# Dylan Fox

> Dylan Fox is founder and CEO and founder, AssemblyAI of Inc.. AssemblyAI Speech-to-Text (Universal) and AssemblyAI Voice Agent API on Anchor Terminal, with grades, an about and public profiles.

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- Licence: CC BY 4.0, credit Anchor Terminal and link this page (https://www.anchorterminal.com/terms/#data)
- Updated: 2026-10-28

Founder and CEO. Founder, AssemblyAI, Inc..

Dylan Fox founded AssemblyAI, which builds speech-to-text and speech understanding models for voice AI applications, and took it through Y Combinator's Summer 2017 batch. He previously worked at Cisco.

- LinkedIn: https://www.linkedin.com/in/dylanbfox

## What Dylan builds

- [AssemblyAI Speech-to-Text (Universal)](https://www.anchorterminal.com/tools/assemblyai-stt.md), graded B, 66.9/100, in Speech-to-text. Speech-to-text APIs for recorded audio and live streams, with speaker identification, translation and redaction options. Founder and CEO, researched 2026-10-27.
- [AssemblyAI Voice Agent API](https://www.anchorterminal.com/tools/assemblyai-voice-agent.md), graded B, 64.6/100, in Conversational voice agents. AssemblyAI's Voice Agent API runs a spoken conversation over one WebSocket, combining its own speech-to-text, language model and text-to-speech. Agents are stored through a REST API and reached from a browser, a server or an inbound Twilio SIP number. Founder, AssemblyAI, Inc., researched 2026-10-26.

## Backed by

- [Y Combinator](https://www.anchorterminal.com/investors/y-combinator/)
- [Accel](https://www.anchorterminal.com/investors/accel/)
- [Insight Partners](https://www.anchorterminal.com/investors/insight-partners/)
- [Smith Point Capital](https://www.anchorterminal.com/investors/smith-point-capital/)
- [John Collison](https://www.anchorterminal.com/investors/john-collison/)
- [Patrick Collison](https://www.anchorterminal.com/investors/patrick-collison/)
- [Nat Friedman](https://www.anchorterminal.com/investors/nat-friedman/)
- [Daniel Gross](https://www.anchorterminal.com/investors/daniel-gross/)

## Questions

### Who is Dylan Fox?

Dylan Fox founded AssemblyAI, which builds speech-to-text and speech understanding models for voice AI applications, and took it through Y Combinator's Summer 2017 batch. He previously worked at Cisco.

### What does AssemblyAI, AssemblyAI, Inc. make?

Anchor Terminal lists AssemblyAI Speech-to-Text (Universal) and AssemblyAI Voice Agent API from AssemblyAI, AssemblyAI, Inc.. Speech-to-text APIs for recorded audio and live streams, with speaker identification, translation and redaction options.

### Who has invested in AssemblyAI, AssemblyAI, Inc.?

The sources our research read name Y Combinator, Accel, Insight Partners, Smith Point Capital, John Collison, Patrick Collison, Nat Friedman and Daniel Gross.

### How are Dylan's tools graded?

AssemblyAI Speech-to-Text (Universal) is graded B, 66.9 out of 100; AssemblyAI Voice Agent API is graded B, 64.6 out of 100, on Anchor Terminal's benchmark, which scores every listing against the same checklist.

## Sources

- https://www.linkedin.com/in/dylanbfox/details/experience/
- https://www.linkedin.com/company/assemblyai
- https://www.linkedin.com/in/dylanbfox
- https://www.ycombinator.com/companies/assemblyai
- https://www.assemblyai.com/
- https://www.assemblyai.com
- https://www.assemblyai.com/careers
- https://www.assemblyai.com/contact/support
- https://www.assemblyai.com/discord

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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