All Updates (7 releases)

• Story Studio, Upgraded

  Craft long audio effortlessly with the new Story Studio. Add pauses, manage speakers, regenerate clips, and fine-tune every moment with precision.

  December 9, 2025Create now

• Hear S1, the most natural TTS ever

  Fish Audio S1 generates lifelike voices that capture emotion, rhythm, and nuance with remarkable realism.

  November 9, 2025Use S1

• S1-mini open-source release

  S1-mini (0.5B) is now open-source, bringing emotion and tone control in a compact distilled model. It delivers the core capabilities of our flagship S1 (4B), which is available on [Fish Audio](/app/).

  June 2, 2025

• Fish Speech v1.6 is here

  v1.6 brings higher stability, emotion support, and improved multilingual performance, now available for instant use online.

  March 1, 2025Use v1.6

• v1.4.0 - the most powerful open-source TTS

  Trained on 700k+ hours of audio data, Fish v1.4 is the most powerful open-source TTS model supporting more than 8 languages.

  September 12, 2024

• v1.2.0

  Open-source release of both the v1.2 pretrain and SFT model, supporting auto-reranking for stable generation.

  July 18, 2024

• v1.0.0

  Fish's first open-source TTS model release.

  April 29, 2024