# Claude: Sonnet 4.6 and Opus 4.6 elevated error rate

> Claude status incident “Sonnet 4.6 and Opus 4.6 elevated error rate” on 2026-04-04: impact none (vendor’s label), 0 min, 1 update(s). Archived by Rewindex.

Canonical: https://rewindex.com/company/claude/incidents/7n7xgqws441v
Last updated: 2026-04-04T17:30:00Z

- Impact (vendor’s label): none
- Status: resolved
- Started: 2026-04-04 17:30 UTC · Resolved: 2026-04-04 17:30 UTC · Duration: 0 min
- Updates: 1
- [Vendor status page: https://status.claude.com/incidents/7n7xgqws441v](https://status.claude.com/incidents/7n7xgqws441v)
- [Company: Claude](https://rewindex.com/company/claude.md)

## Timeline of updates

- **resolved** 2026-04-04 17:30 UTC: Between 10:09 and 10:31 PDT, Sonnet 4.6 and Opus 4.6 experienced elevated error rates across most product surfaces.

_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: none) posted by Claude, started 2026-04-04 17:30 UTC, resolved after 0 min, 1 update(s).

- Canonical URL: https://rewindex.com/company/claude/incidents/7n7xgqws441v
- Citation: Claude, “Sonnet 4.6 and Opus 4.6 elevated error rate” (2026-04-04 17:30 UTC). Archived by Rewindex: https://rewindex.com/company/claude/incidents/7n7xgqws441v (CC BY 4.0).
- Markdown link: `[Claude: Sonnet 4.6 and Opus 4.6 elevated error rate (2026-04-04)](https://rewindex.com/company/claude/incidents/7n7xgqws441v)`


---
Canonical: https://rewindex.com/company/claude/incidents/7n7xgqws441v · Markdown: https://rewindex.com/company/claude/incidents/7n7xgqws441v.md · JSON: https://rewindex.com/api/v1/companies/claude/incidents/7n7xgqws441v · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-04T15:07:59.467Z