Overview
Fish Audio is an AI voice generation platform built around fast voice cloning and low-latency text-to-speech. Its standout claim is cloning a voice from roughly 15 seconds of clean reference audio, then generating speech across 80+ languages from that single clone without retraining - a capability it calls cross-language cloning. The underlying S1 / OpenAudio model ranked #1 on the TTS-Arena benchmark in 2025, with an English word-error rate as low as 0.008.
The product serves both casual creators and developers. A web app handles generation, voice design, and Story Studio for long-form audiobook narration, while a Unified Streaming API delivers sub-150ms time-to-first-audio for real-time voice agents. Fish Audio also publishes model weights under the Apache License on Hugging Face, so researchers and non-commercial users can run inference locally. Emotion control arrives through 50+ inline tags (laughter, whispering, anger), inserted straight into the script.
Key Features
- Enhanced voice cloning from ~15 seconds of reference audio, on every plan
- 80+ languages with cross-language cloning from one voice
- Unified Streaming API with sub-150ms latency for voice agents
- 50+ emotion tags and inline control for expressive delivery
- Open Fish Speech / OpenAudio weights for local, non-commercial use
Pricing
| Plan | Price | For |
|---|---|---|
| Free | $0 | Hobbyists, ~7 min/mo, no commercial rights |
| Plus | $11/mo | Creators needing 200 min and commercial use |
| Pro | $75/mo | Power users, 1,620 min, team seats |
| Max | $749/mo | Large teams, 6,250 min/mo |
| Enterprise | Custom | SOC 2, on-prem, zero data retention |
Comparison
Compared to ElevenLabs, Fish Audio trails slightly on pure English narration quality but wins decisively on API price (about $15 vs $165 per 1M characters) and cloning speed. Against PlayHT, Fish Audio offers stronger cross-language cloning and open weights, while PlayHT leads on raw language count. Versus Resemble AI, Fish Audio is the cheaper, more developer-friendly choice for high-volume generation.