Love to see people has interest over our demo. But, I checked his former post, and he already built a voice Agent a couple of days ago. So I believe he just changed the prompts to create this demo:
https://twitter.com/sean_moriarity/status/175895035375034804.... Also, after testing their live demo at
https://nero.ngrok.dev/, it appears it might still be missing some key features, such as latency and endpoint detection.