UALink: OpenAI Ignites a New Horizon for AI Infrastructure
Recently, the market landscape of the artificial intelligence (AI) industry can be described as a history of one company’s monopoly and the challenges against it. While Nvidia established itself as the exclusive “high-speed data highway” of the AI era, UALink (Ultra Accelerator Link) technology, created through the collaboration of major IT companies including AMD, is gradually gaining prominence. In the second half of 2025, a large-scale investment from OpenAI is transforming this technology from a simple open standard into the seed of an ‘industrial transformation.’ Today, we will delve deep into what UALink technology is, why it has been difficult to break Nvidia’s monopoly until now, and why OpenAI’s move is a signal that will shake the market. ...