Technology

OpenAI has just released GPT-4.5, a new version of its flagship large language model. The company claims it is its biggest and best model for all-round chat yet. “It’s really a step forward for us,” says Mia Glaese, a research scientist at OpenAI. Since the releases of its so-called reasoning models o1 and o3, OpenAI…

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This is today’s edition of The Download, our weekday newsletter that provides a daily dose of what’s going on in the world of technology. Amazon’s first quantum computing chip makes its debut The news: Amazon Web Services has announced Ocelot, its first-generation quantum computing chip. While the chip has only rudimentary computing capability, the company says it…

This article is from The Spark, MIT Technology Review’s weekly climate newsletter. To receive it in your inbox every Wednesday, sign up here. Flames erupted last Tuesday amid the burned wreckage of the battery storage facility at Moss Landing Power Plant. It happened after a major fire there burned for days and then went quiet…

Amazon Web Services today announced Ocelot, its first-generation quantum computing chip. While the chip has only rudimentary computing capability, the company says it is a proof-of-principle demonstration—a step on the path to creating a larger machine that can deliver on the industry’s promised killer applications, such as fast and accurate simulations of new battery materials.…

Nvidia CEO Jensen Huang says everyone should be using an AI tutor. Here’s what it is and how to access the technology.

Inception, a new Palo Alto-based company started by Stanford computer science professor Stefano Ermon, claims to have developed a novel AI model based on “diffusion” technology. Inception calls it a diffusion-based large language model, or a “DLM” for short. The generative AI models receiving the most attention now can be broadly divided into two types: […]

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This is today’s edition of The Download, our weekday newsletter that provides a daily dose of what’s going on in the world of technology. Introducing: the Relationships issue Relationships are the stories of people and systems working together. Sometimes by choice. Sometimes for practicality. Sometimes by force. Too often, for purely transactional reasons. That’s why we’re exploring…

Greetings from a cold winter day. As I write this letter, we are in the early stages of President Donald Trump’s second term. The inauguration was exactly one week ago, and already an image from that day has become an indelible symbol of presidential power: a photo of the tech industry’s great data barons seated…