Glossary term
What is Retry-After (Retry-After header)?
Retry-After stands for Retry-After header.
A header with the number of seconds (or a date) after which the client may try again.
Learn it properly · Practical Design ProblemsLesson 2: Design a Rate LimiterToken bucket, leaky bucket, fixed and sliding windows, where to apply limits, 429 with Retry-After, and the new RateLimit headers.