Deepgram

Voice AI APIs for speech-to-text, text-to-speech, and conversational agents.

AI 📍 San Francisco, USA Founded 2015

Current Valuation

$1.3B

as of 2026-Q1

UNICORN

Deepgram is a voice AI platform offering production-grade speech-to-text (Nova-3), text-to-speech (Aura-2), and full voice-agent APIs powering call centers, dictation, and conversational AI products. Raised $130M Series C in January 2026 at a $1.3B valuation and acquired OfOne to push into voice-ordering automation.

Company Profile

CEO

Scott Stephenson

Founded

2015

San Francisco, USA

Employees

~200

Total Raised

$216M

Last Round

Series C — $130M (Jan 2026) · Lead: Altimeter Capital

IPO Status

private

Founders & Key People

Scott StephensonNoah Shutty

Investors

Altimeter Capital · Y Combinator · NVIDIA · Tiger Global · Wing VC · Citi Ventures · Madrona

Products

Nova-3 speech-to-text
Aura-2 text-to-speech
Voice Agent API

Competitors

AssemblyAI · OpenAI Whisper · ElevenLabs · Speechmatics

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