GPT-Live-1 costs $4.47-$5.83 per audio hour, far below GPT-Realtime-2.1
ArtificialAnlys · x · 2026-09-15
Artificial Analysis broke down GPT-Live-1 pricing on its fixed 40-question Big Bench Audio subset: including the voice session charge and delegated backend token usage, (Astra, medium) costs $5.83 per hour of input audio and (Sol, low) $4.47 — versus $4.80 for Grok Voice Think Fast 2.0 High and $10.75 for GPT-Realtime-2.1 High. Time to first audio: 1.34s (Astra), 1.24s (Sol), 0.70s (Grok), 1.21s (GPT-Realtime-2.1).
Related event: OpenAI's GPT-Live-1 Tops Artificial Analysis Speech-to-Speech Index at 81.5(6 posts)→
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