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If you are an SDK user, there are a pair of them that you will want: a client SDK and a Server SDK:

  • The Bandwidth Client SDKs
BrowserThe Bandwidth Browser SDK
IOSAn OSS implementation of Bandwidth WebRTC suitable for iOS devices. Currently in Limited Availability
AndroidBandwidth Android SDK. Currently in Limited Availability
  • The Bandwidth Server API SDKs

    NodeWebRTC Only
    C#Bandwidth's C# SDK includes WebRTC
    RubyBandwidth's Ruby SDK includes WebRTC
    PythonBandwidth's Python SDK includes WebRTC
    PHPBandwidth's PHP SDK includes WebRTC
    JavaBandwidth's Java SDK includes WebRTC


The Bandwidth WebRTC API is documented in the API Reference section of these API Documents

Sample Applications

We have created an extensive suite of sample applications. Feel free to copy them, modify them, extend them, or just learn from them. They represent a variety of simple solutions in a variety of languages that you can use to get up to speed.

The sample applications are maintained in the Bandwidth Samples organization on GitHub.

To make things easier to find, those same Bandwidth Sample Applications are listed and described below:

NameEnvironmentDemonstrated Functionality
webrtc-video-meeting-pythonPythonA WebRTC video meeting app written in python that supports many meeting features including dial-out
webrtc-hello-world-tsTypeScriptThis sample app shows the simplest way to get a phone to talk to a browser through Bandwidth's WebRTC and Voice APIs
webrtc-audio-call-swiftSwiftThis sample allows for an iOS device to call a phone number using WebRTC audio.
webrtc-hello-world-jsJavaScriptThis sample app shows the simplest way to get a phone to talk to a browser through Bandwidth's WebRTC and Voice APIs.
webrtc-transfer-nodejsnodejs/JavaScriptAn example of how to transfer a phone participant between two WebRTC agent sessions
webrtc-video-swiftSwiftThis sample allows for two iOS devices to communicate audio and video over WebRTC
webrtc-hello-world-javaJavaThis sample app shows the simplest way to get a phone to talk to a browser through Bandwidth's WebRTC and Voice APIs
webrtc-audio-conference-swiftSwiftThis sample allows for iOS devices to create a conference call using WebRTC audio
webrtc-hello-world-video-jsnodejs/JavaScripta simple 1:1 WebRTC video application
webrtc-hello-world-video-pstn-call-jsJavaScriptA simple 1:1 WebRTC video application with PSTN calling
webrtc-voiceconf-tsJavaScript/ Node/ ReactThis sample uses the Magic of Bandwidth V2 voice to add a broad suite of capabilities to webRTC by anchoring the call on a V2 voice conference
webrtc-voicebridge-tsJavaScript/ Node/ ReactThis sample app demonstrates the use of the Programmable Voice Bridge verb to efficiently join webrtc and voice endpoints
webrtc-phone-advanced-reactJavaScript/ Node/ ReactThis sample app demonstrates another pattern for use of the Bridge verb in the creation of a simplistic dialpad phone in a browser, capable of bidirectional calling and DTMF.

Other Required Resources

Some things you just gotta have - this is that list.

Your Bandwidth account

⚠️ Your account must be activated to use WebRTC. Please contact sales support to learn how to get access!

Our Video API and WebRTC Calling API are both powered by Bandwidth's WebRTC Platform.


The Base URL for placing API calls to the WebRTC capabilities contains your account ID, and is authenticated using the credentials created for API access.{accountId}

If you examine the readme file for any of the sample applications above you will find the instructions on the use of your account and base URL