DATASHEET
xAI/RELEASED Oct 14, 2026
Grok Voice 3.0
NEW DROPReleased Oct 14, 2026; xAI's speech-to-speech 3.0 ranked #1 on Artificial Analysis Speech-to-Speech Index (86.9) with sub-second latency, at $0.08/min ($4.80/hr) - same price as Voice 2.0, now default via grok-voice-latest.
Context
Realtime speech-to-speech session
Architecture
Undisclosed (xAI)
Official API
$0.001333 per second
License
Proprietary API / Grok Voice Agent API
Quickstart
curl -s https://modelregistry.tirup.in/api/cli?model=grok-voice-3