Smallest AI Raises $8M Seed

Mumbai, India and San Francisco, California, USA-based Smallest AI, a voice AI startup that builds hyper-realistic voice agents and high-quality text-to-speech (TTS) models, has raised USD 8 million in its seed funding round. This brings the company's total funding to USD 9.7 million.

Investors

This seed funding round was led by Sierra Ventures. Additional participating investors included 3one4 Capital, Better Capital, Upsparks Capital, Schema Ventures, DeVC, Peercheque, Mission Street Capital, Boris Wertz (founder, Version One Ventures), Raveen Sastry (founding partner, Multiply Ventures), and Shyamal Hitesh Anadkat (applied AI, OpenAI).

Smallest AI Use of Funds

The startup plans to deploy the fresh capital to build the foundation of enterprise voice AI.

About Smallest AI

Founded in 2023 by Akshat Mandloi and Sudarshan Kamath, Smallest AI builds hyper-realistic voice agents and high-quality text-to-speech (TTS) models for various applications. The company claims to generate 10 seconds of speech in just 100 milliseconds, enabling ultra-realistic voicebots with sub-second responsiveness. Smallest AI currently serves over 5,000 small and medium businesses and enterprises across India and the US, supporting English, Hindi, and more than 30 other languages.

Funding Details

Company: Smallest AI
Raised: $8M
Round: Seed
Funding Date: May 2026
Lead Investor: Sierra Ventures
Additional Investors: 3one4 Capital, Better Capital, Upsparks Capital, Schema Ventures, DeVC, Peercheque, Mission Street Capital, Boris Wertz, Raveen Sastry, Shyamal Hitesh Anadkat
Software Category: Voice AI, Text-to-Speech
Company Website: https://smallest.ai
Source: https://news.ventureintelligence.com/private-equity/voice-ai-startup-smallest-raises-%248-m-led-by-sierra-ventures