Incident Library

Organisation

Anthropic

Anthropic · anthropic

1 case · 2025

Root cause Software defect
Component Model request routingTPUXLA compiler
Contributing factor Ignored early signalLimited debug accessMonitoring blind spotOverlapping failures
Symptom Misrouted requestsResponse quality degradation

Cases

  1. IL-0022 Three overlapping infrastructure bugs (context-window misrouting, TPU output corruption and an XLA top-k miscompilation) degraded Claude's responsesAnthropic · 2025

    Root cause Software defect