Sacm or Not

I wanted to join something about coding its very famous , when i did all the tasks they told me that they will send me an email , but this was free for people who had good grades in the university, when i recieved the email it was so creepy , they said welcome mister not the name i entered when i joined and they wanted to give them money to accept me in their course , and the sentences was written like it was AI , should i pay