How much does a Pionex bot cost?

I'm curious to know, what is the pricing structure for utilizing a Pionex bot in my cryptocurrency trading endeavors? Is there a one-time fee, or is it a subscription-based model? Are there any hidden costs or fees that I should be aware of before diving in? Additionally, does the cost of a Pionex bot vary based on the trading strategies or features offered? Clarifying these details would greatly assist me in determining if this tool aligns with my budget and trading needs.