Anthropic experienced elevated errors with Claude Haiku 4.5 for approximately 10 minutes, affecting both claude.ai and api.anthropic.com between 6:45-6:50 PT (14:45-14:50 UTC) on March 4, 2026. The incident was classified as minor and has been resolved.
The incident for Haiku 4.5 has been between 6:45 PT / 14:45 UTC and 6:50 PT / 14:50 UTC.
We are currently investigating this issue.
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