Hidden Cost of Smart AI: 50× More CO₂ for a Single Question

Every time we ask an AI a question, it doesn’t just return an answer—it also burns energy and emits carbon dioxide. German researchers found that some “thinking” AI models, which generate long, step-by-step reasoning before answering, can emit up to 50 times more CO₂ than models that give short, direct responses. These emissions don’t always […]