Even as its big investment partner OpenAI continues to announce more powerful reasoning models such as the latest o3 series, Microsoft is not sitting idly by. Instead, it's pursuing the development of ...

OpenAI has slammed the brakes on the release of its eagerly-awaited open-source AI model, citing the need for more rigorous safety checks before allowing developers to get their hands on it. The ...

Elon Musk's AI company xAI has announced the release of the Grok 2.5 model as an open source project, featuring an estimated 268 billion parameters. This initiative aims to enhance the company's ...

Happy Tuesday! I’m Nitasha Tiku, The Washington Post’s tech culture reporter, filling in for Will Oremus on today’s Tech Brief. Send tips about AI via Signal to: nitasha.10 An ambitious new project ...

The 1.4 trillion parameter model would be 3.5 times bigger than Meta’s current open-source Llama model. Update Nov. 11 at 6:00 am UTC: Two quotes previously attributed to Edward Snowden in the final ...

A growing body of academic research warns that AI-assisted “vibe coding,” where language models assemble software from ...