Voice SDK
Integrate WebRTC-powered voice calling into web interfaces and SIP infrastructure with a simple JavaScript library to enable real-time, contextual communications.
Voice SDK: Real-time communication, anytime, anywhere
Telnyx Voice SDK allows developers to build WebRTC into their apps. WebRTC stands for Web Real-Time Communications and is an open-source protocol that enables browsers to communicate with each other.
Integrating Telnyx Voice SDK allows you to communicate with other devices over SIP, and can create huge wins for your customer experience, and for your communications setup.
All the power of WebRTC, on a carrier-grade network
Leverage our carrier-grade infrastructure to unlock high-quality, low-latency audio and video communication for your applications.
Seamless connectivity across platforms
Effortlessly connect with non-WebRTC browsers, SIP infrastructure, and PSTN through Telnyx's browser abstraction capabilities.
Increased security
Our IP network links global PoPs with a private MPLS fiber backbone to offer a more secure route for your media.
STUN/TURN servers
Seamless STUN/TURN server fall-back to mitigate peer-to-peer connection issues.
Call recording
With or without Voice SDK, all calls support on-demand high-quality recording, storage, and playback.
Authenticate with ease
Support for JSON web tokens (JWTs) for an intuitive authentication experience.
BENEFITS
Control as you scale
Telnyx’s API-driven architecture simplifies integration. As your communication needs grow, our infrastructure effortlessly scales with you.
5
Minutes to get started
Always-on support
Most providers put phone support behind a paywall. Telnyx SIP support is available around the clock—for every customer—so your questions never have to wait until Monday.
24/7
Award-winning support
High-quality audio and video
Our private, multi-cloud network means your media runs on a private backbone to deliver enhanced voice and video quality and security.
17
Multi-cloud points of presence
Start building
- DOCS
Build real-time communications into your app with ease
We've developed a quickstart guide so you can build on top of our code examples—in Vanilla Javascript, React, and React Native—and get started faster.
- DOCS
Easily integrate push notifications into your apps
Save battery by waking apps only when needed. Push notifications carry the metadata from a call to the intended app only, providing a more efficient and secure experience.
Experience competitive, transparent rates for our exceptional browser-based Voice SDK solutions.
Starting at:
$0.002
Per minPair Voice SDK and SIP for communications that just work
Their price is amazing and any issues we have are resolved very quickly.
Alexander C.
Small business CTO
WebRTC is an open-source framework enabling real-time communication between browsers and applications via API. Telnyx offers full WebRTC interoperability with your SIP infrastructure through our JavaScript SDK, allowing you to build WebRTC communications powered by our global communications network.