Luminal AI, Inc.

ComputersAIML FrameworkGPU Optimization

📍 San Francisco, CA• Founded 2025• 11 employees

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About Luminal AI, Inc.

Luminal AI, Inc. was founded in 2025 by Jake Stevens, Matthew Gunton, and Joe Fioti (CEO). The company builds an ML framework and compiler that generates GPU code, claiming to 10x model speed while simplifying deployment and cutting idle GPU costs. It operates in the business/productivity software sector with a focus on inference optimization. The company is headquartered in San Francisco, CA and has 11 employees.

LATEST FUNDINGSeed

$29.2M

Announced 2026-10-07

TOTAL RAISED$5.5M

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IN THE NEWS

EMPLOYEES11

FOUNDED2025

HQSan Francisco, CA

Industry

Computers

Investors

Felicis Ventures Y Combinator Paul Graham Guillermo Rauch Ben Porterfield

Key highlights

Raised $5.3M Seed round in November 2025 led by Felicis Ventures.
Founders include Jake Stevens, Matthew Gunton, and CEO Joe Fioti.
Focuses on ML compiler generating GPU code to improve inference speed and reduce costs.
Backed by Y Combinator and notable angels Paul Graham, Guillermo Rauch, and Ben Porterfield.
Operates in inference-optimization sector with 11 employees as of latest data.

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