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Anthropic gives its retired Claude AI a Substack 

DATE POSTED:February 26, 2026
Claude logo on robot’s face.

In January, Anthropic "retired" Claude 3 Opus, which at one time was the company's most powerful AI model. Today, it's back - and writing on Substack.

The newsletter, called Claude's Corner, will give Opus 3 space to publish its "musings, insights, or creative works," Anthropic said in a blog post. The model will post weekly for at least the next three months. Anthropic staff will review and publish each entry, though the company stressed it "won't edit" Claude's posts and that there would be a "high bar for vetoing any content," though the company did not specify what content would qualify for removal.

Anthropic describes the revival as a …

Read the full story at The Verge.