It has been finally confirmed that the China server for Blade & Soul to be published by Tencent Games will be using the Free-to-Play business model with a cash shop.
In addition to the cash shop, they will be adding a VIP subscription which will give players some benefits such as special titles, avatars, more stored stamina, faster mediation, increased MP recovery, base defense and base HP that are account-wide.
The subscription fee has not been officially confirmed yet but Tencent Games will open up topup services to test out the cash shop for the upcoming Closed Beta 3 phase next month. More info as we get closer the the upcoming closed beta phase.