jargon

Applied AI·Production patterns and cost

after enough consecutive failures you stop calling the provider at all for a while, instead of queueing thousands of doomed requests behind a dead dependency.

Circuit breaker

Draft summary, pending review

After sustained failures or latency spikes from a provider, stop calling it for a cooling period and serve fallbacks, rather than queueing doomed requests. Your existing resilience pattern, unchanged.
too many failurescool-off endstrial failstrial call worksClosedOpenHalf-open

Commonly confused with