# Anthropic: Elevated errors on Opus 4.6 Fast Mode

> Anthropic status incident “Elevated errors on Opus 4.6 Fast Mode” on 2026-02-13: impact minor (vendor’s label), 4.2 h, 1 update(s). Archived by Rewindex.

Canonical: https://rewindex.com/company/anthropic/incidents/04srdy8n8cwl
Last updated: 2026-02-13T21:27:00Z

- Impact (vendor’s label): minor
- Status: resolved
- Started: 2026-02-13 17:13 UTC · Resolved: 2026-02-13 21:27 UTC · Duration: 4.2 h
- Updates: 1
- [Vendor status page: https://status.anthropic.com/incidents/04srdy8n8cwl](https://status.anthropic.com/incidents/04srdy8n8cwl)
- [Company: Anthropic](https://rewindex.com/company/anthropic.md)

## Timeline of updates

- **resolved** 2026-02-13 21:27 UTC: This incident has been resolved.

_From the vendor’s published history: only the final update text is available for incidents before Rewindex began polling this page._

## Cite this

Status incident (vendor impact label: minor) posted by Anthropic, started 2026-02-13 17:13 UTC, resolved after 4.2 h, 1 update(s).

- Canonical URL: https://rewindex.com/company/anthropic/incidents/04srdy8n8cwl
- Citation: Anthropic, “Elevated errors on Opus 4.6 Fast Mode” (2026-02-13 17:13 UTC). Archived by Rewindex: https://rewindex.com/company/anthropic/incidents/04srdy8n8cwl (CC BY 4.0).
- Markdown link: `[Anthropic: Elevated errors on Opus 4.6 Fast Mode (2026-02-13)](https://rewindex.com/company/anthropic/incidents/04srdy8n8cwl)`


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Canonical: https://rewindex.com/company/anthropic/incidents/04srdy8n8cwl · Markdown: https://rewindex.com/company/anthropic/incidents/04srdy8n8cwl.md · JSON: https://rewindex.com/api/v1/companies/anthropic/incidents/04srdy8n8cwl · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-04T17:12:12.696Z