Smallest.ai

Summary active Updated Jul 31, 2026

This profile is AI-generated. If you spot an error, please help us fix it by sharing a URL to the correct information.

Location San Francisco, CA
Latest Stage Series A
Total Raised $21M

Investors

Siddarth Pai (from 3one4 portfolio) (2024)

Founders

Sudarshan Kamath Founder & CEO

About

Smallest.ai is a foundational AI research lab building real-time voice AI infrastructure for enterprises, with products spanning speech recognition, speech generation, and speech-to-speech systems used in customer service, healthcare, and financial services 12. On July 30, 2026 the company announced a $13M Series A and debuted “Hydra,” an asynchronous speech-to-speech model based on its “Voice 4.0” architecture 12. Existing customers include RingCentral and Truecaller 2.

Funding History

Date Round Amount Lead Co-investors
2026-07-30 Series A $13M Seligman Ventures Sierra Ventures, 3one4 Capital 123

What Investors Say

No independently sourced investor commentary found at time of publication.

What Founders Say

Sudarshan Kamath, CEO of Smallest.ai, said the startup is “building voice models designed to make AI phone calls pass the Turing test” 2.

Sources


  1. “Smallest.ai raises $13M to accelerate the development of its asynchronous voice AI architecture,” SiliconANGLE, July 30, 2026, accessed July 2026. https://siliconangle.com/2026/07/30/smallest-ai-raises-13m-accelerate-development-asynchronous-voice-ai-architecture/

  2. “Smallest.ai raises $13M to build ultra-fast voice AI that sounds genuinely human,” TechCrunch, July 31, 2026, accessed July 2026. https://techcrunch.com/2026/07/31/smallest-ai-raises-13m-to-build-ultra-fast-voice-ai-that-sounds-genuinely-human/

  3. “Smallest.ai Raises $13M in Series A Funding,” FinSMEs, July 30, 2026, accessed July 2026. https://www.finsmes.com/2026/07/smallest-ai-raises-13m-in-series-a-funding.html