Lumai
Ouaka, Central African Republic · Artificial Intelligence, Hardware, Image Recognition
Lumai is a UK AI optical processing startup that is addressing the limitations of AI compute through innovative optical processing technology. Spun out of the University of Oxford, Lumai's solutions enable enhanced performance for large language models and transformer-based AI. Their unique design offers significant improvements in efficiency and power consumption compared to traditional silicon G
Key facts
- Headquarters
- Ouaka, Central African Republic
- Employees
- 4
- Industries
- Artificial Intelligence, Hardware, Image Recognition
- Status
- Private
- Website
- lumai.ai
- Company page
Recent activity at Lumai
Lumai funding history
| Date | Round | Amount |
|---|---|---|
| Apr 2025 | Venture | $10.0M |
Leadership
- James Spall, Founder
- Tim Weil, Chief Executive Officer
Verified email and direct lines for Lumai’s decision-makers are on Fundz. See plans — or book a 15-minute walkthrough.
Lumai in the news
- AI News for the Week of May 1; Updates from IBM, Lumai.ai, NVIDIA & More - Solutions Review (May 01, 2026)
- Optical AI Servers Speed Large Language Model Inference - Design News (May 08, 2026)
- UK firm unveils world’s first optical system for real-time LLM inference - Interesting Engineering (Apr 30, 2026)
- Lumai Launches the World’s First Optical Computing System for Real-Time, Billion-Parameter LLM Inference - Yahoo Finance UK (Apr 28, 2026)
- Curbing AI energy use? 3D optical computing offers a solution - IO+ (Aug 20, 2025)
- The New Moore’s Law: Why Optical Computing Could Redefine Scaling for AI - All About Circuits (Jan 02, 2026)
- Luma AI raises $900 million in funding round led by Saudi AI firm Humain - CNBC (Nov 19, 2025)
- UK AI Hardware Plan - GOV.UK (Jun 08, 2026)
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About Lumai: questions and answers
What does Lumai do?
Lumai is a UK AI optical processing startup that is addressing the limitations of AI compute through innovative optical processing technology. Spun out of the University of Oxford, Lumai's solutions enable enhanced performance for large language models and transformer-based AI. Their unique design offers significant improvements in efficiency and power consumption compared to traditional silicon G
Where is Lumai headquartered?
Lumai is headquartered in Ouaka, Central African Republic.
How many employees does Lumai have?
Lumai has about 4 employees.
Has Lumai raised funding?
Yes. Fundz has recorded 1 funding event for Lumai. The most recent, $10.0M, was in Apr 2025.
Who leads Lumai?
James Spall is a Founder at Lumai.
What is the latest news on Lumai?
On Apr 02, 2025, Lumai secures over $10 million in funding to enhance its optical processing technology. The investment round was led by Constructor Capital with participation from multiple investors.
Source: Fundz records from SEC filings, press releases and company announcements. How Fundz measures data accuracy