x.ai grok Update Version Grok Voice 3.0
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Update Summary
Grok Voice 3.0 is a new speech-to-speech model with sub-second latency, improved accuracy, and lower task costs. It is available in the Voice Agent API at the same price as Grok Voice 2.0.
Update Details
New Features
- Introduces Grok Voice 3.0, a speech-to-speech model with improved support-call resolution, natural turn-taking, interruption handling, and multilingual performance.
- Provides under-one-second latency and improved benchmark performance, including an 86.9 Speech-to-Speech Index score and 97% Full Duplex Bench score.
Hints
- Grok Voice 3.0 is available in the Voice Agent API at $0.08 per minute ($4.80 per hour), unchanged from Grok Voice 2.0.
- Agents using
grok-voice-latestwere switched over automatically and require no changes.
Product Information
Vendor: x.ai
Product: grok
Product type: Other
Platform: Web
Version: Grok Voice 3.0
Vendor information published: Oct 14, 2026
Original release notes: View on vendor site
Published on updatealert.io: Oct 17, 2026
Description: AI assistant for conversation, analysis, and content generation.