Suprmind offers a solid alternative to ChatHub starting at $19/mo for Spark or...

https://wiki-book.win/index.php/What_is_Suprmind_Knowledge_Graph_and_Master_Project%3F

Suprmind offers a solid alternative to ChatHub starting at $19/mo for Spark or $45/mo for Pro. It features six modes tailored to different tasks, a Decision Validation Engine to improve choices, and a Red Team function for spotting risks