Tumbling stock market values and wild claims have accompanied the release of a new AI chatbot by a small Chinese company.

Mixture-of-experts (MoE) is an architecture used in some AI and LLMs. DeepSeek garnered big headlines and uses MoE. Here are ...

I asked the WSJ’s smartest minds—and AI—all your deepest questions about the week’s mania.

Investors should be on high alert for more AI-stock weakness after DeepSeek disrupted markets and sent shares tumbling.

AI investors are desperately trying to find clues on the real impact of DeepSeek on chip demand in the future and gauge how ...

DeepSeek rattled the financial heartland of the US and damaged a stock market darling when it burst into public view. The ...

Palantir CEO Alex Karp raises concerns about China's DeepSeek and its potential impact on Palantir's AI dominance, as the company faces growing competition and emerging threats in the AI market.

Essential Question: How does DeepSeek’s rise as an AI competitor challenge global tech dominance, and what does it reveal about the economic forces driving innovation, competition, and market ...

President Donald Trump unveiled a $500 billion private-sector AI investment package on his second day in office last week, ...

US Congress bans Chinese AI chatbot DeepSeek over security risks, citing malware threats. Italy follows suit, blocking access ...

DeepSeek’s sudden emergence onto the U.S. tech scene this week roiled markets and provided plenty of fodder for earnings calls.

The back-to-back releases signal China's push to gain footing in the growing AI arms race. Meanwhile, last week, President Donald Trump announced a new AI infrastructure initiative, pledging up to ...