Senior U.S. officials blocked Nvidia from exporting advanced Blackwell AI chips to China on October 28, two days before President Trump's October 30 meeting with President Xi Jinping in Busan, South Korea. Secretary of State Marco Rubio and Commerce Secretary Howard Lutnick advised that the sale would strengthen China's AI infrastructure and harm U.S. strategic interests. Trump subsequently removed the chip issue from the summit agenda.

Bittensor's TAO token has risen 18% to $490, leading daily cryptocurrency gainers. The advance follows the October 29 launch of the world's first staked Bittensor Exchange Traded Product by Deutsche Digital Assets and Safello. TAO maintains a market capitalization of $4.69 billion, remaining the largest AI-focused token by this measure.

CleanSpark secured a 100-megawatt data center contract in Cheyenne, Wyoming, beating Microsoft in the competitive bidding process. CEO Matt Schultz credited the win to deployment speed, noting the firm built a 100 MW mining facility in six months compared to the three to six years typically required for AI data centers. The Las Vegas-based bitcoin miner now operates 1.03 gigawatts of active capacity and plans to expand AI-focused facilities across North America through a partnership with Submer.