Fish Audio raised a $52M seed on July 28, 2026 with $21M ARR and 8M users. Its new S2.1 Pro model is closed, API-only. What that shift means for TTS.

Fish Audio makes a splash after raising $52M seed funding for AI voices - SiliconANGLE

Since launching last year, the startup today has more than 8 million people using the open-source or hosted version of its models, and now generates annual recurring revenue of…