You ideally have 2 Routes to IIIT Hyderabad.

You may answer the IIIT UGEE Entrance Test, organized by IIIT Hyderabad for Engineering Programs. Otherwise you may use your JEE Main Score/Rank/Scorecard for Admission Processes and Counselling Procedure of IIIT Hyderabad.

For more information about IIIT Hyderabad Admission Procedure do follow the link below

https://engineering.careers360.com/articles/iiit-hyderabad-btech-admission/amp