AI startup Island has completed a $400 million Series F funding round led by Evolution Equity Partners, with participation from existing investors Prysm Capital, Sequoia Capital, Coatue Management, Cyberstarts, Insight Partners, and JP Morgan Growth Equity Partners. According to ChainCatcher, the company said the round values Island at $6.4 billion.

The new capital will support the company’s next phase of growth and innovation, including efforts to help enterprises scale the use of AI agents and modernize work processes.