/7 monitoring
2 weeks
Average time to go live with full integration
Everything else you need
Beyond our industry-leading hosted payment pages, we provide all the
tools for e-commerce success
// Process a payment
const payment = await terminal.processPayment({
amount: 2599, // $25.99 in cents
currency: 'USD',
description: 'Coffee and pastry',
metadata: {
order_id: 'order-456',
location: 'store-downtown'
}
});
console.log('Payment successful:', payment.id);
// Initialize Terminal SDK
import { TerminalSDK } from '@constellation/terminal-sdk';
const terminal = new TerminalSDK({
apiKey: 'your-api-key',
environment: 'production', // or 'sandbox'
terminalId: 'terminal-123'
});
// Connect to terminal
await terminal.connect();
// Listen for terminal events
terminal.on('card_inserted', (event) => {
console.log('Card detected:', event.cardType);
});
terminal.on('payment_complete', (event) => {
console.log('Payment processed:', event.transactionId);
// Update your UI
displayReceipt(event.receipt);
});
Find your perfect terminal setup
Explore our range of payment terminals designed for every business type and transaction volume
Choose your terminal setup
From countertop to mobile, we have the right terminal solution for your business
Key Features
- EMV chip reading
- Contactless payments
- PIN pad integrated
- Receipt printer
Business Benefits
- Fastest transaction times
- Highest security
- Professional appearance
- Reliable connectivity
Key Features
- Bluetooth connectivity
- Long battery life
- Compact design
- iOS/Android apps
Business Benefits
- Accept payments anywhere
- Low upfront costs
- Easy setup
- Instant notifications
Key Features
- Custom integrations
- White-label options
- API-driven
- Flexible form factors
Business Benefits
- Unified experience
- Reduce training time
- Custom workflows
- Real-time sync
Key Features
- Unattended operation
- Multiple payment types
- Tamper-resistant
- Remote monitoring
Business Benefits
- 24/7 availability
- Reduce labor costs
- Increase accessibility
- Scale easily
Countertop Terminals
Full-featured terminals for fixed checkout locations
- EMV chip & PIN
- Contactless payments
- Receipt printing
- Color display
Mobile Readers
- Bluetooth connectivity
- Long battery life
- Compact design
- iOS/Android apps
Integrated Systems
kiosks
- Custom integrations
- White-label options
- API-driven
- Flexible form factors
Perfect for every
retail environment
Whether you’re running a coffee shop, retail store, or restaurant, our integrated terminals adapt to your business needs.
- Works online and offline
- Supports all payment types
- Real-time reporting and analytics
- 24/7 technical suppor
What our merchants say
Real businesses sharing how integrated payments transformed their operations