FA
Fish Audio
Speech model · United States ·Jun 2025

OpenAudio-S1-mini

Speech Open Weights
500M
Parameters

About OpenAudio-S1-mini

OpenAudio-S1-mini is an AI model developed by Fish Audio, in the speech category, released in 2025, made available as an open-weights model with 0.5B params.

On this page you'll find OpenAudio-S1-mini's full specifications. Review provider pricing and benchmark scores below, or compare OpenAudio-S1-mini head-to-head with other speech models.

→ More models by Fish Audio → All speech models → AI benchmarks leaderboard

Links

Announcement ↗ Hugging Face ↗

Run OpenAudio-S1-mini locally — what fits

GPUs with enough VRAM to hold OpenAudio-S1-mini at FP16 (lower precision needs less), from best value to most headroom. Generation speed depends on your tool, resolution and step count, so we don't estimate it.

Good
Intel Arc B580 12GB
Consumer GPU · ~$249
12 GB VRAM
fits at FP16 · ~8.5 GB headroom
See fit detail →
Better
AMD Ryzen AI Max+ 395
Consumer GPU · ~$1,999
128 GB VRAM
fits at FP16 · ~112.7 GB headroom
See fit detail →
Best
Apple M2 Ultra 192GB
Apple · ~$6,600
192 GB VRAM
fits at FP16 · ~170.3 GB headroom
See fit detail →

VRAM fit only — we don't estimate generation speed for image/video/audio models (it depends on the tool, resolution and steps).

Consumer GPU
33 options that fit
→
Apple
18 options that fit
→
Datacenter GPU
13 options that fit
→

Community

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Discussion

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Frequently asked questions

What is OpenAudio-S1-mini? ▶

OpenAudio-S1-mini is an AI model developed by Fish Audio, in the speech category, released in 2025. It is tracked on GenAIList with its specifications, benchmark scores and provider pricing.

Who created OpenAudio-S1-mini? ▶

OpenAudio-S1-mini was developed by Fish Audio and released in 2025.

Is OpenAudio-S1-mini open source or proprietary? ▶

OpenAudio-S1-mini ships as an open-weights model: you can download and self-host the weights, though the licence may place some restrictions on use.

How much does OpenAudio-S1-mini cost? ▶

Pricing for OpenAudio-S1-mini depends on the provider. See the providers table on this page for the latest API rates.

How does OpenAudio-S1-mini perform on benchmarks? ▶

Benchmark scores for OpenAudio-S1-mini are listed on this page as they are published. You can compare it head-to-head with other models on the GenAIList compare tool.

OpenAudio S1 Mini TTS LOCAL Test & Install (Multilingual Voice Cloning!)
Turn Text into Speech in Any Language | OpenAudio S1 Mini Installation Guide
OpenAudio S1 Mini - Multilingual TTS Model - Install and Test Locally
OpenAudio S1 Mini to Unity Bridge (Tutorial Video)

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