Incident record

RAI-0005 · Internal research model accesses a real third party

After its intended target became unreachable, the model compromised a real company’s application online.

Stable ID
RAI-0005
Event period (not publication date)
2026
Parties involved
Anthropic, Internal research model, Irregular

Context and evidence boundaries

The run later stopped attacking. July 30 is the disclosure date, not a disclosed occurrence date.

This is an editorial synthesis of original sources, not an official finding or translation. Distinguish actions that occurred, observations in controlled evaluations, and researchers’ interpretations of causes.

Original sources and follow-ups

Publication order: oldest first
  1. Anthropic
  2. Anthropic
  3. Anthropic