The race for artificial intelligence supremacy comes into focus as the industry approaches May 2026. These prediction markets track which organization will achieve the distinction of operating the #1 AI model by month-end—a milestone with profound implications for technology leadership, investment trajectories, and the future direction of AI development. Five major contenders—Alibaba, Amazon, xAI, DeepSeek, and Moonshot—each represent distinct approaches to AI innovation, from e-commerce and cloud platforms scaling their research infrastructure to specialized AI firms focused entirely on model advancement. The markets gathered here reflect real-time probability assessments for each competitor's chances of claiming the top position. By examining prices across these grouped markets, you observe how prediction market participants are collectively weighing technical capabilities, recent breakthroughs, and competitive momentum. A significant price movement in any single market often signals new information—a major model release, benchmark result, funding announcement, or technical development—that market participants are rapidly pricing in. Comparing the full set of odds provides a panoramic view of competitive positioning and relative confidence across the AI landscape, revealing where consensus leans strongest and where uncertainty remains. These markets function as a real-time consensus mechanism for AI leadership expectations. Whether you're researching the sector for professional analysis, tracking technology trends, or following AI competition from general interest, the probability distributions displayed here represent the collective judgment of thousands of market participants synthesizing technical research, product announcements, benchmark comparisons, and expert perspectives. The markets will resolve on May 31, 2026, when reality will determine whether prediction market forecasts successfully anticipated the winner or underestimated an emerging contender's capabilities.