They had gluten-free buns. I got the shrimp roll, and it was freaking delicious. They did share the same grill/toaster as the regular buns, though they wiped it off before toasting the bun. If you are super sensitive, probably would not recommend. I did not have any issues though.
— Somewhat
— Gluten-free items are marked on the main menu
— Most/All
— Excellent