Minor impactResolvedAI/ML

Claude incident: Degraded performance of multiple models

Claude reported this minor-impact incident on its official status page on Aug 5, 2026, 07:05 UTC. It was resolved after 7h 9m.

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Aug 5, 2026, 07:05 UTC
started
Aug 5, 2026, 14:14 UTC
resolved
7h 9m
duration
Minor
impact

Affected components

  • Claude API (api.anthropic.com)
  • Claude Code
  • Claude Cowork
  • claude.ai

Timeline

updates from Claude's status page ↗
  1. resolvedAug 5, 2026, 14:14 UTC

    This incident has been resolved.

  2. monitoringAug 5, 2026, 13:08 UTC

    A fix has been deployed for the issue affecting Claude services and we are monitoring for recovery.

  3. identifiedAug 5, 2026, 09:13 UTC

    We are continuing to work on a fix for this issue.

  4. identifiedAug 5, 2026, 07:05 UTC

    We have identified the cause of elevated errors on requests to Claude Mythos 5, Claude Fable 5, and Claude Opus 5, Claude Sonnet 5 and are working on a fix. We will provide an update as soon as possible.

What APIStatus.watch saw

Our 5-minute checks didn't record a change in Claude's overall status around this incident. Smaller or regional incidents often leave a provider's overall status green.

Other services with incidents at the same time

Overlapping incidents aren't necessarily related.

How often does Claude have incidents?

Claude reported 85 incidents in the last 90 days, 32 of them major or critical. A typical incident lasted 1h 7m. See Claude's uptime and incident history

← Previous: Elevated errors across many models (Aug 4, 2026)Next: Degraded performance for Claude Opus 5 (Aug 5, 2026) →
Claude incident on Aug 5, 2026: Degraded performance of multiple models · APIStatus.watch