Phonic 1 (High)'s average Time to First Audio on the Big Bench Audio benchmark is 0.61 seconds, ~25% faster than Grok Voice 3.0 (0.81s), the next model in our Speech to Speech Index, and less than half the time of GPT-Live-1 (Astra, medium) (1.34s) and Gemini 3.8 Live Extended Thinking (High) (1.35s). That makes it the fastest of the top 5 models in our Speech to Speech Index, with Phonic 1 (High), Grok Voice 3.0 and Grok Voice 2.0 the only models in the top 5 under 1 second.
Phonic 1 (High) has the fastest time to first audio among top speech models
AIArtificial Analysis says Phonic 1 (High) averages 0.61 seconds to first audio on the Big Bench Audio benchmark. That is about 25% faster than Grok Voice 3.0 at 0.81 seconds, and less than half the time of GPT-Live-1 (Astra, medium) at 1.34 seconds and Gemini 3.8 Live Extended Thinking (High) at 1.35 seconds.
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Original title: Phonic 1 (High)'s average Time to First Audio on the Big Bench Audio benchmark is 0.61 seconds, ~25% faster than Grok Voice 3.0 (0.81s), ...