business 
When OpenAI started giving private demonstrations of its new GPT-4 technology in late 2022, its skills shocked even the most experienced A.I. researchers. It could answer questions, write poetry and generate computer code in ways that seemed far ahead of its time. More than two years later, OpenAI has released its successor: GPT-4.5. The new … Read more
Federal officials declared that so-called memecoins would not be subject to strict oversight. A series of investigations into major cryptocurrency firms were halted. And the Securities and Exchange Commission agreed to pause a fraud case against a top crypto entrepreneur. Just over a month since President Trump’s inauguration, U.S. regulators have almost entirely dismantled a … Read more
Listen to and follow ‘Hard Fork’Apple | Spotify | Amazon | YouTube | iHeartRadio This week, Anthropic’s C.E.O., Dario Amodei, returns to the show for a candid, wide-ranging interview. We discuss Anthropic’s brand-new Claude 3.7 Sonnet model, the A.I. arms race against China, and his hopes and fears for this technology over the next two … Read more
Tesla became the latest part of Elon Musk’s business empire to make it clear that criticism of the chief executive is unacceptable by firing a manager last month after he objected to a post on social media by Mr. Musk that referred to Nazi leaders. Jared Ottmann, a manager and engineer who worked with Tesla’s … Read more
Since the 2022 launch of ChatGPT set off an artificial intelligence frenzy in Silicon Valley, Google has tried to reassert its role as an A.I. pioneer. On Wednesday, Sergey Brin, co-founder of Google, said the company could lead the industry in artificial general intelligence — when machines match or become smarter than humans — if … Read more
Intuitive Machines landed a robot on the moon last year. Can the Houston company do it again, but keep the spacecraft upright this time? When the spacecraft, named Odysseus, set down on the moon last February, it managed to communicate with Earth even though it had toppled on its side. It was the first commercially … Read more
When Nvidia lost $600 billion in market value in a single day last month, it was because some investors feared for the future of the artificial intelligence chipmaker. DeepSeek, a Chinese start-up, said it had made its A.I. systems with a small fraction of the A.I. chips used by other companies, and at a small … Read more
Shares of Tesla had been on a tear since Donald J. Trump won the presidential election. Investors were betting that the carmaker would benefit from the more than $250 million that its chief executive, Elon Musk, spent to support the Trump campaign. But an 8 percent decline in Tesla’s stock on Tuesday all but wiped … Read more
While using Apple’s automatic dictation feature to send messages on Tuesday, some iPhone users reported seeing a peculiar bug: the word “racist” temporarily appearing as “Trump,” before quickly correcting itself. The message blip, which was replicated several times by The New York Times, provoked controversy after appearing in a viral TikTok post, raising questions about … Read more
The cryptocurrency exchange Coinbase said on Friday that the Securities and Exchange Commission had agreed to drop its lawsuit against the company, lifting a legal cloud over the global crypto industry and signaling a broader retreat by federal regulators. Coinbase, in a post on its website and in a regulatory filing, said it had reached … Read more