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AI models are terrible at betting on soccer—especially xAI Grok
2026-04-11
“Every frontier model we evaluated lost money over the season and many experienced ruin,” the authors of the paper concluded, with the AI “systematically underperforming humans” in this scenario. AI Model Mean ROI Best try Worst try Mean final bankroll Anthropic Claude Opus 4.6 –11.0% –0.2% –18.8% £89,035 OpenAI GPT-5.4Continue Reading
