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

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

Claude Opus 3, which has been replaced by Claude Opus 4.6 as Anthropic’s most powerful AI model, has managed to find a new ...

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.

George W. Bush became the latest writer to join Substack on Monday, with the 43rd POTUS launching his blog with a lengthy post honoring George Washington The post George W. Bush Launches Substack With ...

The rise of the creator-centered platform Substack has opened a new avenue for PR teams aiming to reach audiences through voices they already trust. Creator-journalists on the platform build loyal ...

Over the past year, Substack has considerably expanded its video tools for creators, evolving from a platform primarily dedicated to newsletters. On Wednesday, Substack announced new features aimed at ...

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