Human programmer beats OpenAI's custom AI in 10-hour marathon, wins World Coding Championship — Polish programmer might be the last human winner

Polish programmer Przemysław Dębiak defeated OpenAI's custom AI model at the 2025 AtCoder World Tour Finals, winning by 9.5% in a 10-hour coding marathon. The contest focused on heuristic programming challenges requiring creativity and intuition rather than brute-force computation. Despite AI coding benchmarks improving from 4.4% to 71.7% success rate between 2023-2024, human ingenuity in complex problem-solving still maintains an edge in specialized competitive programming scenarios.