Minor impactResolvedAI/ML

Claude incident: Degraded performance for Claude Opus 5, Claude Sonnet 5

Claude reported this minor-impact incident on its official status page on Aug 17, 2026, 13:56 UTC. It was resolved after 1h 33m.

Right now Claude is operational. Live Claude status →

🔔 Get alerted when Claude has issuesFree · email alerts · no credit card
Aug 17, 2026, 13:56 UTC
started
Aug 17, 2026, 15:29 UTC
resolved
1h 33m
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 17, 2026, 15:29 UTC

    This incident has been resolved.

  2. monitoringAug 17, 2026, 14:39 UTC

    A fix has been implemented and we are monitoring the results.

  3. investigatingAug 17, 2026, 14:25 UTC

    Claude Opus 5 is operational. Claude Sonnet 5 is degraded. We are investigating.

  4. investigatingAug 17, 2026, 13:56 UTC

    We are investigating elevated errors on requests to Claude Opus 5. 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: Service disruption on Claude services (Aug 16, 2026)Next: Degraded performance for multiple models (Aug 18, 2026) →
Claude incident on Aug 17, 2026: Degraded performance for Claude Opus 5, Claude Sonnet 5 · APIStatus.watch