Sarvam AI & AI4Bharat · Speech-to-Text

Indic DiarBench

An open joint diarisation and ASR benchmark covering all 22 scheduled Indian languages: ~108 hours of natural multi-speaker audio, 485 speakers drawn from 189 districts, two to nine speakers per recording with real overlap, code-mixing and interruption. Human-corrected speaker-attributed transcripts throughout. Sarvam own pipeline leads at 16.0% DER and 38.8% cpWER.