“AI investment could approach $100 billion in the U.S. and $200 billion globally by 2025; over the longer term, AI-related investment could peak as high as 2.5-4% of GDP in the U.S. and 1.5-2.5% in other AI-leading economies.”

Goldman Sachs ResearchWall Street

Goldman Sachs Global Investment Research; economists Joseph Briggs and Devesh Kodnani

The $200bn global threshold was comfortably reached by 2025 — capital spending by the largest US hyperscalers alone ran to several hundred billion dollars in 2025 — so the directional call was right, though it proved conservative on magnitude; the longer-run share-of-GDP leg remains open.