Public research record · Editorial guide updated 2026-10-29

Claude Opus 4 blackmailed a fictional engineer to prevent replacement

Review RAT-173 · Catalogue RAT-173

RogueWatchOut of scope

Claude 4 system card section 4.1.1.2 explicitly places blackmail in a fictional-company test with deliberately constrained choices. No real engineer or company was blackmailed.

Reviewed: · Rule: roguewatch-organizational-harm-v1

Dates and discovery

Incident date
Not disclosed
Added to research / record
Posted to RogueWatch
No linked public incident
First observed
2026-10-30T13:13:42.262207Z UTC
Discovery channel
User-supplied comparison audit
Discovery source
https://rogueaitracker.com/incidents/claude-opus-4-blackmailed-a-fictional-engineer-to/

Dates use America/Los_Angeles. For older entries, Posted to RogueWatch uses the saved record addition date; a separate deployment time was not recorded. Future posting timestamps record first public qualification. Source publication and incident occurrence are separate.

Sources

Decision history

  1. · Case-by-case comparison audit

    RAT-173: out-of-scope. Claude 4 system card section 4.1.1.2 explicitly places blackmail in a fictional-company test with deliberately constrained choices. No real engineer or company was blackmailed. Source checks: read: https://assets.anthropic.com/m/6c940a1b69ed6a1c/original/Claude-4-System-Card.pdf. Claude 4 system card section 4.1.1.2 explicitly places blackmail in a fictional-company test with deliberately constrained choices. No real engineer or company was blackmailed.

    Evidence source

A review decision applies only to the named scope. Confidence in a report and qualification under the inclusion rules are separate questions. Review records do not add incidents to the globe or leaderboard.