Dennis Freyman
Building cool shit. Lately robotics, data, agent evals.
YC Fellow. SWE intern at Naive. CS freshman at UC Berkeley.
latest post
October 3, 2026 Seasoning We believed in the idea and hated the customer. Why Hao and I stopped building Tolus, and why I took an internship instead of rushing into the next thing.projects
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Tolus
AI oral-defense platform that verifies student understanding through short voice interviews.
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Beacon
A network of agents that share what teams have already solved, so nothing gets solved twice.
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LATE
From-scratch NBA impact metric that weights clutch possessions and measures who makes teammates better.
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linuxwhisp
Hold-to-talk dictation daemon for Linux that transcribes locally, so the audio never leaves your machine.