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major✓ Resolved

Elevated errors for Mythos 5, Fable 5, Opus 5 and Claude Haiku 4.5

Anthropic (Claude)•Sat, Jul 25, 2026, 06:40 PM
Status
resolved
Duration
1h 4m
Updates
2
Coverage
0 articles

INCIDENT TIMELINE

✓ ResolvedSat, Jul 25, 2026, 07:45 PM
This incident has been resolved.
identifiedSat, Jul 25, 2026, 06:44 PM
The issue has been identified and a fix is being implemented.
investigatingSat, Jul 25, 2026, 06:40 PM
We are investigating elevated errors on requests to Claude Mythos 5, Claude Fable 5, and Claude Haiku 4.5. We will provide an update as soon as possible.

📊 TECHNICAL DETAILS

Internal ID
cc62ab3c-9610-49ea-9148-de2c4334bd3c
External ID
f1q2wvw4qj4j
🕐 Started
Sat, Jul 25, 2026, 06:40 PM
🔄 Last Updated
Sat, Jul 25, 2026, 07:45 PM
✓ Resolved
Sat, Jul 25, 2026, 07:45 PM
MAJOR
Impact Level
1h 4m
Total Duration
2
Status Updates
Affected Components
claude.aiClaude API (api.anthropic.com)Claude CodeClaude Cowork
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