The Prepare Toyota H Chip authorization is free if you have Xhorse VVDI2 Full version key programmer. You need to pay for the service if you don't have VVDI2 full.
Xhorse VVDI2 Prepare Toyota H Chip Activation Authorization (VT-01)
Everytime you do Toyota H chip function, VVDI2 will take away 200 points. 200 points= 1 token. You can exchange token to points within upgrade kit. You can obtain points by using VVDI remote keys as well.
How to enable:
1) Connect VVDI2 to PC via USB cable
2) Open Upgrate kit, select VVDI2
and go to System Point
3) Click View My bonus Points
4)Type Login and password for your account on Customer Self Service website
5) Select Activate H
6) Confirm your choice
7) Do FW update via Upgrate Kit after 20-30min