The 2026 World Cup kicks off today: 48 teams, 104 matches, five weeks. I'm using it as a benchmark. Three frontier models (Claude Opus 4.
Source: [Dev.to](https://dev.to/willianpinho/i-made-claude-gpt-and-gemini-predict-the-entire-2026-world-cup-heres-the-experiment-design-2nm1)