Contracts for the S&P 500 fell 0.1% after the underlying gauge posted a modest gain Monday, although more than 300 members in the index actually retreated. (Photo: Kiyoshi Ota/Bloomberg) Show Quick Read Summary is AI Generated. Newsroom Reviewed

Asian stocks opened lower Tuesday, diverging from Wall Street gains after Amazon.com Inc.’s $38 billion deal with OpenAI had reignited enthusiasm for artificial intelligence shares.

Stocks opened lower in South Korea and Japan, where traders returned after a long weekend. Australian shares fell ahead of a central bank rate decision where policymakers are expected to stand pat. Contracts for the S&P 500 fell 0.1% after the underlying gauge posted a modest gain Monday, although more than 300 members in the index actually retreated.

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