Rate Limiting Strategies for APIs

hey everyne, ive been thinkin a lot abt api rate limitin lately. its crucial 4 protectin svcs from abuse and ensurin fair use, but implementin it effectivly can b tricky. ive seen app roaches like token bucket, fixed window, and sliding window. wat r ur fav methods? r there specific scen arios where one shines over others? im particularly interested in how 2 handle dist buted svstems where the rate limiter needs 2 b consistent across multiple instances. any tips or battle tested p atterns u use