No sweat
American SlangDefinition
Informal reassurance meaning “no problem; that’s easy,” often used to indicate a task is not difficult or that a favor caused no inconvenience (also as a casual response to thanks).
Examples
"No sweat, I can drive you to the airport at 5 a.m."
"If you need that report finished today, no sweat—I’ll handle it."
"When I thanked her for helping me move, she just replied, “No sweat.”"