news NVIDIA PersonaPlex-7B: Open Source Full-Duplex Voice AI February 16, 2026 · 6 min read NVIDIA releases PersonaPlex-7B, a free open-source full-duplex voice AI that listens and talks simultaneously with customizable personas and 0.2s latency. Voice AINVIDIAOpen Source AI PersonaPlexSpeech to SpeechFull Duplex +3