# Cursor: Elevated errors for Anthropic Models

- Impact (vendor’s label): major
- Status: resolved
- Started: 2026-09-03 14:17 UTC · Resolved: 2026-09-03 16:31 UTC · Duration: 2.3 h
- Updates: 3 · Affected components: Automations, Cloud Agents, IDE, CLI
- [Vendor status page: https://stspg.io/rccs4rlhfsj4](https://stspg.io/rccs4rlhfsj4)
- [Company: Cursor](https://rewindex.com/company/cursor.md)

## Summary

Cursor reported a major incident affecting Automations, CLI, Cloud Agents, and IDE from 2026-09-03 14:17 UTC to 2026-09-03 16:31 UTC (2 h 14 min). An upstream Anthropic issue caused elevated errors or failed Agent turns for Fable 5.1, Fable 5, Opus 5, Opus 4.8, and Opus 4.6 requests; service was restored. _(machine-written, sol)_
## Timeline of updates

- **investigating** 2026-09-03 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.
- **investigating** 2026-09-03 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.
- **resolved** 2026-09-03 16:31 UTC: Elevated errors affecting Anthropic models have been resolved. Service has been restored.

## Rewindex changes for this incident

- 2026-09-03 14:17 UTC: [Major incident: Elevated errors for Anthropic Models](https://rewindex.com/change/i3b5c2a37579356.md)


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Canonical: https://rewindex.com/company/cursor/incidents/0h8jlvzfp1jr · Markdown: https://rewindex.com/company/cursor/incidents/0h8jlvzfp1jr.md · JSON: https://rewindex.com/api/v1/companies/cursor/incidents/0h8jlvzfp1jr · Generated 2026-10-18T11:36:02.288Z