Outage in Claude
Degraded performance on Claude Sonnet 5
Resolved MinorIncident Report
Summary AI Generated
Claude Sonnet 5 experienced degraded performance affecting both claude.ai and api.anthropic.com for approximately 16 minutes on August 3, 2026. Anthropic investigated elevated error rates, which returned to baseline by 15:20 UTC. The incident was resolved with no further action required.
We are currently investigating this issue.
Components affected
Claude claude.ai Claude api.anthropic.comLatest Updates ( sorted recent to last )
RESOLVED
2 days ago - at 08/03/2026 03:29PM
As of 15:20 UTC (8:20am PT), error rates on Claude Sonnet 5 have returned to baseline. This incident is resolved.
INVESTIGATING
2 days ago - at 08/03/2026 03:13PM
We are currently investigating this issue.
Latest Claude outages
Degraded performance for Claude Opus 5 - about 4 hours ago
Degraded performance of multiple models - about 11 hours ago
Elevated errors across many models - about 22 hours ago
Elevated errors on Claude Sonnet 5 - 1 day ago
Elevated errors on Claude Sonnet 5 - 1 day ago
The Status Page Aggregator with Early Outage Detection
With IsDown, you can monitor all your critical services' official status pages from one centralized dashboard and receive instant alerts the moment an outage is detected. Say goodbye to constantly checking multiple sites for updates and stay ahead of outages with IsDown.
Start free trialNo credit card required · Cancel anytime · 6320 services available
Integrations with
