Built on AI4Bharat Indic-TTS · FastPitch + HiFi-GAN

Natural speech for the next billion users.

Type in any of 13 Indian languages and hear it spoken back in a male or female voice. Open-source models, running on your own server.

studio / untitled WAV
0 / 2000 characters Numbers and English words are normalized automatically
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Thirteen languages, ten scripts.

Dravidian, Indo-Aryan and Tibeto-Burman languages, each with jointly trained male and female voices.

How a sentence becomes speech

01 · Normalize

Text front-end

Numbers are expanded to words, sentences are segmented, and English words are transliterated into the native script.

02 · FastPitch

Acoustic model

A non-autoregressive model predicts pitch and duration per character, then renders a mel-spectrogram for the chosen speaker.

03 · HiFi-GAN

Neural vocoder

The spectrogram is turned into a waveform, denoised, and returned to your browser as WAV.