Claude Opus 4.8 experienced elevated error rates for approximately 42 minutes on June 17, 2026, between 9:59–10:41pm PT, affecting claude.ai, the Anthropic console, and the API. A fix was implemented and the incident was fully resolved shortly after.
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This incident has been resolved. Requests to Claude Opus 4.8 received elevated errors between 9:59pm PT / 04:59 UTC and 10:41pm PT / 05:41 UTC.
A fix has been implemented and we are monitoring the results.
We are currently investigating this issue.
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