Kiwango cha kupunguza ombi kinazuia idadi ya maombi ambayo mteja anaweza kufanya katika muda uliofafanuliwa — kulinganisha mifumo kutokana na matumizi mabaya, mzigo, na kuhakikisha matumizi ya haki. Ni sehemu ya kawaida ya muundo wa mifumo, na ina miundo michache ya hesabu na mazingatio.
Kwa nini kiwango cha kupunguza ombi
✓ PROTECT against abuse → prevent attacks (brute force, scraping, DoS), excessive use
✓ PREVENT OVERLOAD → protect the system from being overwhelmed (stability)
✓ FAIR USAGE → ensure no single client monopolizes resources; tiered limits (free vs paid)
✓ COST control; protect downstream services
→ a common requirement for APIs and services.
