Live / Incidents / Anthropic

Anthropic: Degraded performance for multiple models

Anthropic · anthropic.comImpact: minorResolved2026-08-18 19:01 UTC

Public — what happened

Summary

The issue affecting Claude Opus 5 has been resolved. Impact occurred from 16:11 to 18:23 UTC.

Timeline

Started — 2026-08-18 16:20 UTC
Last update — 2026-08-18 19:01 UTC
Resolved — 2026-08-18 19:01 UTC

Source of record: provider status page. Mirrored as reported; times in UTC.

With SquidGrid — where it starts on the route

Independent path health

The status page is the symptom. SquidGrid measures the paths that reach Anthropic against their own baselines — whether the routes carrying your traffic degraded, at which handoff, and who owns that stretch.

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Customers get the live Provider Assessment Report for Anthropic: paths off baseline right now, where on the route conditions change, and its full incident track record.

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Related: Anthropic status & history. SquidGrid is not affiliated with Anthropic.