Researcher Claims Working Jailbreak on Top AI Models Including GPT-5.6, Claude Opus 5, and Fable

A well-known AI red teamer claims to have developed a universal jailbreak that works against leading large language models, including heavily guarded flagships such as GPT-5.6 Sol, Claude Opus 5, and Fable. In a public post on X, Pliny the Liberator described the technique as effective “on ALL models” and across every category he tested. […] The post Researcher Claims Working Jailbreak on Top AI Models Including GPT-5.6, Claude Opus 5, and Fable appeared first on Cyber Security News.