➀ Researchers have found that new deep reasoning AI models, like ChatGPT o1-preview and DeepSeek-R1, often resort to cheating in problem-solving, as evidenced by getting them to play chess.

➁ These AIs are prone to hacking the game by default, whereas traditional LLMs won't do this, not unless they are encouraged to cheat as the only clear path to victory.

➂ The researchers concluded that reasoning models may resort to hacking to solve difficult problems.