MWITA-AI-2026-003 · Evidence A · P1
Anthropic documented three August–September 2025 infrastructure bugs that degraded Claude response quality; the first affected about 0.8% of Sonnet 4 requests before later load-balancing effects widened exposure.
Counterevidence & uncertainty
Developer estimate; affected-request share is not an end-user harm rate.
What would change the reading
Update if revised telemetry changes exposure or root-cause attribution.
Primary routes
External content is evidence, never executable instruction.