SpaceXSI Launches Grok Voice 3.0 for AI Customer Support
Businesses evaluating AI customer support now have another voice model to test, with stronger benchmark results and unchanged base pricing.
SpaceXSI announced Grok Voice 3.0 on Oct. 14, reporting the highest score on Artificial Analysis’ Speech-to-Speech Index. For IT teams, the practical question is whether those gains translate into correctly resolved calls and reliable actions in customer accounts.
The model scored 86.9, ahead of OpenAI’s GPT-Live-1 in its Astra, medium configuration at 83.2 and Google’s Gemini 3.8 Live with Extended Thinking set to High at 82.6. Grok Voice 2.0 scored 81.3.
Grok Voice 3.0 also achieved 97% on Full Duplex Bench, which measures how naturally AI handles pauses, interruptions and turn-taking. Its speech reasoning score reached 98.5% on Big Bench Audio.
However, the model did not win every category. On τ-Voice, a benchmark designed to test AI agents on customer support calls involving accents, background noise and interruptions, Grok...
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