Poolside is an artificial intelligence company developing foundation models and agentic systems focused on software engineering. Founded in 2023 by Jason Warner and Eiso Kant, the company aims to build AI systems capable of assisting with software creation and eventually advancing toward artificial general intelligence. Poolside's platform combines coding models, software development agents, and enterprise-focused AI capabilities. The company has attracted substantial investment from technology and financial investors, including Nvidia and Bain Capital Ventures. Poolside has also pursued large-scale computing infrastructure to support AI model training, including the proposed Project Horizon campus in West Texas, highlighting its growing role in the AI infrastructure ecosystem.