The global AI data center market size was estimated at USD 147.28 billion in 2025 and is projected to reach USD 810.61 billion by 2033, growing at a CAGR of 23.9% from 2026 to 2033. The market comprises specialized infrastructure designed to support artificial intelligence (AI) workloads, including high-performance computing (HPC), machine learning (ML), deep learning, and generative AI applications.