Elevated errors on Claude Opus 5
An incident affecting Claude, recorded by is-down.ai.
- Status
- Resolved
- Verdict
- Degraded
- Detection
- Provider confirmed
- Official signal
- Degraded
- Affected component
- claude.ai, Claude API (api.anthropic.com), Claude Code, Claude Cowork
- Started
- Jul 27, 2026 08:16 UTC
- Last update
- Jul 27, 2026 12:30 UTC · updated 1 day ago
- Resolved
- Jul 27, 2026 12:30 UTC
- Duration
- 4 hours
- Provider updates
- 4
As of 2:03 PST / 9:03 UTC the errors have returned to baseline.