xAI launches Grok Voice 3.0, claiming sub-second responses and 70% Starlink call resolution

xAI described Grok Voice 3.0 as a speech-to-speech model that handles customer calls, responds in under a second, and costs less than other frontier models. The company said it reaches frontier performance on voice agent tasks with 40% lower latency, and that at SpaceX it independently resolves 70% of Starlink support calls. Grok Voice 3.0 is available in the API and Voice Agent Builder at $0.08 per minute, with further details in an xAI blog post.

✨ AI summary of the linked source — not editorial content.

Explore the topic

• xAI
• Launch
• Starlink
• Grok