Xpert is an expert-data platform and community that brings together specialists from around the world to help advance large language models. With more than 80,000 experts participating, the platform supports the creation of high-quality, verifiable, and reusable datasets for model training, capability assessment, and complex-task validation. Its services include expert data production, data annotation, training-data development, and AI evaluation.

Xpert’s expert-built benchmarks cover professional applications such as financial research, translation, and scientific work, helping assess and develop models’ capabilities in specialized fields. The community recruits experts across a wide range of disciplines, including science, technology, engineering, and mathematics; programming and software engineering; and finance, banking, securities, insurance, and funds.

For contributors, Xpert offers flexible participation in expert tasks, compensation for their work, and opportunities to deepen their understanding of AI. Experts can join by completing a profile, taking part in assignments, and earning income. Through collaboration between domain specialists and AI teams, Xpert aims to test the limits of current models and support their continued improvement.