Phonic 1 debuts at #1 on Artificial Analysis's Speech to Speech Index

Artificial Analysis (a benchmark site, its own measurements) says Phonic 1 (High), the speech-to-speech model from Phonic, takes #1 of 22 on its Speech to Speech Index at 87.1, narrowly ahead of Grok Voice 3.0 (86.9). The model is available through the Phonic API at $0.07 per minute.

Artificial Analysis's other figures:

• Tau Voice (agentic performance): #1 at 79.9%, 5.4 points ahead of the next model.
• Big Bench Audio: #3 at 98.9%.
• Speech Agent Arena: #8 of 30 on preference (Elo 1012) and #4 on task success (92.3%).
• Speed and cost: 0.61 seconds to first audio (#4); $4.20 per hour of input audio.