In progress

Part 15 - Circuit Breaker: Fail Fast When the Provider Is Down

Rate limiting smooths steady-state traffic. Retries recover from transient failures. Neither helps when a provider is down for minutes. The circuit breaker detects sustained failure and stops calling entirely — failing fast, protecting the pipeline, and probing for recovery.

This post is still being written. The title and outline are published so you can follow along with the series — the full article will replace this page when it ships.