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.

Users will be able use AI to create newsletters based on their recordings.

Substack's new Reply Rules feature is currently available for all English-language publications and is designed to give creators greater control over how their audiences respond. 

One way Beehiiv is convincing creators to switch from rivals like Substack and Patreon is by not taking a cut of revenue.

Substack creators can pre-record video conversations with up to two guests, then publish directly on the platform.