US probing whether DeepSeek got Nvidia chips in Singapore — despite export controls blocking sale: report

1. US officials are investigating DeepSeek's alleged acquisition of Nvidia chips. 2. DeepSeek claims AI model training cost $6 million using Nvidia technologies. 3. Singapore accounted for 22% of Nvidia's revenue, raising export control concerns. 4. Tech leaders doubt DeepSeek's AI claims, impacting Nvidia's market perception. 5. Ongoing probes may tighten future controls on Nvidia's chip exports.