Drama 3
Text-to-speech model you direct in plain language. Describe tone, pacing, and character without a fixed set of audio tags.Use model IDdrama-3 in the API.Drama 3 guide | Text to Speech APIFish Audio S1 retirement
S1 is deprecated and will be retired on December 31, 2026. After that date, requests that specifys1 are served by s2.1-pro and billed as s2.1-pro, at the same price.To migrate, switch the model ID to s2.1-pro and convert (parenthesis) emotion tags to [bracket] tags.Migrate from S1 | Model deprecationsTranscribe 1 Pro
Speech-to-text model for short clips and long recordings, including multi-speaker conversations. Transcripts can include inline speaker markers, speaker turns, and emotion and vocal-event cues.Use model IDtranscribe-1-pro on POST /v1/asrSpeech to Text | Models overviewFish Audio S2.1 Pro
Production text-to-speech model that improves on S2-Pro in quality, latency, and throughput. Supports 83 languages on one model, with the same[bracket] natural-language control and multi-speaker dialogue as S2.Use model ID s2.1-pro for production workloads that need TTFA and DPA guarantees. s2.1-pro-free is the same model at no cost through November 30, 2026 for testing, prototyping, development, and smaller businesses, under fair-use limits and without those guarantees.Read more about S2.1 Pro | Models overviewFish Audio S2
Next-generation text-to-speech model with inline emotion cues, multi-speaker dialogue support, and 80+ languages.S2 introduces[bracket] syntax for natural language control over emotion and paralinguistic cues (e.g., [whisper], [laugh], [emphasis]). Tags are treated as standard text rather than dedicated control tokens, so you are not limited to a fixed set of expressions. Built on the Qwen3-4B backbone and fully open-source.Use model ID s2-pro in the API. At launch, S1 remained supported for existing integrations; it is now deprecated and will be retired on December 31, 2026 (see Migrate from S1).GitHub | HuggingFace