Grok Voice 3.0 released — low-latency speech-to-speech model available in Voice Agent API
Grok Voice 3.0, a speech-to-speech model, is being rolled out in the Voice Agent API at the same $0.08/min price as its predecessor. Independent tests (Artificial Analysis) rank it #1 on a Speech-to-Speech Index and report sub‑1s latency and lower cost versus comparable frontier models; it is already deployed across millions of daily conversations in Tesla vehicles and Starlink/SpaceX call centers, with reported high task success and automation rates.