Coming from a chat/signaling background I’ve had the amazing opportunity to work full-time on WebRTC since 2012 in a number of positions which has allowed me cover a wide range of topics from exploring what is possible with the WebRTC API in the browser to running large scale distributed SFUs and tinkering with mobile applications. […]
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Hello, Hello – What’s your real story? A decode by Philipp Hancke
There have been many major WebRTC launches in the past months including Facebook and KimDotCom. Before those, Mozilla started bundling a new WebRTC calling service right into Firefox. Of course we wanted to check out to see how it worked. To help do this we called on the big guns – webrtcHacks guest columnist Philipp […]
Is everyone switching to MoQ from WebRTC?
It is time for another edition of “Is everyone switching to…“. Cloudflare recently published a blog post about Media over Quic (MoQ) which made a number of statements about WebRTC that require some “clarification”. Let us start with that and look at MoQ and WebTransport after that. An odd understanding of WebRTC The blog post […]
Measuring the response latency of OpenAIs WebRTC-based Realtime API
As Chad mentioned in his post last week, we have been diving into what OpenAI is doing with WebRTC. Over the last months, we actually did a full teardown and compared OpenAI’s Realtime API to what powers chatgpt.com. What intrigued us most was how to measure response latency. One of the key metrics for any […]
Capture & Replay WebRTC video streams for debugging – video_replay 2025 update
Debugging WebRTC media issues, especially video, often requires access to the unencrypted RTP payloads. We talked about this back in 2017 already and had a great blog post on using the libWebRTC “video_replay” tool. While that post has aged remarkably well, video_replay has improved significantly, in particular since it is now possible to create the […]