Kokoro

Kokoro TTS

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

Kulembetsa for 5,000 characters limit

Wrap wanu malemba mu SSML tags kwa kuwongolera moyenera:

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

Tags chosankhidwa chitsanzo amamvetsa - dinani kuti aphe mmodzi m'mawu anu pamene chimachitika:

Izi ndi njira yolemba malemba oyera, kotero ma tag ophatikizidwa amasiya kuganiziridwa. Kuti mupange ma tag ogwirizana ndi maganizo, gwiritsani ntchito njira yolemba malemba monga Orpheus kapena Bark.

Define custom pronunciations (word = pronunciation):

-12 +12
0.5x 2.0x
Free ndi Piper, VITS, MeloTTS
Audio yanu yopangidwa idzawonekera pano. Sankhani mtundu, lemba mawu, ndipo dinani Kupanga.
Audio Yapangidwa Mofulumira
0:00
Pangani Audio Pezani.srt Kugwirizana kumatha mu 24h
Free tier: kugwiritsa ntchito kwa munthu. Lisensi yamalonda kuchokera ku $ 5 / mo
Kukonda TTS.ai? udzauza anzanu!

Za 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.

Best kwa: High-quality TTS with minimal latency, streaming applications

Pezani zonse Kokoro maganizo

Pa mphindi

Wopanga
Hexgrad
License
Apache 2.0
Mtundu
free
Kuyenda
fast
Kusintha kwa mawu
Si
Zilankhulo
English, Japanese, Chinese, French, Italian, Portuguese, Spanish, Hindi
Max characters
500

Kokoro maganizo

Adam

English
Opanda pake Male

Alex

Spanish
Opanda pake Male

Alex

Portuguese
Opanda pake Male

Alpha

Japanese
Opanda pake Female

Alpha

Hindi
Opanda pake Female

Bella

English
Opanda pake Female

Dora

Portuguese
Opanda pake Female

Dora

Spanish
Opanda pake Female

Emma (British)

English
Opanda pake Female

George (British)

English
Opanda pake Male

Gongitsune

Japanese
Opanda pake Female

Heart

English
Opanda pake Female

Isabella (British)

English
Opanda pake Female

Lewis (British)

English
Opanda pake Male

Michael

English
Opanda pake Male

Nicola

Italian
Opanda pake Male

Nicole

English
Opanda pake Female

Omega

Hindi
Opanda pake Male

Sara

Italian
Opanda pake Female

Sarah

English
Opanda pake Female

Siwis

French
Opanda pake Female

Sky

English
Opanda pake Female

Xiaobei

Chinese
Opanda pake Female

Xiaoni

Chinese
Opanda pake Female

Xiaoxiao

Chinese
Opanda pake Female

Yunjian

Chinese
Opanda pake Male

Kokoro TTS — Mafunso Ofala

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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