The reporting threshold went from $20k last year to $600 this year so pretty much every selling platform is dealing with this change.
But I think more context is needed. Sales tax rules vary so widely depending on the location and item being sold. I assume as a platform you legally have to report 1099-K? Here’s how eBay explains their 1099 to sellers: https://www.ebay.com/help/selling/fees-credits-invoices/ebay...