I worked on the SIP stuff. If anyone has questions/problems reach out anytime and would love to help :)
with sip this logic changes. https://platform.openai.com/docs/guides/realtime-sip
sounds like we can listen to the webhook and start from there?
But for now yea waiting for Webhook is way to do it.
Outside of OpenAI lots of mechanisms exist stuff like STIR/SHAKEN[0]