AI has released Grok 2 as an open model, including the weights. Elon Musk announced on X that Grok 2.5, xAI's top model for 2024, is now open source.

After a temporary green light from the US government, Nvidia had promised Chinese customers about 700,000 H20 AI chips. These chips are stripped-down versions designed to meet US export rules, making ...

Yann LeCun, Meta's AI icon and longtime head of the FAIR research group, will now report to 28-year-old Alexandr Wang. Wang, who founded Scale AI, was recently tapped to lead the new Meta ...

Richard Sutton, a leading figure in reinforcement learning and Turing Award winner, says the AI industry has lost its way.

A new study challenges the idea that AI's persuasive power comes from personalization or psychological tricks. Instead, researchers found that simply overwhelming people with information—even when it ...

According to Character.ai CEO Karandeep Anand, users spend an average of 80 minutes a day chatting with AI-generated fictional characters.

OpenAI CEO Sam Altman sees a new appreciation for human-generated content on the horizon, even as AI tools reshape the internet.

Tencent has released Hunyuan World Model 1.0, an open-source generative AI model that creates 3D virtual scenes from text or image prompts.

Anthropic has raised the context window for Claude Sonnet 4 to one million tokens on the Anthropic API, Amazon Bedrock, and soon Google Cloud Vertex AI.

OpenAI is rolling out fixes for early problems with GPT-5, promising short-term upgrades to capacity, quality, and the user interface.

Microsoft is bringing OpenAI's GPT-5 to its entire Copilot lineup on Windows, Mac, and mobile devices. In Microsoft 365 Copilot, licensed users can use GPT-5 for more advanced tasks. The Microsoft ...

A U.S. government study uncovered 139 new ways to break top AI systems—then vanished from public view. Political pressure reportedly kept the findings under wraps, even as new federal guidelines ...