Fish Audio
Fish Audio: S2.1 Pro
fish-audio/s2.1-pro
S2.1 Pro is a production-oriented text-to-speech model from Fish Audio. It is suited for multilingual voice applications, expressive narration, and dialogue synthesis, with open-ended natural-language controls for speaking style and emotion.
Input
$15
/ 1M tokens · Token reference
Output
$0
/ 1M tokens · Token reference
Context window
Not published
tokens
Speech output · Token reference fields do not establish an output-unit price.
Model facts
Author
Fish Audio
Tokenizer
Other
Modality
Text -> Speech
Created
Jul 29, 2026
Publication status
Hugging Face: not mappedLicense: not publishedParameter count: not published
Modalities
Input · TextOutput · Speech
Creative tasks
Category performance
audiorealism
Top 84%948 Elo
33.0% win