On Wednesday, programmer Przemysław Dębiak (known as "Psyho"), a former OpenAI employee, narrowly defeated the custom AI model in the AtCoder World Tour Finals 2025 Heuristic contest in Tokyo.

It’s believed to be the first coding contest to have allowed the participation of an AI model, with the technology gaining prominence for its rapidly improving programming smarts. OpenAI’s AI ...

On Wednesday, a programmer from Poland, Przemysław Dębiak, beat an OpenAI tool at the AtCoder World Tour Finals 2025 Heuristic Contest in Tokyo, which is sponsored by the company.