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All agents  /  Cursor IDE  /  History  /  Oct 26, 2026

Cursor IDE outage on Oct 26, 2026: elevated errors for Claude Sonnet 5.5

Resolved after 1 h 24 min.

14:02 UTC to 15:25 UTC your time. Cursor: “Elevated errors for Claude Sonnet 5.5.” 0 reports here during the incident.

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Reports during the incident

Every 15 minutes, 13:00 UTC to 16:30 UTC. Grey: normal. Red line: official incident.
13:00 UTC14:02 UTC15:25 UTC16:30 UTC

What people reported

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Cursor's updates

Quoted from status.cursor.com

  1. 14:02 UTC

    Investigating

    We are investigating elevated errors affecting requests to Sonnet 5.5. Some users may see failed or rate-limited responses when using this model.

  2. 14:36 UTC

    Investigating

    We are seeing improvement for Claude Sonnet 5.5 requests. We are continuing to monitor the situation. Some users may still see occasional errors when using this model.

  3. 15:25 UTC

    Resolved

    This incident has been resolved.

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