# Anthropic: Elevated errors on Claude Haiku 4.5

> Anthropic status incident “Elevated errors on Claude Haiku 4.5” on 2026-04-28: impact minor (vendor’s label), 21 min, 1 update(s). Archived by Rewindex.

Canonical: https://rewindex.com/company/anthropic/incidents/c20m4lbfd6pm
Last updated: 2026-04-28T12:45:00Z

- Impact (vendor’s label): minor
- Status: resolved
- Started: 2026-04-28 12:24 UTC · Resolved: 2026-04-28 12:45 UTC · Duration: 21 min
- Updates: 1
- [Vendor status page: https://status.anthropic.com/incidents/c20m4lbfd6pm](https://status.anthropic.com/incidents/c20m4lbfd6pm)
- [Company: Anthropic](https://rewindex.com/company/anthropic.md)

## Timeline of updates

- **resolved** 2026-04-28 12:45 UTC: The incident has now been resolved. The elevated error rate for Haiku 4.5 was between 4:53 PT / 11:53 UTC and 5:36 PT / 12:44 UTC.

_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 2026-04-28 12:24 UTC, resolved after 21 min, 1 update(s).

- Canonical URL: https://rewindex.com/company/anthropic/incidents/c20m4lbfd6pm
- Citation: Anthropic, “Elevated errors on Claude Haiku 4.5” (2026-04-28 12:24 UTC). Archived by Rewindex: https://rewindex.com/company/anthropic/incidents/c20m4lbfd6pm (CC BY 4.0).
- Markdown link: `[Anthropic: Elevated errors on Claude Haiku 4.5 (2026-04-28)](https://rewindex.com/company/anthropic/incidents/c20m4lbfd6pm)`


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Canonical: https://rewindex.com/company/anthropic/incidents/c20m4lbfd6pm · Markdown: https://rewindex.com/company/anthropic/incidents/c20m4lbfd6pm.md · JSON: https://rewindex.com/api/v1/companies/anthropic/incidents/c20m4lbfd6pm · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-04T12:54:07.255Z