Published: January 15, 2026 Authors Rajarshi Roy, Jonathan Raiman, Sang-gil Lee, Teodor-Dumitru Ene, Robert Kirby, Sungwon Kim, Jaehyeon Kim, Bryan Catanzaro. Download PersonaPlex and Rajarshi Roy sharing jokes. Conversational AI has forced an impossible choice. Traditional systems (ASR→LLM→TTS cascades) let you customize the voice and role, but conversations feel robotic with awkward pauses, no interruptions, and unnatural turn-taking. Full-duplex models like Moshi finally made AI conversations...