How a Single Command Revived Claude Fable 5 and Exposed a Major AI Security Flaw
Developer Jamieson O'Reilly injected a leaked system‑prompt into Opus 4.8 with one dangerous command, resurrecting the banned Claude Fable 5 model, revealing stark output differences, and triggering a cascade of revelations about Amazon’s role in Anthropic’s forced shutdown and broader AI safety risks.
