OpenAI CEO Sam Altman and Google CEO Sundar Pichai have said they are hearing a lot from companies about rising AI costs. Uber COO Andrew Macdonald recently gave voice to those concerns.

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CIOs are worried their AI budgets are starting to max out with nothing to show for the costs incurred.Uber COO Andrew Macdonald gave voice to the growing concerns when he said that he's yet to see direct improvements in line with AI spending.The rise of budget consciousness stands in stark contrast to the freewheeling "tokenmaxxing" culture some companies adopted as AI agents began to spread. Many companies didn't adopt the leaderboards that made the initial wave of tokenmaxxing go viral, but AI costs are rising across the board.Here is what tech executives, engineers, and analysts are saying about the brewing backlash:Andrew Macdonald, Uber COO

Uber COO Andrew Macdonald said it's hard to "draw a line" between token spending and notable improvements.

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