Artificial Analysis Expands TTS Arena to 9 Languages, Cartesia Sonic Dominates

Artificial Analysis has extended its Controlled Voice Arena to nine languages beyond English, using standardized cloned voices and native-speaker judging. Cartesia Sonic won eight of them, Inworld took Chinese, and Gemini 3.8 Flash-Lite TTS topped Japanese with an Elo of 1212.

2026-09-23 ~ 2026-09-23 · 4 related posts

• TTS Arena expands to 9 languages: Cartesia Sonic leads 8, Inworld tops Mandarin at 1185 Elo — ArtificialAnlys · 2026-09-23
• Artificial Analysis expands TTS arena to 9 new languages; four labs split open-weights lead — ArtificialAnlys · 2026-09-23
• Artificial Analysis launches 9-language TTS arena; Cartesia Sonic tops 8 of 9 — davidwromero · 2026-09-23
• Gemini 3.8 Flash-Lite TTS takes #1 in Japanese on Controlled Voice Arena — ArtificialAnlys · 2026-09-23