Breeze TTS 2 Tops Open-Weight TTS Leaderboard but Bars Commercial Use

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Breeze TTS 2, developed by BreezeBlue/RESONIA INC., reached the top spot among open-weight text-to-speech models on the Artificial Analysis leaderboard with an Elo score of 1215, surpassing ElevenLabs' Eleven v3 at 1175 as of September 11, 2026. Its hosted price of $34 per million characters is significantly cheaper than ElevenLabs' $100 for the same volume. However, while the model's inference code is licensed under Apache 2.0, the weights themselves are restricted to research and non-commercial use only, with commercial deployment requiring a separate written agreement from BreezeBlue. This makes Breeze TTS 2 a strong choice for researchers, hobbyists, and non-commercial builders with compatible GPU hardware, but unsuitable for businesses shipping paid products without prior licensing negotiations. ElevenLabs remains the recommended option for commercial use cases, given its unambiguous licensing, broader language support, and mature platform infrastructure.

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