Trevor Xu is the founder of Tagger (TAG), a decentralized AI data infrastructure platform that connects global users for data labeling, verification, and monetization. With a background in software engineering and experience in building tech products, Xu focuses on improving how AI models access high-quality, human-verified data through blockchain-based coordination.

Under his leadership, Tagger introduced the TAG token to reward contributors and govern the ecosystem. The platform aims to make data generation and validation more transparent, efficient, and globally accessible, bridging the gap between AI development and decentralized participation.