Did Trump copy his tariff maths from a chatbot, including flaws and hallucinations?

The Trump administration’s tariff policy has come under scrutiny after analysts discovered its formula mirrors outputs from AI chatbots, including ChatGPT, Grok, Claude, and Gemini. At the same time, Donald Trump continues to publicly confuse value-added tax (VAT) with tariffs, deepening what economists now describe as a fusion of populist economics and autocomplete.