AI & Robotics

Simular, a startup building AI agents for Mac OS and Windows, has raised a $21.5 million Series A led by Felicis, with NVentures (Nvidia’s venture arm), existing seed investor South Park Commons, and others joining in. Simular is an interesting agentic startup because unlike others, it isn’t trying to control the browser but the PC itself. (Agentic AI refers to systems that can…

Amazon Web Services’ big annual event, re:Invent 2025, is getting into full swing in Las Vegas this week. Last year’s event was largely focused on their AI efforts, including new foundation models, services tackling AI hallucinations, and new security measures. And this year is likely to follow suit, based on what Amazon has announced so far and the lineup of speakers and programming…

In early November, a developer nicknamed Cookie entered a routine conversation with Perplexity. She often tasks it with reading her developer work in quantum algorithms and writing readme files and other documents for GitHub. She’s a Pro subscriber and uses the service in “best” mode, meaning it chooses which underlying model to tap from among ChatGPT and Claude. At first, it…