AI SDK - Fish Audio Provider

The Fish Audio provider for the AI SDK contains speech generation (S1 and S2 models) and speech-to-text transcription support.

Deploying to Vercel? With Vercel's AI Gateway you can access Fish Audio (and hundreds of models from other providers) — no additional packages, API keys, or extra cost. Get started with AI Gateway.

Setup

The Fish Audio provider is available in the @ai-sdk/fish-audio module. You can install it with

npm i @ai-sdk/fish-audio

Skill for Coding Agents

If you use coding agents such as Claude Code or Cursor, we highly recommend adding the AI SDK skill to your repository:

npx skills add vercel/ai

Provider Instance

You can import the default provider instance fishAudio from @ai-sdk/fish-audio:

import { fishAudio } from '@ai-sdk/fish-audio';

Example

Speech generation

import { fishAudio } from '@ai-sdk/fish-audio';
import { generateSpeech } from 'ai';

const { audio } = await generateSpeech({
  model: fishAudio.speech('s1'),
  text: 'Hello from Fish Audio!',
  // A voice model ID from https://fish.audio, or omit for the default voice.
  voice: '933563129e564b19a115bedd57b7406a',
});

Transcription

import { fishAudio } from '@ai-sdk/fish-audio';
import { transcribe } from 'ai';
import { readFile } from 'node:fs/promises';

const { text, segments } = await transcribe({
  model: fishAudio.transcription(),
  audio: await readFile('audio.mp3'),
});

Documentation

Please check out the Fish Audio provider documentation for more information.