Build from scratch
What do you want to build?
A blank canvas and your own description of the system — the AI checks the drawing against what you said it should do. Pick the palette to build with.
AWS
A blank canvas and the whole AWS service palette — VPCs, subnets and all. Describe your system and have the AI check the drawing.
Build on AWSSystem Design
The generic components — load balancers, caches, queues, databases — for the interview canon rather than one cloud.
Build a system designGoogle Cloud and Azure are on the way — the same blank canvas, with their services.