Came across a new scam!

So there is this website called crypllet that claims to help you identify if your 12 words phrase was ever compromised in a crypto hack. There was this guy selling his audience about this website where he tells his audience to create a wallet, buy some crypto and validate their 12 word phrase on the website to if it was ever compromised in a cyber attack. I’m pretty sure this website saves your 12 words phrase to hack into your wallet and steal funds