Grok Voice Think Fast 2.0 is a major upgrade over 1.0
• 60% fewer reasoning tokens: 0.4× vs 1.0× • 44% lower first-audio latency: 0.70s vs 1.25s • Conversational dynamics: 95.1% vs 77.8% • Agentic performance: 56.5% vs 52.1% • AA Voice Index: 82.9% vs 75.7%