Kokoro

Kokoro TTS

An 82M-parameter open model from Hexgrad that delivers studio-quality speech at nearly 100x real-time.

Ku soo biir 5,000 xaraf xaddid

Wrap qoraalka ku SSML tags si loo hubiyo xakamaynta saxda ah:

<speak><prosody rate="slow">Slow speech</prosody></speak>

Tags qaabka la doortay fahmo — riix si aad u hoos mid ka mid ah qoraalka aad halkaas oo uu ka dhacaa:

Model this akhriyo qoraalka caadiga ah, sidaas inline tags waa la iska indho tiri. For tag-ku salaysan dareenka, u dhaqaaqo si ay u muujiyaan qaabka sida Orpheus ama Bark.

Define custom pronunciations (word = dhawaaqa):

-12 +12
0.5x 2.0x
Bilaash ah oo leh Piper, VITS, MeloTTS
Your audio soo saaro halkan ka muuqan doonaa. Dooro qaab, ku qor qoraalka, oo guji soo saaro.
Dhaqdhaqaaqa ayaa la soo saaray
0:00
Soo dejisa Soo dejisan.srt Xidhiidhku wuxuu dhamaaday 24h
Free tier: isticmaalka shakhsiga ah. Liisan ganacsi laga bilaabo $ 5 / mo
Jecel TTS.ai? Ka warran saaxiibadaa!

About Kokoro

Kokoro, built by Hexgrad, is a deliberately tiny 82-million-parameter model that punches far above its size class. It uses a StyleTTS + ISTFTNet architecture and was trained on roughly 1,200 hours of speech, yet generates audio close to 100x faster than real-time on a GPU while staying remarkably natural and expressive. It covers English, Japanese, Chinese, French, Italian, Portuguese, Spanish, and Hindi with a varied set of expressive voicepacks, and supports streaming. The combination of small footprint, low latency, and a permissive license has made Kokoro one of the most popular free models for high-volume and streaming use — it carries the largest share of traffic on TTS.ai.

Ugu Fiican: High-quality TTS with minimal latency, streaming applications

Taabo oo kala soo bax Kokoro cod

Eeg

Soo-saarayaasha
Hexgrad
Liisan
Apache 2.0
Qiyaamaha
free
Xawaaraha
fast
Duubista Codka
Ha
Afaf
English, Japanese, Chinese, French, Italian, Portuguese, Spanish, Hindi
Noocyada ugu badan
500

Kokoro cod

Adam

English
Bilaash Male

Alex

Spanish
Bilaash Male

Alex

Portuguese
Bilaash Male

Alpha

Japanese
Bilaash Female

Alpha

Hindi
Bilaash Female

Bella

English
Bilaash Female

Dora

Portuguese
Bilaash Female

Dora

Spanish
Bilaash Female

Emma (British)

English
Bilaash Female

George (British)

English
Bilaash Male

Gongitsune

Japanese
Bilaash Female

Heart

English
Bilaash Female

Isabella (British)

English
Bilaash Female

Lewis (British)

English
Bilaash Male

Michael

English
Bilaash Male

Nicola

Italian
Bilaash Male

Nicole

English
Bilaash Female

Omega

Hindi
Bilaash Male

Sara

Italian
Bilaash Female

Sarah

English
Bilaash Female

Siwis

French
Bilaash Female

Sky

English
Bilaash Female

Xiaobei

Chinese
Bilaash Female

Xiaoni

Chinese
Bilaash Female

Xiaoxiao

Chinese
Bilaash Female

Yunjian

Chinese
Bilaash Male

Kokoro Su'aalaha La Weydiiyo

Yes. Kokoro is released under the Apache 2.0 license and sits in the free tier, so it can be used commercially at no cost.

Kokoro is only 82M parameters and uses an efficient StyleTTS + ISTFTNet design, letting it generate audio nearly 100x faster than real-time on a GPU with just ~1.5GB VRAM while staying natural-sounding.

Kokoro supports English, Japanese, Chinese, French, Italian, Portuguese, Spanish, and Hindi, each with its own expressive voicepacks. It does not support voice cloning.
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