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Solving the Bottleneck to Enterprise AI Sovereignty

The benefits of AI are dangerously concentrated. Changing that is the single biggest untapped lever for economic growth this decade.

Ben KoskaFounder & CEO, SF Tensor·August 4, 2026
Company

Proving Kernels Correct Instead of Testing Them

We formally prove optimized ML kernels correct instead of testing them: symbolic execution shows a FlashAttention tile is equivalent to naive attention at d=64

Ben KoskaFounder & CEO, SF Tensor,Tom KoskaFounder & Chief Scientist, SF Tensor·August 4, 2026
Company

STFS: Stop Making Every Worker Hammer S3

STFS turns repeated ML training reads into cluster-local cache hits instead of repeated S3 traffic: 97% less origin load, sub-200ms p95 reads after the first epoch.

Ben KoskaFounder & CEO, SF Tensor·August 4, 2026
Product

Tensor Cloud Launch

We're launching the private beta of Tensor Cloud: a cloud-agnostic interface that runs jobs across providers without the messy details of each one.

SF Tensor TeamSan Francisco Tensor Company·October 6, 2025
Company

Why We're Building SF Tensor

At the San Francisco Tensor Company, we believe that the next great wave of computing won't be defined by a single chip, a single cloud or a single framework.

Ben KoskaFounder & CEO, SF Tensor·September 13, 2025

Train the models only you can build. One stack for enterprise post-training and frontier pre-training.

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