The Trump administration is vowing to crack down on foreign tech companies’ exploitation of U.S. artificial intelligence models, singling out China at a time that country is narrowing the gap with the U.

SAN FRANCISCO — Amazon moved quickly Tuesday to capitalize on OpenAI's new relationship status with Microsoft, launching a preview of OpenAI's models on its Bedrock platform less than 24 hours after the ChatGPT maker was freed from its previously exclusive cloud arrangement.

By Deborah Mary Sophia and Greg Bensinger April 28 (Reuters) - OpenAI is now offering its latest AI models and its Codex coding agent on Amazon's cloud services platform, the companies said on Tuesday,

AI could "give the scientific community a way to address the most difficult and urgent questions in human health," argues Priscilla Chan.

Tencent Holdings Ltd. revealed a major upgrade to its foundational model, marking the first high-stakes test for China’s most valuable company to assert its place in a frenetic AI race since it recruited a top researcher from OpenAI.

By Eduardo Baptista BEIJING, April 27 (Reuters) - Market reaction to DeepSeek's preview of its long-awaited next-generation artificial intelligence model has so far been subdued compared with the Chinese startup's outsized global breakthrough last year after the launch of its low-cost AI models.

When DeepSeek released its R1 reasoning model in January 2025, the Chinese AI startup triggered a $1 trillion sell-off in U.S. tech stocks and forced Silicon Valley to confront an uncomfortable question: Could a lean,

OpenAI is rolling out an early version of an artificial intelligence model meant to speed up drug discoveries, joining a field of growing interest for tech companies eager to prove AI can pave the way for more scientific breakthroughs.