Question 1

What is S2 Pro?

Accepted Answer

S2 Pro is a multilingual text-to-speech model from Fish Audio. It is suited for expressive narration and multi-speaker dialogue, with natural-language controls for speaking style and emotion.

Question 2

How much does S2 Pro cost?

Accepted Answer

S2 Pro costs $15.00/M UTF-8 bytes.

Question 3

What inputs and outputs does S2 Pro support?

Accepted Answer

S2 Pro accepts text as input and returns generated speech audio.

Question 4

What other speech models does Fish Audio have?

Accepted Answer

S1, S2.1 Pro Free (free) and S2.1 Pro are other speech models from Fish Audio.

Question 5

When was S2 Pro released?

Accepted Answer

S2 Pro was released on 2026-07-29.

Fish Audio: S2 Pro

fish-audio/s2-pro

Fish Audio: S2 Pro

fish-audio/s2-pro

Frequently asked questions

Frequently asked questions