How much do you pay for ADP?

I'm curious to know, how much does ADP typically cost for those in the cryptocurrency and finance industry? Is it a fixed fee, or does it vary based on the size of the company or the volume of transactions processed? And furthermore, what are the key benefits that ADP provides that make it worth the investment for businesses in our field? Understanding these details would be invaluable as we consider whether to incorporate ADP into our own operations.