VITS

VITS TTS

The end-to-end TTS architecture that combines a variational autoencoder, normalizing flows, and adversarial training.

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Bryt teksten i SSML- tagger for nøyaktig kontroll:

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

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Fri for piper, VITS, MeloTTS
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Om VITS

VITS — Variational Inference with adversarial learning for end-to-end Text-to-Speech — was introduced by Jaehyeon Kim and collaborators in 2021 and became a foundational architecture for modern neural speech. Rather than the older two-stage pipeline, it synthesizes audio in a single parallel end-to-end pass, pairing a variational autoencoder with normalizing flows and a GAN-style adversarial training process to lift naturalness. At about 25M parameters and trained on ~585 hours, it produces natural prosody at fast inference speeds and supports multiple speakers. It serves as a solid general-purpose, free baseline and underpins many later models such as Piper and MeloTTS.

Best for: General-purpose text-to-speech with natural prosody

Bla gjennom alle VITS stemmer

Med et blikk

Utvikler
Jaehyeon Kim et al.
Lisens
MIT
Nivå
free
Hastighet
fast
Stemmekloning
Nei
Språk
English, German, Spanish, French, Portuguese, Dutch, Finnish, Hungarian, Bulgarian, Japanese, Polish
Største antall tegn
2000

VITS stemmer

CSS10 (Dutch)

Dutch
Ledig Neutral

CSS10 (Finnish)

Finnish
Ledig Neutral

CSS10 (French)

French
Ledig Neutral

CSS10 (German)

German
Ledig Neutral

CSS10 (Hungarian)

Hungarian
Ledig Neutral

CSS10 (Spanish)

Spanish
Ledig Neutral

Common Voice (Bulgarian)

Bulgarian
Ledig Neutral

Common Voice (Portuguese)

Portuguese
Ledig Neutral

Default

English
Ledig Neutral

MAI (Polish)

Polish
Ledig Female

MAI (Ukrainian)

Ukrainian
Ledig Neutral

VITS TTS — OSS

VITS means Variational Inference with adversarial learning for end-to-end Text-to-Speech. It generates audio in a single parallel pass using a variational autoencoder, normalizing flows, and adversarial (GAN) training, rather than a two-stage pipeline.

Yes. VITS is MIT-licensed and in the free tier, so it can be used commercially.

On TTS.ai, VITS covers 11 languages including English, German, Spanish, French, Portuguese, Dutch, Finnish, Hungarian, Bulgarian, Japanese, and Polish, with multi-speaker support. It does not do voice cloning.
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