Hello Devansh Gupta,

Which IIT college and branch do you want last seat rank ?

You can check Last year JoSAA counselling cut off of JoSAA counselling according to the counselling Rounds, branch and category through the following link....

https://josaa.nic.in/Result/Result/currentorcr.aspx

(This is official link)

(Copy and paste this link in a new tab)

Hope this helps

All the best for your Future !