# Anthropic: Elevated error rates on Opus 4.5 and Sonnet 4.5

- Impact (vendor’s label): critical
- Status: resolved
- Started: 2026-01-14 08:34 UTC · Resolved: 2026-01-14 14:17 UTC · Duration: 5.7 h
- Updates: 1
- [Vendor status page: https://status.anthropic.com/incidents/tgzm3mf45wzc](https://status.anthropic.com/incidents/tgzm3mf45wzc)
- [Company: Anthropic](https://rewindex.com/company/anthropic.md)

## Timeline of updates

- **resolved** 2026-01-14 14:17 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._


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Canonical: https://rewindex.com/company/anthropic/incidents/tgzm3mf45wzc · Markdown: https://rewindex.com/company/anthropic/incidents/tgzm3mf45wzc.md · JSON: https://rewindex.com/api/v1/companies/anthropic/incidents/tgzm3mf45wzc · Generated 2026-10-18T11:45:33.926Z