Artificial-Intelligence For Bhārat

Welcome to AI4Bharat!

The focus of AI4Bhārat is on building open-source language AI for Indian languages, including datasets, models, and applications.

Nilekani Center

Our Mission

Bring parity with respect to English in AI technologies for Indian languages with open-source contributions in datasets, models, and applications and by enabling an innovation ecosystem

Our Impact Axes


Curate and create the largest public datasets and benchmarks across various tasks and 22 Indian languages.

AI Models

Build state-of-the-art, open, foundational AI models across tasks and 22 Indian languages.


Design and deploy with partners reference applications to demonstrate potential of open AI models.


Enable researchers, startups, and govt. to innovate on Indian language AI tech with educational material and workshops.



Open-source datasets (Samanantar) and models (IndicTrans) for neural machine translation between English and 12 Indic languages.

Know More →


Open-source datasets and benchmarks (Aksharantar), models (IndicXlit), and applications for transliteration between Roman and scripts for 20+ Indic languages.

Know More →

Speech Recognition

Open-source models (IndicWav2Vec) for speech recognition in 9 Indian languages.

Know More →

Language Understanding

Open-source language models (IndicBERT), benchmarks (IndicGLUE), and entity recognizers (IndicNER) for 10 Indian languages.

Know More →

Language Generation

Open-source language generation model (IndicBART) and benchmarks (IndicNLG Suite) for 10 Indian languages.

Know More →

Sign Language

Open-source datasets (INCLUDE, SignCorpus) and models (OpenHands) for sign recognition for various 10 sign languages from around the world.

Know More →


Open-source text-to-speech models for 13 Indian languages with support for female and male speakers.

Know More →


Open-source workbench for AI-assisted language work on Indian languages with initial focus on translation.

Know More →


Open-source tool for AI-assisted video subtitling and translating with a focus on educational and media content.

Know More →


Open-sourced tool for document-level translation with NMT and transliteration support.

Know More →

Tools and Models

Tools Site

A showcase for the different tools developed at AI4Bharat. Each tool leverages the different models and APIs developed by AI4Bharat.

Models Site

A showcase for models features developed at AI4Bharat. Choose one of the areas and try them out in real-time.

Our Sponsors

Nandan Nilekani

As the primary sponsor, Nandan Nilekani has generously contributed to the formation of the "Nilekani center at AI4Bharat" with a focus on open-source language tech as a public good.


Microsoft’s Research Lab and India Development Center (IDC) have supported us with unrestricted research grants and also by allocating time from researchers to contribute towards open-source technologies.

EkStep Foundation

We are also supported by EkStep Foundation with mentorship and software engineering to build and deploy open-source applications for Indian languages.


We receive valuable support from Nvidia India, granting us access to their cutting-edge compute resources and researchers. This collaboration enables us to actively contribute to the development of open-source models.

Our Team

Anoop Kunchukuttan
Anoop Kunchukuttan

Researcher at Microsoft

Mitesh Khapra
Mitesh Khapra

Associate Professor at CSE Department, IIT Madras

Pratyush Kumar
Pratyush Kumar

Researcher at Microsoft Research and Adjunct Faculty at IIT Madras

Vivek Raghavan
Vivek Raghavan

Chief AI Evangelist, EkStep and Mentor, AI4Bharat


AI4Bharat Residency

1 year

1-year program for recent graduates to work on cutting-edge research problems in NLP, Speech, and systems-engineering for AI.

AI4Bharat Internship

1 semester

1-semester program for current students to work on data and software engineering for language AI technologies

Language Contributor


Long-term opportunities for experienced language translators and transcribers across Indian languages.

Software Developer


Long-term opportunities for front-end and back-end developers looking to contribute to building open-source applications for language technologies.

We must be second to none in the application of advanced technologies to the real problems of man and society.
- Vikram Sarabhai