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Fish Audio๊ฐ€ ํ•œ ์‚ด์ด ๋˜์—ˆ์–ด์š” ๐ŸŽ‚

50% ํ• ์ธ ์ „ ์ƒํ’ˆ.

ํ˜œํƒ ๋ฐ›๊ธฐ
2025๋…„ 11์›” 20์ผ์—ฐ๊ตฌ

Fish Audio S1 ์ถœ์‹œ: ํ”„๋Ÿฐํ‹ฐ์–ด ํ…์ŠคํŠธ ์Œ์„ฑ ๋ณ€ํ™˜(TTS) ์˜ค๋””์˜ค ํŒŒ์šด๋ฐ์ด์…˜ ๋ชจ๋ธ

Fish Audio S1 ์ถœ์‹œ: ํ”„๋Ÿฐํ‹ฐ์–ด ํ…์ŠคํŠธ ์Œ์„ฑ ๋ณ€ํ™˜(TTS) ์˜ค๋””์˜ค ํŒŒ์šด๋ฐ์ด์…˜ ๋ชจ๋ธ

ํ•ต์‹ฌ ์š”์•ฝ

  • ํ”„๋Ÿฐํ‹ฐ์–ด ํ…์ŠคํŠธ ์Œ์„ฑ ๋ณ€ํ™˜(TTS) ์˜ค๋””์˜ค ํŒŒ์šด๋ฐ์ด์…˜ ๋ชจ๋ธ์ธ Fish Audio S1์„ ์ถœ์‹œํ•ฉ๋‹ˆ๋‹ค.
  • Fish Audio S1์€ 200๋งŒ ์‹œ๊ฐ„ ์ด์ƒ์˜ ์˜ค๋””์˜ค ๋ฐ์ดํ„ฐ์™€ ์˜จ๋ผ์ธ RLHF(GRPO)๋ฅผ ํ†ตํ•ด ํ•™์Šต๋˜์—ˆ์Šต๋‹ˆ๋‹ค.
  • Fish Audio S1์€ Seed TTS Eval์—์„œ 0.8%์˜ WER๊ณผ 0.4%์˜ CER์„ ๋‹ฌ์„ฑํ–ˆ์Šต๋‹ˆ๋‹ค.
  • S1์€ ์˜คํ”ˆ ๋„๋ฉ”์ธ ๊ฐ์ •, ์–ด์กฐ ๋ฐ ํŠน์ˆ˜ ํšจ๊ณผ ๋งˆ์ปค๋ฅผ ์ง€์›ํ•ฉ๋‹ˆ๋‹ค.

์ง€๊ธˆ S1 ์ฒดํ—˜ํ•˜๊ธฐ

Fish Audio์—์„œ ๋ชจ๋ธ์„ ๋ฌด๋ฃŒ๋กœ ์ฒดํ—˜ํ•ด ๋ณด์„ธ์š”: https://fishh.0xu.xyz/app/text-to-speech/

Hugging Face ๋ชจ๋ธ ํŽ˜์ด์ง€: https://huggingface.co/fishaudio/openaudio-s1-mini

Fish Audio S1

S1์€ ๋‘ ๊ฐ€์ง€ ๋ฒ„์ „์œผ๋กœ ์ œ๊ณต๋ฉ๋‹ˆ๋‹ค:

  • S1 (4B) โ€“ ๋ชจ๋“  ๊ธฐ๋Šฅ์„ ๊ฐ–์ถ˜ ํ”Œ๋ž˜๊ทธ์‹ญ ๋ชจ๋ธ, Fish Audio Playground์—์„œ ์‚ฌ์šฉ ๊ฐ€๋Šฅ
  • **S1-mini (0.5B) โ€“ ๋ฆฌ์†Œ์Šค ์ œํ•œ ํ™˜๊ฒฝ์„ ์œ„ํ•œ ๊ฒฝ๋Ÿ‰ํ™”(distilled) ๋ฒ„์ „, Hugging Face์—์„œ ์‚ฌ์šฉ ๊ฐ€๋Šฅ

๋‘ ๋ชจ๋ธ ๋ชจ๋‘ ์‚ฌ๋‚ด ๋ณด์ƒ ๋ชจ๋ธ์„ ์‚ฌ์šฉํ•œ **์˜จ๋ผ์ธ RLHF (GRPO)**๋กœ ํ•™์Šต๋˜์—ˆ์Šต๋‹ˆ๋‹ค.

์ตœ์ฒจ๋‹จ ์Œ์„ฑ ํ’ˆ์งˆ

OpenAudio S1์€ ๋Œ€๊ทœ๋ชจ ํ…์ŠคํŠธ-์˜ค๋””์˜ค ์Œ๊ณผ ํ’๋ถ€ํ•œ ๊ฐ๋… ํ•™์Šต์„ ๊ฒฐํ•ฉํ•˜์—ฌ 200๋งŒ ์‹œ๊ฐ„ ์ด์ƒ์˜ ์˜ค๋””์˜ค ๋ฐ์ดํ„ฐ๋กœ ํ•™์Šต๋˜์—ˆ์Šต๋‹ˆ๋‹ค. ๋‹จ์ผ ๋ชจ๋ธ์—์„œ ์˜๋ฏธ๋ก ์ (semantic) ์ •๋ณด์™€ ์Œํ–ฅ์ (acoustic) ์ •๋ณด๋ฅผ ๊ณต๋™์œผ๋กœ ๋ชจ๋ธ๋งํ•จ์œผ๋กœ์จ, S1์€ ์ผ๋ฐ˜์ ์ธ โ€œ์˜๋ฏธ ์ „์šฉโ€ ํŒŒ์ดํ”„๋ผ์ธ์˜ ์ •๋ณด ์†์‹ค์„ ๋ฐฉ์ง€ํ•˜๊ณ  ์•„ํ‹ฐํŒฉํŠธ์™€ ๋‹จ์–ด ์˜ค๋ฅ˜๋ฅผ ์ค„์ž…๋‹ˆ๋‹ค.

On Seed TTS Eval (GPT-4o ๊ธฐ๋ฐ˜ ์ „์‚ฌ ๋ฐ pyannote ๊ธฐ๋ฐ˜ ํ™”์ž ์ง€ํ‘œ ์‚ฌ์šฉ), S1์€ ๋‹ค์Œ๊ณผ ๊ฐ™์€ ์„ฑ๊ณผ๋ฅผ ๊ฑฐ๋‘์—ˆ์Šต๋‹ˆ๋‹ค:

  • WER: 0.008
  • CER: 0.004

S1-mini๋Š” ๊ทธ ๋’ค๋ฅผ ๋ฐ”์ง ์ซ“๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค:

  • WER: 0.011
  • CER: 0.005

OpenAudio S1์€ ๋˜ํ•œ HuggingFace TTS-Arena-V2์—์„œ ์ตœ๊ณ ์˜ ELO ์ ์ˆ˜๋ฅผ ๊ธฐ๋กํ•˜๋ฉฐ ์ž์—ฐ์Šค๋Ÿฌ์›€, ๋ช…๋ฃŒ๋„ ๋ฐ ์œ ์‚ฌ์„ฑ์— ๋Œ€ํ•œ ์ธ๊ฐ„ ์ฃผ๊ด€์  ํ‰๊ฐ€์—์„œ 1์œ„๋ฅผ ์ฐจ์ง€ํ–ˆ์Šต๋‹ˆ๋‹ค.

์„ฑ์šฐ ์ˆ˜์ค€์˜ ์ œ์–ด

Fish Audio S1์€ ๊ฐ์ •๊ณผ ์ „๋‹ฌ ๋ฐฉ์‹์— ๋Œ€ํ•œ ์„ธ๋ฐ€ํ•œ ์ œ์–ด๋ฅผ ๊ฐ€๋Šฅํ•˜๊ฒŒ ํ•ฉ๋‹ˆ๋‹ค. ์ €ํฌ๋Š” ๊ฐ์ •, ์–ด์กฐ, ํ™”์ž ํƒœ๊ทธ ๋ฐ ์ด๋ฒคํŠธ๋ฅผ ์˜ค๋””์˜ค์— ์บก์…˜์œผ๋กœ ์ถ”๊ฐ€ํ•  ์ˆ˜ ์žˆ๋Š” ์ž์ฒด ์Œ์„ฑ-ํ…์ŠคํŠธ ๋ณ€ํ™˜ ๋ชจ๋ธ(๊ณง ์ถœ์‹œ ์˜ˆ์ •)์„ ํ•™์Šต์‹œ์ผฐ์œผ๋ฉฐ, ์ด๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ 10๋งŒ ์‹œ๊ฐ„ ์ด์ƒ์˜ ์˜ค๋””์˜ค์— ์ง€์‹œ ์ดํ–‰(instruction-following)์„ ์œ„ํ•œ ์ฃผ์„์„ ๋‹ฌ์•˜์Šต๋‹ˆ๋‹ค.

(angry), (sad), (in a hurry), (chuckling) ๋“ฑ๊ณผ ๊ฐ™์€ ๊ฐ์ • ๋งˆ์ปค๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ S1์„ ์•ˆ๋‚ดํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ์ถ”์ฒœ ๊ฐ์ • ํƒœ๊ทธ์˜ ์ „์ฒด ๋ชฉ๋ก์€ ์—ฌ๊ธฐ์—์„œ ํ™•์ธํ•˜์„ธ์š”: https://docs.fish.audio/developer-guide/core-features/emotions

๊ธ€๋กœ๋ฒŒ ๋‹ค๊ตญ์–ด ์Œ์„ฑ

OpenAudio S1์€ ์ „ ์„ธ๊ณ„์ ์ธ ํ™œ์šฉ์„ ์œ„ํ•ด ์„ค๊ณ„๋˜์—ˆ์Šต๋‹ˆ๋‹ค. ๋‹ค์Œ์„ ํฌํ•จํ•œ ๋‹ค์–‘ํ•œ ์–ธ์–ด๋ฅผ ์ง€์›ํ•ฉ๋‹ˆ๋‹ค:

์˜์–ด, ์ค‘๊ตญ์–ด, ์ผ๋ณธ์–ด, ๋…์ผ์–ด, ํ”„๋ž‘์Šค์–ด, ์ŠคํŽ˜์ธ์–ด, ํ•œ๊ตญ์–ด, ์•„๋ž์–ด, ๋Ÿฌ์‹œ์•„์–ด, ๋„ค๋œ๋ž€๋“œ์–ด, ์ดํƒˆ๋ฆฌ์•„์–ด, ํด๋ž€๋“œ์–ด, ํฌ๋ฅดํˆฌ๊ฐˆ์–ด

ํ•œ ํ”„๋กฌํ”„ํŠธ ๋‚ด์—์„œ ์–ธ์–ด๋ฅผ ํ˜ผํ•ฉํ•˜์—ฌ ์‚ฌ์šฉํ•  ์ˆ˜ ์žˆ์œผ๋ฉฐ, ๋ชจ๋ธ์€ ์Šคํฌ๋ฆฝํŠธ์™€ ๋ฌธ๋งฅ์— ๋งž๊ฒŒ ์ž์—ฐ์Šค๋Ÿฝ๊ฒŒ ์ ์‘ํ•ฉ๋‹ˆ๋‹ค.

์•„ํ‚คํ…์ฒ˜, ์†๋„ ๋ฐ ๋น„์šฉ

๋‚ด๋ถ€์ ์œผ๋กœ OpenAudio S1์€ ๋‹ค์Œ๊ณผ ๊ฐ™์ด ์ž‘๋™ํ•ฉ๋‹ˆ๋‹ค:

  • Qwen3 ์•„ํ‚คํ…์ฒ˜๋ฅผ ๋ฉ€ํ‹ฐ๋ชจ๋‹ฌ ๋ฐฑ๋ณธ์œผ๋กœ ์‚ฌ์šฉ
  • Descript Audio Codec๊ณผ ์œ ์‚ฌํ•œ ๊ฐœ๋…์˜ ์ž์ฒด ์˜ค๋””์˜ค ์ฝ”๋ฑ์„ ์ฒ˜์Œ๋ถ€ํ„ฐ ํ•™์Šตํ•˜์—ฌ ์‚ฌ์šฉ
  • ์ธ๊ฐ„์˜ ์„ ํ˜ธ๋„์— ์ตœ์ ํ™”ํ•˜๊ธฐ ์œ„ํ•ด GRPO๋ฅผ ํฌํ•จํ•œ ์˜จ๋ผ์ธ RLHF ์‚ฌ์šฉ

torch compile ๋ฐ ์ตœ์ ํ™”๋œ ์ถ”๋ก ์„ ํ†ตํ•ด S1์€ NVIDIA RTX 4090์—์„œ ์•ฝ 1:7์˜ ์‹ค์‹œ๊ฐ„ ์š”์†Œ(real-time factor)๋กœ ์‹คํ–‰๋˜์–ด ๋Œ€ํ™”ํ˜• ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜์— ์‹ค์šฉ์ ์ž…๋‹ˆ๋‹ค.

๊ฐ€๊ฒฉ ์ธก๋ฉด์—์„œ S1์€ ์ง„์ •์œผ๋กœ ์ ‘๊ทผํ•˜๊ธฐ ์‰ฝ๊ฒŒ ์„ค๊ณ„๋˜์—ˆ์Šต๋‹ˆ๋‹ค:

  • 100๋งŒ ๋ฐ”์ดํŠธ๋‹น ์•ฝ 15๋‹ฌ๋Ÿฌ, ์˜ค๋””์˜ค 1์‹œ๊ฐ„๋‹น ์•ฝ 0.8๋‹ฌ๋Ÿฌ ์ •๋„์ž…๋‹ˆ๋‹ค.

์ด๋กœ์จ ๊ณ ํ’ˆ์งˆ TTS๋Š” ๋Œ€๋Ÿ‰์˜ ์ž‘์—…์ด๋‚˜ ์˜ˆ์‚ฐ์— ๋ฏผ๊ฐํ•œ ์ž‘์—…์—์„œ๋„ ์‹คํ–‰ ๊ฐ€๋Šฅํ•ด์กŒ์Šต๋‹ˆ๋‹ค.

  • ์งง์€ ์ƒ˜ํ”Œ์„ ํ†ตํ•œ ์ œ๋กœ์ƒท(Zero-shot) ๋ฐ ํ“จ์ƒท(Few-shot) ์Œ์„ฑ ํด๋กœ๋‹
  • ๋‹ค๊ตญ์–ด ๋ฐ ๊ต์ฐจ ์–ธ์–ด TTS
  • ์Œ์†Œ ์˜์กด์„ฑ ์—†์Œ, ํ…์ŠคํŠธ์—์„œ ์ง์ ‘ ์ž„์˜์˜ ์Šคํฌ๋ฆฝํŠธ ์ฒ˜๋ฆฌ

OpenAudio S1 ์‹œ์ž‘ํ•˜๊ธฐ

์ง€๊ธˆ ๋ฐ”๋กœ OpenAudio S1์„ ์ฒดํ—˜ํ•ด ๋ณด์„ธ์š”:

Zhizhuo Zhou

Zhizhuo ZhouX

Z is a co-founder of Fish Audio and gigachad AI researcher at Stanford focusing on diffusion and 3D generative models. Find him as a barista bartender at exclusive popups, and see his work at zhiz.dev.

Zhizhuo Zhou์˜ ๋” ๋งŽ์€ ๊ธ€ ๋ณด๊ธฐ

์‹ค๊ฐ ๋‚˜๋Š” ๋ชฉ์†Œ๋ฆฌ๋ฅผ ๋งŒ๋“ค์–ด๋ณด์„ธ์š”

์˜ค๋Š˜๋ถ€ํ„ฐ ์ตœ๊ณ  ํ’ˆ์งˆ์˜ ์˜ค๋””์˜ค๋ฅผ ์ƒ์„ฑํ•˜์„ธ์š”.

์ด๋ฏธ ๊ณ„์ •์ด ์žˆ์œผ์‹ ๊ฐ€์š”? ๋กœ๊ทธ์ธ