Singapore authorities are investigating artificial intelligence computing firm Megaspeed, a customer of American AI chipmaker Nvidia , for allegedly helping Chinese companies evade curbs on U.S. chip exports.

"The Singapore Police Force confirms that investigations are ongoing into Megaspeed for suspected breaches of our domestic laws," the police told CNBC in an email.

The probe comes as the New York Times reported Thursday that the U.S. Commerce Department was also investigating whether Megaspeed skirted American export controls, citing anonymous officials and other people familiar with the matter.

The twin investigations into Megaspeed could raise questions about Nvidia's ability to track its chip exports effectively and to comply with U.S. restrictions on the sale of its

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