ChatGPT Astra is OpenAI’s latest AI model, built for advanced reasoning, coding, research and computer-based tasks. It can handle complex multi-step workflows, analyse large amounts of information and interact with software more effectively.

Perplexity's Portable Computer leverages local AI models, offering faster, offline functionality and reducing reliance on cloud-based systems for agentic tasks and assignments.

After companies rushed to embrace powerful (and costly) generative AI tools based on LLMs, they began to realize that smaller, more focused open models might better fit the bill.

Jake Peterson is Lifehacker’s Tech Editor, and has been covering tech news and how-tos for nearly a decade. His team covers all things technology, including AI, smartphones, computers, game consoles, and subscriptions. August 10, 2026 Add as a preferred ...

Perplexity AI launched Personal Computer for Windows on Tuesday, July 28, 2026, extending its agentic desktop platform from Mac to the operating system that powers roughly 1.4 billion devices worldwide. The rollout — initially limited to subscribers of ...

It’s not just Macs, either. An iPad can run up to 14 billion parameter models quite happily; a Mac Studio reaches 480 billion; and a cluster of four Mac Studios will take you all the way to 1.6 trillion parameters using off-the-shelf cables.

AI models have been helping with predictions for a while now. Doctors, weather forecasters and stock brokers all use AI to try to peek into the future. Inside the Leibniz Supercomputing Centre in Germany, researchers have been experimenting with an AI ...

The Trump administration is looking to develop a process that would have the federal government review the safety of powerful artificial intelligence models before approving their release, according to a report in The New York Times on May 4, 2026.