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down.guideby Sazabi
Daily and weekly recaps

What broke April 20 to April 26, 2026

Week 17: the week's outages across every provider down.guide reads, in UTC.

incidents
340+
major outages
30
hours of downtime
650+
27d 11h
Down Index

The week's worst, by score

Scored 0 to 100 from impact, breadth, reach, duration and acknowledgement.

  1. AnthropicMajor outage
    Elevated errors on Sonnet 4.6
    lasted 39mclaude.ai, Claude Console (platform.claude.com), Claude API (api.anthropic.com) +3
  2. AnthropicPartial outage
    Claude Sonnet 4.5 error spike
    lasted 1h 11mclaude.ai, Claude Console (platform.claude.com), Claude API (api.anthropic.com) +3
  3. GitHub ActionsMajor outagePostmortem
    Incident with multiple GitHub services
    lasted 1h 18mWebhooks, Actions, Copilot
  4. Grafana CloudMajor outage
    Elevated 429 Errors Impacting Metrics Querying Across Multiple Regions
    lasted 21mAWS Australia - prod-ap-southeast-2: Querying, AWS Australia - prod-ap-southeast-2: Ingestion, AWS Brazil - prod-sa-east-1: Querying +45ap-northeast-0, ap-south-0, ap-south-1, ap-southeast-0
  5. AnthropicDegraded
    MCP apps unavailable on Claude.ai
    lasted 1h 27mclaude.ai, Claude Console (platform.claude.com), Claude API (api.anthropic.com) +3