Introducing gpt-realtime in the API

Model Introduction - Introduces the company's most advanced speech-to-speech model [1] API Features - Highlights new API features including MCP (likely Media Control Protocol), SIP (Session Initiation Protocol), image input [1] Team Introduction - Introduces team members Brad Lightcap, Peter Bakkum, Beichen Li, Liyu Chen, Julianne Roberson, and Srini Gopalan [1] Demonstration - The team will demo the new speech-to-speech model and API features [1]