Cartesia Managed Agents scores Elo 1115 on Artificial Analysis Speech Agent Arena
Overview
Artificial Analysis says Cartesia Managed Agents scores an Elo of 1115 on its Speech Agent Arena, 98 points above Cartesia Line at 1017.
On tool-calling conversations, Managed Agents reaches a 91.7% Task Success Rate, up from 77.5% for Cartesia Line.
The system is cascaded, combining Cartesia's Ink speech-to-text and Sonic text-to-speech models with GPT-5.5 as the language model.
Written by AI from the articles below · updated Oct 27, 6:13 PM ET
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Artificial Analysis@ArtificialAnlysOfficialCartesia Managed Agents reaches Elo 1115 on Speech Agent ArenaAIArtificial Analysis says Cartesia Managed Agents scores an Elo of 1115 on its Speech Agent Arena, 98 points above Cartesia Line at 1017. On tool-calling conversations, Managed Agents reaches a 91.7% Task Success Rate, up from 77.5% for Cartesia Line. The system is cascaded, using Cartesia's Ink speech-to-text and Sonic text-to-speech models around GPT-5.5 as the LLM.

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