CHANNEL API • From $0.0180/min
Voice API & WebRTC
Programmatic voice calling, IVR trees, speech-to-text transcription, phone call masking, and WebRTC browser softphones.
Live Voice API & WebRTC Tester● Sandbox Mode
Key Capabilities & Compliance
Global SIP Trunking with Opus & G.711 codec support
Interactive Voice Response (IVR) call tree builder
Real-time Speech-to-Text transcription with AI sentiment
Dual-channel MP3 call recording and cloud archive
Number masking for ride-share and delivery privacy
Developer Quickstart
Integration Code Sample
const client = new NexusComms('nx_live_key');
await client.voice.call({
to: '+14155552671',
from: '+18005550192',
twimlUrl: 'https://api.yourdomain.com/ivr/welcome.xml'
});Regional Delivery & Rate Benchmark
| Country / Region | Starting Rate | Avg DLR Latency | Telco Route Type |
|---|---|---|---|
| United States Toll-Free | $0.0180 / min | 25ms | Direct SIP Interconnect |
| Europe Outbound | €0.0220 / min | 35ms | Frankfurt Telco Hub |
Frequently Asked Questions
Is WebRTC supported in standard browsers?
Yes, our JavaScript SDK works out-of-the-box on Chrome, Firefox, Safari, and Edge.