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4
API Rate Limiting with Usage-Based Billing
CodingmediumCommon
rate-limitingbillingapi-design
Reported
9 times
Last seen
2026-03-20
First seen
2025-07-20
Active in
2025, 2026
Description
Design and implement an API rate limiter that also meters usage for billing purposes. Handle burst traffic and multi-tier plans.
Approach Tips
Combine token bucket for rate limiting with a counter for metering. Discuss how to handle metering accurately even when rate-limited.
Related LeetCode Problem
LC #359 - Logger Rate Limiter
Sources
Blind·SDE-2·2026-03-20
Glassdoor·SDE-3·2025-12-08
ST
Stripe
Fintech
Typically appears in: Phone Screen
60 min — Bug squash or coding problem. Focus on debugging skills and code comprehension.