AI

Top stories in AI

A macro photograph of computer memory modules and their contacts.

The $875m Bet Is That Inference Is a Memory Problem

Positron raised $875m on Thursday at a $5bn valuation, having been worth about $1.06bn in February. Its chips are built around memory capacity and bandwidth rather than raw compute, using commodity LPDDR5X rather than the high-bandwidth memory that constrains everybody else. That choice is the entire thesis.

A graphics card and circuit board photographed close up.

The Chipmaker Bought the Neutral Ground

Nvidia has agreed to acquire Hugging Face, the hub through which a very large share of open models, datasets and tooling reaches developers, in a deal reported around $13bn. The platform's value came substantially from belonging to none of the hardware vendors. That property is what has just been bought.

Close view of a semiconductor die and its packaging.

Two Thirds of the Chip Money Went to Running Models, Not Training Them

Twelve disclosed AI chip funding rounds raised $5.37bn between late January and mid-August. Eight of them, and about 67 percent of the capital, went to companies building for inference rather than training. Venture money is a forecast, and this one is about where the permanent cost of AI is going to sit.

An open-plan office with unoccupied desks and dark monitor screens.

The Unemployment Rate Cannot See a Job That Was Never Offered

Employment for 22- to 25-year-olds in AI-exposed occupations is down about 16 percent, and companies adopting AI have cut junior hiring by around 13 percent. Aggregate unemployment among AI-exposed workers shows no detectable rise since late 2022. All three findings are consistent, because only one of them measures a door that stopped opening.

High-voltage transmission lines at dusk.

When Both Parties Buy the Same Argument, the Argument Is Over

More than $45m has gone into political advertising mentioning data centres since January — $22m behind Republicans, $21m behind Democrats — and both sides are making the same case about tax breaks and electricity bills. Seventy-seven percent of Americans told Reuters/Ipsos they are worried about what the buildings do to their power bill.

Racks inside a federal supercomputing facility.

The Coordination Is Permanent. The Compute Is Donated.

The National AI Research Resource has been made permanent, with an operations centre run by the San Diego and Texas supercomputing centres. The compute behind it still arrives from Nvidia, OpenAI and Microsoft, and no appropriation figure was announced.

Racks of servers in a data centre.

A Number for 2050 From an Industry That Cannot Price 2027

A new projection puts data centre investment at $31.6 trillion through 2050. The same industry's accountants cannot agree on how long a server lasts, and the useful-life estimate that decides this year's reported earnings is set by the companies themselves.