Florida asks a court to stop OpenAI building new AI models
Florida asks a court to stop OpenAI building new AI models

Florida’s attorney general, James Uthmeier, has asked a state court to stop OpenAI from developing new AI models without independent safety guardrails. He made the request in a motion for a temporary injunction filed on Monday. It was filed in the High…

Anthropic releases Claude Sonnet 5.5 with the cyber limits it reserved for its best models
Anthropic releases Claude Sonnet 5.5 with the cyber limits it reserved for its best models

Anthropic has released Claude Sonnet 5.5, which scores 70.6% on the Terminal-Bench 4.0 agentic coding test against 10.3% for Sonnet 5 and 66.4% for the more expensive Opus 5.5. It is the first Sonnet to ship with frontier-style cyber safeguards and wit…

Nvidia adds a record $150bn to its share buyback
Nvidia adds a record $150bn to its share buyback

Nvidia’s board has approved an extra $150bn for share buybacks, the company said on Monday. That lifts the total remaining authorisation to $235bn, which Nvidia expects to use through fiscal year 2028. Nvidia called it the largest increase to a share r…

Meta hires MongoDB CEO CJ Desai to sell its AI to businesses
Meta hires MongoDB CEO CJ Desai to sell its AI to businesses

Meta has launched a division to sell its AI tools to businesses, Mark Zuckerberg said on X on Monday. MongoDB chief executive Chirantan “CJ” Desai will run it. “Today we are starting the next major pillar of our business, Meta Enterprise Platform,” Zuc…

Instinct raised $1B at $10B for an AI agent that rings restaurants on its own phone
Instinct raised $1B at $10B for an AI agent that rings restaurants on its own phone

Instinct has raised $1B at a $10B valuation from Sequoia, Benchmark and Coatue for a personal AI agent that books trips, orders groceries and telephones businesses using its own phone. Since 2 August, Article 50 of the EU AI Act has required systems th…

Red Queen Bio is using AI to design antibodies for future viruses, WSJ says
Red Queen Bio is using AI to design antibodies for future viruses, WSJ says

Red Queen Bio, a biosecurity startup backed by OpenAI, has raised $36 million in total to design antibody drugs against viruses, including ones that AI systems could one day help create, The Wall Street Journal reported. The company is starting with an…

Altman and Amodei will skip Australia’s Senate inquiry on AI
Altman and Amodei will skip Australia’s Senate inquiry on AI

OpenAI chief executive Sam Altman and Anthropic chief executive Dario Amodei will not appear before the Australian Senate inquiry into AI, Bloomberg News and Reuters reported on Monday. The inquiry holds its next hearing in Canberra on 1 October. Anthr…

When can we say AI made a scientific discovery?

This story originally appeared in The Algorithm, our weekly newsletter on AI. To get stories like this in your inbox first, sign up here. Last Wednesday, Anthropic announced that earlier this year it had launched a molecular biology lab, where Claude agents read and conjecture about hard biology problems and human scientists run experiments on what…

China extends AI travel curbs to executives’ families, Bloomberg reports
China extends AI travel curbs to executives’ families, Bloomberg reports

China now requires the families of some top AI and chip executives to get Beijing’s approval before travelling abroad, Bloomberg News reported, citing people familiar with the matter. The rule covers spouses and children, even for short trips. Governme…

Z.ai and Concordia AI propose six stages for managing open-weight AI risk
Z.ai and Concordia AI propose six stages for managing open-weight AI risk

Chinese AI company Z.ai and Beijing safety consultancy Concordia AI have published a framework for managing the risks of open-weight AI models. Anyone can download, modify and run the trained parameters of such models. The two released the report on Mo…