Nvidia is the artificial-intelligence chip superstar but Taiwan Semiconductor Manufacturing deserves a mention too. The Taiwanese chip manufacturer’s sales are booming as it rides a wave of demand for AI processors.

On Wednesday, Nvidia became the first company in history to reach $4 trillion market valuation as shares rose more than 2 percent, reports CNBC. The GPU maker's stock has climbed 22 percent since the start of 2025, continuing a trend driven by demand for AI hardware following ChatGPT's late 2022 launch.

Dieter Fox, the former head of NVIDIA's robotics research lab in Seattle, is launching a robotics initiative at the nonprofit Allen Institute for AI (Ai2).

Nvidia has rebounded about 74% from its lows in April, when global markets were jolted from U.S. President Donald Trump's tariff volley.

Nvidia-backed Perplexity AI said on Wednesday it has launched Comet, a new web browser with AI-powered search capabilities, as the startup looks to challenge the dominance of market leader Alphabet's Google Chrome.

Nvidia made history Wednesday, reaching a milestone market capitalization. These three charts show its path to $4 trillion since the debut of ChatGPT.

NVIDIA's upcoming B30 AI GPU made for China won't be sold before September, CEO Jensen Huang will visit China next week to prepare B30 for the country.