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Meet Smallest AI

Smallest AI is a foundational AI research and infrastructure company building real-time voice AI for enterprises. Its platform includes Lightning for text-to-speech, Pulse for speech-to-text, Electron as a small language model, Hydra for native speech-to-speech, and tools for deploying production voice agents. The company focuses on low-latency, multilingual speech systems for use cases including customer service, collections, onboarding and other contact-center workflows. It supports cloud, private-cloud and on-premise deployments for regulated enterprises and serves customers across sectors including financial services, healthcare, contact centers and BPO.View more

Smallest AI is a foundational AI research and infrastructure company building real-time voice AI for enterprises. Its platform includes Lightning for text-to-speech, Pulse for speech-to-text, Electron as a small language model, Hydra for native speech-to-speech, and tools for deploying production voice agents. The company focuses on low-latency, multilingual speech systems for use cases including customer service, collections, onboarding and other contact-center workflows. It supports cloud, private-cloud and on-premise deployments for regulated enterprises and serves customers across sectors including financial services, healthcare, contact centers and BPO.

Founded
2023
Company size
51-200 employees
Company stage
Series A
Headquarters
San Francisco, USA

Why work here

Smallest AI offers candidates the chance to work on technically demanding real-time AI problems spanning speech recognition, speech generation, speech-to-speech systems, small language models and production voice agents. The company raised a $13 million Series A in July 2026, taking total funding above $21 million, and is expanding enterprise deployments across regulated industries. Its engineering roles emphasize low latency, reliability, distributed systems, cloud infrastructure and high ownership. The company also develops proprietary AI models rather than only assembling third-party APIs, creating opportunities to work across research, infrastructure and production deployment.Read more

Smallest AI offers candidates the chance to work on technically demanding real-time AI problems spanning speech recognition, speech generation, speech-to-speech systems, small language models and production voice agents. The company raised a $13 million Series A in July 2026, taking total funding above $21 million, and is expanding enterprise deployments across regulated industries. Its engineering roles emphasize low latency, reliability, distributed systems, cloud infrastructure and high ownership. The company also develops proprietary AI models rather than only assembling third-party APIs, creating opportunities to work across research, infrastructure and production deployment.

Industry
Artificial Intelligence / Voice AI
Open jobs
2 open jobs
Notable investors
Seligman Ventures, Sierra Ventures, 3one4 Capital, Better Capital, Upsparks Capital, Schema Ventures, DeVC, Mission Street Capital, Tiny VC

Tech stack

Python

Programming Language

Go

Programming Language

TypeScript

Programming Language

AWS

Cloud Infrastructure

Kubernetes

Container Orchestration

Docker

Containers

Terraform

Infrastructure as Code

Helm

Kubernetes Tooling

MongoDB

Database

Redis

Cache and Data Store

RabbitMQ

Messaging

Amazon SQS

Messaging

Amazon CloudWatch

Monitoring

New Relic

Observability

Amazon CloudFront

Content Delivery Network

AWS Amplify

Application Platform

Key people

5 people
Sudarshan KamathCo-founderView bio

Co-founder and CEO of Smallest AI. An IIT Guwahati mechanical engineering graduate, Kamath has worked on AI and deep-learning products and previously held roles associated with Bosch, Toppr and Vakilsearch. At Smallest AI he leads the company and has been closely involved in developing its speech and voice AI products, including Lightning.

LinkedIn
Akshat MandloiCo-founderView bio

Co-founder of Smallest AI and an IIT Guwahati graduate. Mandloi has a technical background spanning AI, autonomous systems, deep learning and machine learning, including published work on perception-based navigation. At Smallest AI he works on the company's speech models and real-time voice AI technology.

LinkedIn
Apoorv SoodGlobal Head of Go-To-MarketView bio

Global Head of Go-To-Market at Smallest AI, responsible for commercial expansion and enterprise engagement. He previously served as Vice President of Global Business Development and Partnerships at WebEngage and has experience building partnerships and go-to-market programs for technology companies.

LinkedIn
Arjun JainChief ScientistView bio

Chief Scientist at Smallest AI and an early investor and technical advisor to the company. Jain holds a PhD from the Max Planck Institute, has worked with Yann LeCun at NYU and has served as adjunct faculty at IISc. His research spans generative AI, computer vision, speech and multimodal systems, helping translate Smallest AI research into production.

View all 5 people
Siddharth SharmaPresident, BFSI, IndiaView bio

President of BFSI, India at Smallest AI, responsible for revenue and partnerships across banking, financial services and insurance. He brings more than 20 years of financial-services experience and has led digital initiatives at organizations including ICICI Bank, YES BANK, Kotak Mahindra Bank and CRED.

Latest company news

3 stories

Smallest AI appoints Siddharth Sharma as President, BFSI, India

GlobeNewswire

Smallest AI appointed banking and digital-finance veteran Siddharth Sharma to lead revenue and partnerships for its growing BFSI business in India.

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Tenstorrent and Smallest.ai partner to bring production-grade voice AI on-prem

Tenstorrent

Smallest AI and Tenstorrent announced an on-premise voice AI stack running Smallest AI's Lightning V2 text-to-speech model on Tenstorrent Galaxy Blackhole servers, targeting lower inference costs and enterprise data sovereignty.

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Smallest.ai gets $21 million in funding to build Voice 4.0

PR Newswire

Smallest AI raised a $13 million Series A led by Seligman Ventures with participation from Sierra Ventures and 3one4 Capital, bringing total funding to more than $21 million. The company also introduced its Voice 4.0 direction and Hydra speech-to-speech architecture.

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Jobs at Smallest AI

2 open roles