Switching my AI voice agent from WebSocket to WebRTC — what broke and what I learned

Switching my AI voice agent from WebSocket to WebRTC — what broke and what I learned A few weeks ago, I came across Darryl Ruggles' blog post and accompanying repo for a bidirectional voice agent built with Strands BidiAgent and Amazon Nova Sonic v2. His work is remarkably well put together — I had a working voice assistant running on my laptop in about 10 minutes. The agent listens to your voice, searches a recipe knowledge base, sets cooking timers, looks up nutrition data, and converts units, all through natural conversation. Darryl's version uses WebSocket as the transport between the browser and the agent. It works well, but I wanted to push things further: switch the transport to WebRTC, and deploy the whole thing on Bedrock AgentCore Runtime. This post covers that journey — what changed, what broke, and what I learned along the way. But first, a short demo! The full source code is available on GitHub. The repo is Terraform-managed end-to-end, though you can still use Darryl's Ma