Suprmind offers a straightforward ChatHub alternative starting at $19 per month...

https://www.save-bookmarks.win/suprmind-offers-six-distinct-chat-modes-and-includes-a-decision-validation

Suprmind offers a straightforward ChatHub alternative starting at $19 per month for the Spark plan. It features six chat modes and a Decision Validation Engine to improve your outputs. The Red Team function helps catch errors early