Nvidia shares' 9% recovery Tuesday was the second-best day in terms of market cap added for any company ever—but the company faced another selloff Wednesday.

Chip stocks in the U.S. and Europe rose on Wednesday for a second straight day, recovering from a punishing selloff triggered by China's low-cost DeepSeek artificial intelligence tool at the start of the week.

Meta has defended its $65bn (£52bn) investment in artificial intelligence (AI) days after US tech stocks wobbled in the wake of Chinese AI app DeepSeek's sudden rise. Chief executive Mark Zuckerberg said to investors on Wednesday there was a lot to learn from DeepSeek,

Broadcom’s business relies heavily on their networking products, which are crucial for data transfer in AI systems. If the market for premium AI chips experiences a downturn, amid the rise of DeepSeek, it could create a domino effect, potentially hurting sales of Broadcom’s supporting technologies and components.

OpenAI—which faces multiple lawsuits for using content without permission—accuses DeepSeek of 'distillation,' a technique that use larger models' outputs to improve smaller ones.

OpenAI has accused Chinese AI start-up DeepSeek of using its proprietary models to train an open-source competitor.