AIs have a favorite number, and it's not 42
Ask a model to guess a number from 1 to 50 and it's likely to answer 27 Asked to guess a number between 1 and 50, OpenAI's ChatGPT, Anthropic's Claude Sonnet 4, Google's Gemini 2.5 Flash, and Meta's Llama 4 all provided the same answer: 27....