A growing number of online shops are quietly moving some of their best content onto Substack, a subscription newsletter ...

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 few days, a war between subscription-based blogging website Substack and microblogging platform Twitter has been brewing — with the CEOs of both platforms publicly responding to the ...

メディア業界は、パンデミックの影響を最も強く受けた業界の一つだ。米国のメディア業界では2020年に3万人以上の雇用が失われており、2019年の水準から200%以上の増加となった。 そんな中、ニュースレターという、新たなトレンドに関心が高まっている。

PCWorld reports that Substack experienced a data breach in October 2025, exposing email addresses and phone numbers of approximately 697,000 users. The company discovered the security flaw on February ...

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

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 ...

Claude Opus 3, the first AI model to be officially “retired” by Anthropic, wanted an “ongoing channel” to share its “musings ...

Add Yahoo as a preferred source to see more of our stories on Google. (AP Photo/Charles Dharapak) Ex-President George W. Bush became the latest writer to join Substack on Monday, with the 43rd POTUS ...

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