GPT-5 Achieves Top Ranks in MathArena Benchmarks, Outperforming Rivals in Key Areas

OpenAI's latest large language model, GPT-5, has demonstrated strong performance in the MathArena benchmarks, with its results indicating a significant leap in mathematical reasoning and problem-solving capabilities. Jasper Dekoninck, a researcher at SRI lab, ETH Zürich, highlighted these advancements in a recent social media post, stating, "Results for GPT-5 on MathArena are out 🎉 The results: Final-answer benchmarks: Slightly outperforming all other models."

The new model has shown particular strength in final-answer benchmarks, where it "slightly outperforming all other models," according to Dekoninck. In the challenging International Mathematical Olympiad (IMO) 2025, GPT-5 achieved a "higher score than others" among non-specialized models, though its performance was not sufficient for a bronze medal, as the small sample size of the IMO prevents definitive ranking. However, GPT-5 truly excelled in Project Euler, with Dekoninck noting it is "Crushing the competition."

Beyond MathArena, GPT-5's capabilities extend to other academic and real-world tasks. OpenAI officially launched GPT-5 as its most advanced AI system, featuring state-of-the-art performance across coding, writing, health, and visual perception. The model is designed as a unified system that can intelligently switch between quick responses and a more intensive "thinking" mode for complex problems, offering a 400,000-token context window.

The rollout of GPT-5, while generally praised for its enhanced capabilities, has also faced some initial user feedback regarding a "bumpiness" in its deployment. OpenAI CEO Sam Altman acknowledged these early challenges, noting that the model's adaptive switching mechanism experienced issues, which made GPT-5 "seem way dumber" to some users. Despite this, the company has emphasized GPT-5's reduced hallucination rates and improved factual grounding compared to predecessors like GPT-4o.

Industry experts and analysts are closely watching GPT-5's impact on the competitive AI landscape. While Google's Gemini Deep Think and a specialized OpenAI model achieved gold medal-level performance in the IMO 2025 (though not widely released or easily accessible), GPT-5's general-purpose advancements across various benchmarks position it as a formidable contender. The model's efficiency and ability to handle complex coding tasks and scientific questions mark a significant step forward in AI development.