# Smallest.ai

> Smallest.ai builds compact speech models and an enterprise voice-agent platform designed to make automated phone conversations faster and more useful. Its models transcribe speech, generate voices, and support live agents; customers can buy the model APIs or deploy a fuller agent stack, including private and on-premise options.

- **Founded:** 2023
- **Headquarters:** San Francisco, United States
- **Founders:** Sudarshan Kamath (Co-founder and CEO), Akshat Mandloi (Co-founder and CTO)
- **Products:** Lightning, Pulse, Atoms, Waves, Electron
- **Notable:** Raised more than $21 million in disclosed funding by July 2026., Kogta Financial says its deployment placed more than 15 million collection calls and handled more than 130 simultaneous calls at peak., Pocket says it selected Pulse after testing more than 10 speech-to-text models for three months.

## Products & services

- **Lightning** — Low-latency text-to-speech model family with multilingual output and voice cloning, available through APIs and enterprise deployment.
- **Pulse** — Speech-to-text family for streaming and batch transcription, including speaker identification and sensitive-data redaction options.
- **Atoms** — Platform for building and managing phone and web voice agents, workflows, campaigns and integrations.
- **Waves** — API surface for Smallest.ai speech models, including text-to-speech and speech-to-text.
- **Electron** — Small language model intended for fast conversational reasoning in enterprise voice agents.
- **Hydra** — Beta speech-to-speech model built for full-duplex, interruptible conversation.

## Achievements

- Raised more than $21 million in disclosed funding by July 2026.
- Kogta Financial says its deployment placed more than 15 million collection calls and handled more than 130 simultaneous calls at peak.
- Pocket says it selected Pulse after testing more than 10 speech-to-text models for three months.
- Smallest.ai's public pricing describes Lightning v3.1 time to first audio under 100 milliseconds; that metric does not represent an entire voice-agent response.

## Latest updates

- **2026-09** — Company posts described an integration with Bolna and the internal creation of the CapKit captioning tool using Pulse.
- **2026-08** — Smallest.ai published Lightning v3.1 and v3.2 details and a Pocket customer story.
- **2026-07** — Announced a $13 million Series A and introduced Hydra and its Voice 4.0 architecture.

## Links

- Website: https://smallest.ai/
- LinkedIn: https://www.linkedin.com/company/smallest/
- Twitter/X: https://x.com/smallest_AI
- GitHub: https://github.com/smallest-inc
- YouTube: https://www.youtube.com/@smallest_ai
- Instagram: https://www.instagram.com/smallest.ai/

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Profile page: https://yespress.io/smallest-ai
Published by YesPress — https://yespress.io
Last updated: 2026-09-29