NEW YORK — Wall Street set records on Thursday, even as a sell-off for Oracle and worries about a potential bubble in artificial-intelligence technology weighed on the market.

The S&P 500 inched up 0.2 percent and eked past its prior all-time closing high, which was set in October. The Dow Jones Industrial leaped 646 points, or 1.3 percent, to top its own record set last month. The Nasdaq composite lagged behind and slipped 0.3 percent because of the weakness for AI stocks.

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It’s the latest return to records for the market following what had appeared to be a debilitating set of worries. Some of the most recent included concerns about what the Federal Reserve will do with interest rates and whether all the dollars flowing into AI chips and data centers will produce

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