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Smallest.ai

San Francisco, United States

series-a$13M raisedFreshly fundedEnterprise SoftwareNLP & SpeechAI & ML

Total Raised

$13M

Stage

series-a

Location

San Francisco, United States

Founded

2023

Team size

51-200

Links

About Smallest.ai

Smallest.ai is a voice artificial intelligence startup focused on developing next-generation voice AI models and real-time speech-to-speech technology for enterprise conversations.

What sets it apart

It combines compact proprietary voice models with enterprise-grade security, low latency, and private deployment options to support real-time voice automation. [2][5]

Sectors

Enterprise SoftwareNLP & SpeechAI & MLAI Infrastructure

Business

ModelSaaS

CustomerEnterprises, especially customer support, contact center, healthcare, financial services, and other high-volume communication teams

Notable

  • Surpassed $21 million in total funding after a $13 million Series A led by Seligman Ventures.
  • Raised an earlier $8 million Seed round led by Sierra Ventures.
  • Claims compliance and deployment readiness for regulated environments, including SOC 2, GDPR, HIPAA, and PCI support.

Backing funds on Raise

Funding rounds

1 Aug 2026

Led by Seligman Ventures

With Sierra Ventures, 3one4 Capital, Better Capital, Upsparks Capital, Schema Ventures, Tiny VC, DeVC, Mission Street Capital

Source ↗

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FAQ

What does Smallest.ai do?

Smallest.ai is a voice artificial intelligence startup focused on developing next-generation voice AI models and real-time speech-to-speech technology for enterprise conversations.

Where is Smallest.ai based?

Smallest.ai is based in San Francisco, United States, founded in 2023.

How much has Smallest.ai raised?

Smallest.ai has raised $13M in tracked funding and is currently at the series-a stage.

Who has invested in Smallest.ai?

Investors in Smallest.ai include Seligman Ventures, Sierra Ventures, 3one4 Capital, Better Capital, Upsparks Capital, Schema Ventures, Tiny VC and DeVC.