# Anthropic: Elevated errors on Claude Opus 5

> Anthropic status incident “Elevated errors on Claude Opus 5” on 2026-07-27: impact minor (vendor’s label), 1.1 h, 2 update(s). Archived by Rewindex.

Canonical: https://rewindex.com/company/anthropic/incidents/mfdtrknpxghq
Last updated: 2026-07-27T12:30:22Z

- Impact (vendor’s label): minor
- Status: resolved
- Started: 2026-07-27 11:27 UTC · Resolved: 2026-07-27 12:30 UTC · Duration: 1.1 h
- Updates: 2 · Affected components: Claude Cowork, Claude API (api.anthropic.com), claude.ai, Claude Code
- [Vendor status page: https://stspg.io/1ctlvqtq2z6k](https://stspg.io/1ctlvqtq2z6k)
- [Company: Anthropic](https://rewindex.com/company/anthropic.md)

## Timeline of updates

- **investigating** 2026-07-27 11:27 UTC: We are currently investigating this issue.
- **resolved** 2026-07-27 12:30 UTC: As of 4:47 PST / 11:47 UTC the errors have returned to baseline.

## Cite this

Status incident (vendor impact label: minor) posted by Anthropic, started 2026-07-27 11:27 UTC, resolved after 1.1 h, 2 update(s).

- Canonical URL: https://rewindex.com/company/anthropic/incidents/mfdtrknpxghq
- Citation: Anthropic, “Elevated errors on Claude Opus 5” (2026-07-27 11:27 UTC). Archived by Rewindex: https://rewindex.com/company/anthropic/incidents/mfdtrknpxghq (CC BY 4.0).
- Markdown link: `[Anthropic: Elevated errors on Claude Opus 5 (2026-07-27)](https://rewindex.com/company/anthropic/incidents/mfdtrknpxghq)`


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Canonical: https://rewindex.com/company/anthropic/incidents/mfdtrknpxghq · Markdown: https://rewindex.com/company/anthropic/incidents/mfdtrknpxghq.md · JSON: https://rewindex.com/api/v1/companies/anthropic/incidents/mfdtrknpxghq · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-04T16:12:45.132Z