Rapid Advances in Multilingual Speech Recognition Technology
The saga tracks the competitive release of advanced speech-to-text models by major AI companies. It currently stands with Sarvam AI launching its Saaras V4 model for Indian languages and English, following xAI's Grok Voice Transcribe 2.0.
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Sarvam AI launches Saaras V4 speech-to-text model for 22 Indian languages and global English
Sarvam AI released Saaras V4, a speech-to-text model supporting all 22 scheduled Indian languages plus global English accents. The encoder-decoder system uses a 3B-parameter hybrid state-space…
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xAI releases Grok Voice Transcribe 2.0 speech-to-text model
On September 18, 2026, xAI introduced Grok Voice Transcribe 2.0, its newest speech‑to‑text model. The service keeps batch pricing at $0.10 per hour of audio and $0.20 per hour for streaming, and xAI…
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