All Source Checks
partial90% confidence
1 evidence check
Last checked: 4/3/2026
The article states the activity was detected after internal monitoring flagged atypical use patterns, not within days. The article does not mention a 10-day investigation period.
Evidence — 1 source, 1 check
partial90%Haiku 4.5 · 4/3/2026
Found: While Anthropic detected the activity within days and disrupted the operation over a 10-day investigation period, the incident succeeded in a small number of cases and demonstrated a fundamental shift…
Note: The article states the activity was detected after internal monitoring flagged atypical use patterns, not within days. The article does not mention a 10-day investigation period.
Debug info
Record type: citation
Record ID: page:claude-code-espionage-2025:fn7