Wall Street stocks turned lower Tuesday and gold closed in on $4,000 per ounce as investors weighed the US government shutdown and political turmoil in France.

Wall Street rose at the open, however, with sentiment still buoyed by a multi-billion-dollar partnership deal between ChatGPT developer OpenAI and chipmaker Advanced Micro Devices (AMD).

AMD shares jumped seven percent in early deals Tuesday after double-digit gains on Monday, helping the S&P 500 and tech-heavy Nasdaq Composite set fresh record highs.

"Investors continue to 'follow the money' when it comes to anything to do with generative artificial intelligence," David Morrison, senior market analyst at Trade Nation, said in a note.

"This is despite fears that the whole investment thesis looks increasingly incestuous, as money

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