Outage postmortems
Independent analysis of major cloud and SaaS outages, with cross-provider cascade data the vendors themselves can't publish.
Anthropic's Claude Opus 4.7 outage on May 12, with two downstream providers catching it in real time
Anthropic reported elevated errors across Claude.ai, the API, Claude Code, and Claude Cowork on May 12. The incident lasted 19 minutes.
Spotify down on May 12, 2026: 7 hours, 30,000 Downdetector reports, no upstream named
Spotify reported an incident at 16:54 UTC on May 12. The fix took just over six hours. Downdetector peaked above 30,000 reports across mobile, desktop, and consoles.
Datadog lost 6+ hours of telemetry processing on May 8, and blamed AWS
Datadog reported an incident at 23:39 UTC on May 7. The fix took 14 hours. Datadog linked AWS's health dashboard in ten separate updates over the following 6 hours.