companies
Deepgram Inc.
Provides speech-to-text and text-to-speech APIs and voice AI infrastructure for developers building voice applications.
Deepgram was founded in 2015 by Scott Stephenson, Adam Sypniewski, and Noah Shutty, and went through Y Combinator's Winter 2016 batch. The company is headquartered in San Francisco and builds end-to-end deep learning models for speech transcription and understanding, offering APIs for automatic speech recognition, text-to-speech, and voice agent infrastructure used by developers building voice AI products. In January 2026, Deepgram raised a $130 million Series C round at a $1.3 billion valuation, becoming a unicorn in the voice AI space. Investors include Y Combinator, Tiger Global Management, Nvidia, Alkeon, In-Q-Tel, Madrona, Twilio, ServiceNow Ventures, SAP, and Citi Ventures, with total funding of roughly $229 million raised to date.
- Founded
- 2015
- Headquarters
- San Francisco, United States
- Sector
- infrastructure
Tools
- Deepgram
Deepgram provides APIs for speech-to-text, text-to-speech, voice agents, and audio analysis.