Yes we all know by now that AT&T sucks after it decided to start locking bootloaders, but even locking bootloaders has not stopped developers from hacking into AT&T devices. The latest and arguably the greatest Android phone, the Note 3 on AT&T has been rooted. Yeps, the AT&T Note 3 now has a write enabled system partition.
The rooting method will wipe your data and internal sdcard as you need to downgrade to N900AUCUBMI1, don’t worry the downgrade is as easy as booting into download mode and then executing a file. Even though the rooting method has not tripped the knox counter in the tests conducted by the developers it may do so, proceed at your own risk. Click here to go the original thread for detailed instructions and download links.
Even though you don’t have a custom recovery yet for the AT&T Note 3, now that you are rooted you can enjoy some Xposed mods.