xAI Releases Grok Voice 3.0 at $0.08 per Minute

Oct 14, 2026
xAI releases Grok Voice 3.0 through its Voice Agent API at $0.08 per minute, matching the price of its predecessor.

xAI announces on its website that Grok Voice 3.0 is available through its Voice Agent API at $0.08 per minute, the same price as Grok Voice 2.0. Customers using grok-voice-latest were switched to the new model automatically.

Grok Voice 3.0 scored 86.9 on the Artificial Analysis Speech to Speech Index and 97% on Full Duplex Bench. It recorded a 94.8% task success rate and 71.6% on the τ Voice benchmark, which tests support calls involving different accents, background noise and interruptions.

xAI says the model handles millions of daily conversations in Tesla vehicles. Starlink call centers use Grok Voice for 20,000 calls each day, with about 70% resolved without a human agent.

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