Claude Opus Benchmark: 2026 Performance Forecast | Polymarket Trade

Anthropic's Claude Opus represents one of the most advanced large language models in development, with its capabilities continually being refined and benchmarked against standardized tests. The AIME (American Invitational Mathematics Examination) score serves as a meaningful measure of mathematical reasoning ability, offering a concrete way to compare model performance across development iterations. These three related prediction markets explore the boundaries of what Claude Opus might achieve by the end of 2026, focusing specifically on whether the model will reach key performance thresholds: 1490, 1500, or 1510. The significance of these benchmark levels lies in how they cluster around the upper reaches of human performance. Each 10-point increment represents a meaningful difference in mathematical reasoning capability, and collectively these markets create a structured way to forecast Claude Opus's year-end proficiency. The markets are designed to be read together: if you believe Opus will achieve 1510 (the highest threshold), then logically it will also achieve 1500 and 1490. This creates a natural hierarchy where lower thresholds carry higher implied probabilities than higher ones. When reviewing the market prices below, pay attention to the probability spreads between the three tiers. Wide gaps might suggest meaningful uncertainty about the model's trajectory, while narrow spreads could indicate strong consensus about likely performance bands. The markets also account for technological uncertainty, Anthropic's development roadmap, and broader advances in AI training methods—all factors that influence whether an ambitious performance target becomes reality. Reading these prices together provides insight into the prediction community's collective assessment of AI progress timing and what constitutes realistic versus optimistic outcomes for large language model advancement.