tech
March 28, 2026
From Moon hotels to cattle herding: 8 startups investors chased at YC Demo Day
We polled nearly a dozen VCs to find out which W26 startups are the sought after in the batch.
TL;DR
- Beyond Reach Labs develops deployable solar arrays for satellites, claiming a ten-fold power increase and significant cost reduction.
- Byteport created DART, a file transfer protocol claimed to be up to 1,500 times faster than TCP for the AI era.
- Hex Security offers AI-powered security testing tools to proactively identify vulnerabilities in company infrastructure.
- Grazemate utilizes autonomous drones for herding and monitoring cattle on ranches, estimating animal weight and grass availability.
- GRU Space plans to build permanent lunar infrastructure, starting with a hotel on the Moon using lunar soil for construction.
- Luel is a marketplace for human-captured data to train multimodal AI, connecting model makers with contributors.
- Pax Historia is an AI-powered alternative-history strategy game with a large daily user base.
- Stilta provides AI agents for intellectual property and patent lawyers to analyze documents and save legal fees, with early adoption by Roche.
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