Degraded
Claude outage on August 19, 2026: what happened and how long it lasted
On August 19, 2026, Claude (Anthropic) had degraded performance between 09:42 and 11:02 UTC, about 1.3 h in total. The vendor posted 1 incident.
Timeline (UTC)
- OfficialOfficial incident posted: Degraded performance for Claude Opus 5 and Claude Haiku 4.5
- OfficialOfficially resolved: Degraded performance for Claude Opus 5 and Claude Haiku 4.5
Hourly measurements (UTC)
00:0012:0023:00
Was Claude down on August 19, 2026?
On August 19, 2026, Claude (Anthropic) had degraded performance between 09:42 and 11:02 UTC, about 1.3 h in total. The vendor posted 1 incident.
Is Claude working now?
Live status: modelbank.ai/status/claude. We test it every 2 minutes.
How do I hear about the next outage first?
Subscribe for free on ModelBank: email, browser push, or Slack / Discord / Feishu.