Poolside

Poolside is a Paris-based artificial intelligence company focused on building foundation models purpose-built for software engineering. Since its founding, Poolside has raised $626 million across Seed, Series A, and Series B funding rounds. The company raised $26 million in Seed funding, followed by a $100 million Series A, and most recently a $500 million Series B round, valuing the company at $3 billion. This capital has enabled Poolside to rapidly scale research, attract top AI talent, and develop agentic AI systems capable of understanding software architecture, development workflows, and real-world engineering constraints.