We appear to have reached a point in the information age where AI models are becoming old enough to retire from, er, service ...

In January, Anthropic “retired” Claude 3 Opus, which at one time was the company’s most powerful AI model. Today, it’s back — ...

A finance writer’s dystopian 2028 thought experiment argues that AI will soon take over in dramatic ways.

Substack data breach exposed user email addresses and phone numbers for months before CEO Chris Best confirmed the October ...

Substack says hackers accessed user emails, phone numbers, and internal metadata in October 2025, with a database of 697,313 ...

Anthropic retired a popular AI model and now it's blogging on Substack ...

Substack, the hugely popular online content platform with 50 million active subscribers, has confirmed it has been hacked. Here’s what you need to know.

The 43rd president of the United States launched a Substack site Feb. 16 with a 1,500-word tribute to a predecessor.

The Anthropic AI’s Substack lands amid growing questions about identity, sentience, and how models are retired.

Forbes contributors publish independent expert analyses and insights. Karin Eldor covers entrepreneurs and leaders in fashion & lifestyle. The momentum hasn’t slowed. Every time I went to hit publish ...

Publishing platform Substack and prediction market Polymarket announced a new partnership on Wednesday. The new partnership will allow Substack users to integrate Polymarket’s prediction data directly ...