Degraded performance for multiple models
Incident Lifecycle
Affected Components
claude.ai
Claude API (api.anthropic.com)
Claude Code
Claude Cowork
Incident Timeline
Monitoring
A fix has been implemented and we are monitoring the results.
Aug 18, 2026 at 6:26 PM UTC
Investigating
We are investigating elevated errors on requests to Claude Opus 5. We will provide an update as soon as possible.
Aug 18, 2026 at 5:12 PM UTC
Investigating
We are investigating elevated errors on requests to Claude Mythos 5, Claude Fable 5, Claude Opus 5, Claude Sonnet 5, Claude Haiku 4.5, and other Claude models. We will provide an update as soon as possible.
Aug 18, 2026 at 4:20 PM UTC
Investigating
We are investigating reports of degraded performance affecting multiple models. We will provide an update as soon as possible.
Aug 18, 2026 at 4:20 PM UTC
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