Expenditure is growing fast and consumer take-up accelerating. But alarm bells are sounding Expenditure is growing fast and consumer take-up accelerating. But alarm bells are sounding T he race is very much on. Elon Musk’s SpaceX, which makes AI models as well as space rockets, announced last week it is seeking a $1.77tn (£1.31tn) valuation on the US stock market while Anthropic, the startup behind the Claude chatbot, said it had filed for an initial public offering . OpenAI, the developer of