Roughly 0.35 to 0.6% in 2025. Data centres consume 1.5 to 1.7% of the world's electricity according to the International Energy Agency (IEA), and AI accounts for between one fifth and more than one third of their consumption depending on the estimate, or 100 to 174 TWh. No direct measurement exists: these shares are estimates.
Read the source article: How much electricity does AI use? Global figures and forecasts