Major impactResolvedAI/ML

Cursor outage: Elevated errors for Anthropic Models

Cursor reported this major-impact incident on its official status page on Sep 3, 2026, 14:17 UTC. It was resolved after 2h 15m.

Right now Cursor is operational. Live Cursor status →

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Sep 3, 2026, 14:17 UTC
started
Sep 3, 2026, 16:31 UTC
resolved
2h 15m
duration
Major
impact

Affected components

  • Automations
  • CLI
  • Cloud Agents
  • IDE

Timeline

updates from Cursor's status page ↗
  1. resolvedSep 3, 2026, 16:31 UTC

    Elevated errors affecting Anthropic models have been resolved. Service has been restored.

  2. investigatingSep 3, 2026, 15:55 UTC

    Anthropic reports recovery across most models. The affected models right now are Opus 4.8 and Opus 5. Please see https://status.claude.com/ for provider updates.

  3. investigatingSep 3, 2026, 14:17 UTC

    An upstream Anthropic issue is causing elevated errors for Fable 5.1, Fable 5, Opus 5, Opus 4.8, and Opus 4.6 requests. Some users may experience errors or failed Agent turns. We're monitoring recovery and will provide updates.

What APIStatus.watch saw

Our 5-minute checks didn't record a change in Cursor'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 Cursor have incidents?

Cursor reported 50 incidents in the last 90 days, 15 of them major or critical. A typical incident lasted 1h 8m. See Cursor's uptime and incident history

← Previous: Investigating service degradation (Sep 3, 2026)Next: Elevated errors for OpenAI Models (Sep 3, 2026) →
Cursor outage on Sep 3, 2026: Elevated errors for Anthropic Models · APIStatus.watch