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Fish Audio · Audio

Fish Audio S1 API pricing

fish-audio/s1

Text-to-speech. Fish Audio S1 by Fish Audio, routed through INFRO on a Fish Audio account you connect — alongside every other provider you run. Fish Audio bills you for it directly, on that account and at your own rate. INFRO adds routing, failover, request logs, cost attribution and policy around it, and takes no part of what you pay Fish Audio.

Pricing

Per 1M charsUSD · updated 2026-10-05

Fish Audio rate

$15

per 1M chars, billed to you by Fish Audio

INFRO adds

$0

0% markup on model spend

Calling Fish Audio S1

POST /v1/audio/speech
import os
from infro import Infro

client = Infro(api_key=os.environ["INFRO_API_KEY"])

audio = client.audio.speech.create(
    model="fish-audio/s1",
    input="Every AI model, one API.",
)

What this modality supports

  • Text to speech
  • Music generation
  • Transcription
  • Diarization

Text-to-speech with streaming playback, full-track music generation, and transcription with timestamps and diarization. Billed per character generated, per track, and per hour transcribed.

QuickstartGet a key

Alternatives for text-to-speech

Same modality, nearest in price. All of them share the request shape above, so comparing them is a one-word change.

Work out what Fish Audio S1 would cost you

Put your current spend on this model into the calculator and see the same workload priced here — or have us read your real usage.

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