Grok Voice 3.0 Just Landed: First Realtime Session, Full Duplex, and Why $0.08/min Beats Guessing Latency
Attributed compile + one small offline smoke testPrimary sources (xAI / SpaceXSI, ~2026-10-14/15): Introducing Grok Voice 3.0 (announcement), Speech to Speech docs, Grok Voice 3.0 model page, and Rele