# Scott Stephenson

> Scott Stephenson is co-founder and CEO. Deepgram Speech-to-Text (Nova-3, Flux), Deepgram Text-to-Speech (Aura-2, Flux TTS) and Deepgram Voice Agent API on Anchor Terminal, with grades, an about and public profiles.

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- Site index for agents: https://www.anchorterminal.com/llms.txt (full text: https://www.anchorterminal.com/llms-full.txt)
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- MCP: https://www.anchorterminal.com/mcp (the whole catalogue as tools, no key)
- Licence: CC BY 4.0, credit Anchor Terminal and link this page (https://www.anchorterminal.com/terms/#data)
- Updated: 2026-10-28

Co-founder and CEO.

Scott Stephenson co-founded Deepgram, a voice AI company, in 2015 and is its CEO. A particle physicist with a PhD from the University of Michigan, he built a lab two miles underground to detect dark matter, and left a postdoctoral research post to found Deepgram.

- LinkedIn: https://www.linkedin.com/in/scott-stephenson-/

## What Scott builds

- [Deepgram Speech-to-Text (Nova-3, Flux)](https://www.anchorterminal.com/tools/deepgram-stt.md), graded BB, 70.4/100, in Speech-to-text. Deepgram's speech-to-text API for recorded audio and live streams, including turn detection for voice agents. Co-founder and CEO, researched 2026-10-26.
- [Deepgram Text-to-Speech (Aura-2, Flux TTS)](https://www.anchorterminal.com/tools/deepgram-tts.md), graded BB, 72.8/100, in Text-to-speech. Deepgram's text-to-speech API for generating spoken audio. Co-founder and CEO, researched 2026-10-26.
- [Deepgram Voice Agent API](https://www.anchorterminal.com/tools/deepgram-voice-agent.md), graded B, 68.2/100, in Conversational voice agents. One WebSocket that runs Deepgram STT (Flux or Nova-3), a managed or bring-your-own LLM and Deepgram or third-party TTS, with turn-taking, barge-in and function calling. Co-founder and CEO, researched 2026-10-27.

## Works with

- [Adam Sypniewski](https://www.anchorterminal.com/people/adam-sypniewski/), CTO; leads research and engineering

## Backed by

- [Y Combinator](https://www.anchorterminal.com/investors/y-combinator/)
- [Tiger Global](https://www.anchorterminal.com/investors/tiger-global/)
- [Madrona](https://www.anchorterminal.com/investors/madrona/)
- [Citigroup](https://www.anchorterminal.com/investors/citigroup/)
- [Alkeon Capital](https://www.anchorterminal.com/investors/alkeon-capital/)
- [AVP](https://www.anchorterminal.com/investors/avp/)
- [In-Q-Tel](https://www.anchorterminal.com/investors/in-q-tel/)
- [Wing Venture Capital](https://www.anchorterminal.com/investors/wing-venture-capital/)
- [BlackRock](https://www.anchorterminal.com/investors/blackrock/)
- [Alumni Ventures](https://www.anchorterminal.com/investors/alumni-ventures/)
- [Princeville Capital](https://www.anchorterminal.com/investors/princeville-capital/)
- [Twilio](https://www.anchorterminal.com/investors/twilio/)
- [ServiceNow](https://www.anchorterminal.com/investors/servicenow/)
- [SAP](https://www.anchorterminal.com/investors/sap/)
- [University of Michigan](https://www.anchorterminal.com/investors/university-of-michigan/)
- [Columbia University](https://www.anchorterminal.com/investors/columbia-university/)
- [Stanford University](https://www.anchorterminal.com/investors/stanford-university/)

## Questions

### Who is Scott Stephenson?

Scott Stephenson co-founded Deepgram, a voice AI company, in 2015 and is its CEO. A particle physicist with a PhD from the University of Michigan, he built a lab two miles underground to detect dark matter, and left a postdoctoral research post to found Deepgram.

### What does Deepgram make?

Anchor Terminal lists Deepgram Speech-to-Text (Nova-3, Flux), Deepgram Text-to-Speech (Aura-2, Flux TTS) and Deepgram Voice Agent API from Deepgram. Deepgram's speech-to-text API for recorded audio and live streams, including turn detection for voice agents.

### Who has invested in Deepgram?

The sources our research read name Y Combinator, Tiger Global, Madrona, Citigroup, Alkeon Capital, AVP, In-Q-Tel, Wing Venture Capital, BlackRock, Alumni Ventures, Princeville Capital, Twilio, ServiceNow, SAP, University of Michigan, Columbia University and Stanford University.

### How are Scott's tools graded?

Deepgram Speech-to-Text (Nova-3, Flux) is graded BB, 70.4 out of 100; Deepgram Text-to-Speech (Aura-2, Flux TTS) is graded BB, 72.8 out of 100; Deepgram Voice Agent API is graded B, 68.2 out of 100, on Anchor Terminal's benchmark, which scores every listing against the same checklist.

## Sources

- https://deepgram.com/about
- https://deepgram.com/company/leadership
- https://www.linkedin.com/in/scott-stephenson-/
- https://www.linkedin.com/in/adam-sypniewski-32a25982/
- https://deepgram.com/
- https://www.ycombinator.com/companies/deepgram
- https://developers.deepgram.com/support
- https://deepgram.com/contact-us

These are the people building the tools we list, named for their public role in the company or project behind a listing, from public pages, with the date it was researched. They don't work for Anchor Terminal (our own team is on the about page, /about/#author). We show public roles, public profiles and what the listing pages show, nothing private. To correct something, send an about or a photo, or have a page removed, write to privacy@anchorterminal.com.

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