What you should know about the latest AI models, including DeepSeek's V4, OpenAI's GPT-5.5 and Claude Opus 4.7.

World models are getting substantial funding. What is a world model, how does it compare to a large language model, and what are the implications for business?

The researchers who built modern AI say it's still missing something fundamental. Goldman Sachs explains what—and why the answer could reshape everything.

After releasing its first major AI model in a year called Muse Spark, Meta now has to figure out how to turn it into a business.

Microsoft launches three in-house MAI models for transcription, voice and image generation through Foundry, hedging its reliance on OpenAI.

DeepSeek, the Chinese startup whose low-cost AI model stunned the world last year, on Friday launched a preview of a highly awaited new model adapted for Huawei chip technology, underlining China’s growing self-sufficiency in the sector.

On Friday, Chinese AI firm DeepSeek released a preview of V4, its long-awaited new flagship model. Notably, the model can process much longer prompts than its last generation, thanks to a new design that helps it handle large amounts of text more efficiently.