vibe-coding production apps. My co-founders—Vivek Hazari, Daniel DiPietro, and Ziray Hao—and I built Solar during Y Combinator after living in a hospital for nearly two months.

What began as an internal tool to help healthcare executives improve care delivery with AI has evolved into a platform that domain experts across industries use daily.

During our first beta, teams built things we didn't think were possible, including:

Trading bot armies that execute complex market strategies on the stock market. https://stocks.by.solar - deep-learning training environment.

Graduate thesis research papers implemented end-to-end in minutes. https://analysis.by.solar - satellite imagery analysis.

Full multiplayer game engines from scratch. https://craft.by.solar - you already know.