Jon Stewart put John Fetterman in the hot seat, challenging him on why he has been so “complimentary” to Donald Trump. The ...

California Democrats just defied Gavin Newsom to endorse a billionaire wealth tax. The fight previews a national battle in which centrists push “pragmatic” alternatives that would barely make a dent ...

Substack is giving readers a way to estimate how much of a newsletter was written by AI, signaling a broader shift toward transparency around AI-assisted content.

I'll put my tentatively final thoughts up front: starting a paid Substack probably isn't worth it. First, David explained how conversion rates actually works. In short, almost all substacks offer ...

More and more writers are using AI, and sometimes their readers don't know that. Wanan Yossingkum/Getty Images More and more, we want to know: Is it human, or is it AI? Is that image real? That song?

Substack has launched a new AI detection tool in partnership with Pangram. This will allow readers to scan Substack content for an assessment of how much of the material was written by AI. The tool ...

The new tool can pick up on ‘Claudefishing’ across posts, comments, notes, and replies. The new tool can pick up on ‘Claudefishing’ across posts, comments, notes, and replies. is a news writer who ...

Jon Stewart knew he was right to school John Fetterman, even if he’s starting to feel a bit “guilty” about the epic takedown. On Wednesday, The Weekly Show host reflected on last week’s episode, ...

"Not everything made with AI is slop, and not all slop is made with AI," wrote Substack co-founder and CEO Chris Best. "The problem is when there is a mismatch between a reader’s expectation and ...

When AI is everywhere, offering AI-free options may be very appealing. That's the bet Substack is making.