ISTANBUL Tech giants providing hardware, infrastructure, and applications for artificial intelligence (AI) are forging major partnerships as the industry rapidly expands. Chips -- especially graphics processing units (GPUs) -- remain the backbone of AI systems, and US chipmaker Nvidia controls more than 80% of the global AI chip market. On the infrastructure side, Amazon Web Services (AWS) dominates cloud computing with a 29% market share, followed by Microsoft Azure at 20%, Google Cloud at 13%,