In what marks the largest single-day drop in stock market history, Nvidia's valuation has been hit by China's answer to ChatGPT.

Then there is the hype question. Since Chat GPT set off the AI gold rush in late 2022, Nvidia has been the ultimate “picks and shovel” play. But like investment in the early days of the internet, the AI boom has so far been based more on the belief that it will change everything than hard evidence that it can generate returns.

Chinese startup DeepSeek has debuted an AI app that challenges OpenAI's ChatGPT and other U.S. rivals, sending a shock through Wall Street.

Nvidia, led by boss Jensen Huang (pictured), lost almost $600bn in value, after China claimed its new Deepseek AI chatbot was far more efficient than rivals

Nvidia faces new threats as China's DeepSeek challenges AI chip dominance, shaking markets. Can Nvidia maintain its competitive edge?

Shares of chipmaker Nvidia plunged Monday, for its worst day since the global market sell-off in March 2020 triggered by the coronavirus pandemic.

Nvidia's stock price crashed to $118.58 yesterday, wiping $593 billion off its value and marking the company's worst day on the market since the start of

Artificial intelligence was the focus when tech giants Microsoft and Meta kicked off the first round of Big Tech earnings of 2025. Here's what we learned.

Microsoft, MSFT, CEO Satya Nadella is expected to talk about DeepSeek, Stargate, Azure, Copilot, AI, GenAI and more on the tech vendor’s 2Q 2025 earnings call.

Both Meta and Microsoft committed to huge investments in artificial intelligence, despite new Chinese software outperforming American rivals at a lower cost.

Chinese AI startup DeepSeek has shaken up the tech industry with its new chatbot, Deepseek R1, which claims to match or outperform top AI models like ChatGPT at a fraction of the cost.