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Luminal

Making AI run fast on any hardware.

Y CombinatorSummer 2025ActiveB2BInfrastructureAIOpsArtificial IntelligenceDeveloper ToolsCloud Computing

What they do

Problem

AI/ML models are slow, costly, and difficult to deploy efficiently across diverse hardware, leading to wasted GPU capacity and higher inference/training costs.

Solution

Luminal provides an ML framework and compiler that generates optimized GPU code to speed up models, simplify deployment, and reduce idle GPU costs.

Who it's for

ML engineers and developers at companies running AI workloads on GPUs who need faster performance and easier deployment.

Founders

Joe Fioti
Founder / CEO

Generating GPU kernels automatically to speed up ML models. Ex-Intel, worked on CPU microcode and ML accelerators.

Matthew Gunton
Founder

Co-founder at Luminal AI. Ex-Amazon engineer, with globally deployed projects automatically finding issues in the Amazon fulfillment network and cost effectively fixing them

Jake Stevens
Founder

Cofounder at Luminal: generating GPU kernels automatically to speed up ML models. Ex-Apple. Talk to me about donuts or compilers or both :)

Open roles 2

Cloud Inference Engineer
San Francisco, CA, US · Full-time · $150K - $350K · 0.50% - 2.00%
Apply ↗
Senior Compiler Engineer
San Francisco, CA, US · Full-time · $200K - $350K · 0.50% - 2.00%
Apply ↗

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