# Alex Yu

> Alex Yu is historical co-founder and CTO; Dream Machine/Ray and Genie researcher. Luma AI API on Anchor Terminal, with grades, an about and public profiles.

- Canonical: https://www.anchorterminal.com/people/alex-yu/
- Markdown: https://www.anchorterminal.com/people/alex-yu/index.md (~1,050 tokens)
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- JSON: https://www.anchorterminal.com/people/alex-yu/index.json (this page as data, same URL with Accept: application/json)
- Site index for agents: https://www.anchorterminal.com/llms.txt (full text: https://www.anchorterminal.com/llms-full.txt)
- API: https://www.anchorterminal.com/api/v1/index.json
- 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

Historical co-founder and CTO; Dream Machine/Ray and Genie researcher.

Alex Yu co-founded Luma AI with Amit Jain in 2021 and was its CTO, working on the Ray (Dream Machine) video model and the Genie text-to-3D model. Before Luma he did neural rendering research at UC Berkeley, co-authoring PlenOctrees and Plenoxels, and left a PhD programme to start the company. He now works on image generation.

- X: https://x.com/alexyu00

## What Alex builds

- [Luma AI API](https://www.anchorterminal.com/tools/luma.md), graded D, 48.3/100, in Video generation. Luma's video API for its Ray 3.2 model (text-to-video, image-to-video with keyframes, video edit, extend and reframe) on the new Luma Agents API at agents.lumalabs.ai. Historical co-founder and CTO; Dream Machine/Ray and Genie researcher, researched 2026-10-27.

## Works with

- [Alberto Taiuti](https://www.anchorterminal.com/people/alberto-taiuti/), Historical co-founder; now Reactor co-founder and CEO
- [Amit Jain](https://www.anchorterminal.com/people/amit-jain/), Co-founder and CEO

## Backed by

- [Amplify Partners](https://www.anchorterminal.com/investors/amplify-partners/)
- [General Catalyst](https://www.anchorterminal.com/investors/general-catalyst/)
- [NVIDIA](https://www.anchorterminal.com/investors/nvidia/)
- [Matrix](https://www.anchorterminal.com/investors/matrix/)
- [South Park Commons](https://www.anchorterminal.com/investors/south-park-commons/)
- [Andreessen Horowitz](https://www.anchorterminal.com/investors/andreessen-horowitz/)
- [HUMAIN](https://www.anchorterminal.com/investors/humain/)
- [AMD](https://www.anchorterminal.com/investors/amd/)
- [Omniva](https://www.anchorterminal.com/investors/omniva/)

## Questions

### Who is Alex Yu?

Alex Yu co-founded Luma AI with Amit Jain in 2021 and was its CTO, working on the Ray (Dream Machine) video model and the Genie text-to-3D model. Before Luma he did neural rendering research at UC Berkeley, co-authoring PlenOctrees and Plenoxels, and left a PhD programme to start the company. He now works on image generation.

### What does Luma AI make?

Anchor Terminal lists Luma AI API from Luma AI. Luma's video API for its Ray 3.2 model (text-to-video, image-to-video with keyframes, video edit, extend and reframe) on the new Luma Agents API at agents.lumalabs.ai.

### Who has invested in Luma AI?

The sources our research read name Amplify Partners, General Catalyst, NVIDIA, Matrix, South Park Commons, Andreessen Horowitz, HUMAIN, AMD and Omniva.

### How are Alex's tools graded?

Luma AI API is graded D, 48.3 out of 100, on Anchor Terminal's benchmark, which scores every listing against the same checklist.

## Sources

- https://a16z.com/announcement/investing-in-luma-ai/
- https://x.com/gravicle
- https://alexyu.net
- https://github.com/sxyu
- https://x.com/alexyu00
- https://albertotaiuti.com
- https://www.linkedin.com/in/albtaiuti/
- https://x.com/taiuti
- https://lumalabs.ai/
- https://lumalabs.ai
- https://docs.agents.lumalabs.ai/guides/faq/
- https://lumalabs.ai/api

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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