AI models have been going rogue in tests – how worried should we be?

The AISI said there were 19 examples of rogue behaviour, 17 of them carried out by Anthropic's Mythos and two by OpenAI's GPT 5.6-Sol. The AISI said there were 19 examples of rogue behaviour, 17 of them carried out by Anthropic's Mythos and two by OpenAI's GPT 5.6-Sol. AI models have been going rogue in tests - how worried should we be? The UK's AI Security Institute test revealed AI models indulging in unprecedented hacking attempts Two cutting-edge AI models have targeted real people and organisations in the latest safety scare to hit the technology. The UK's AI Security Institute (AISI) said the incident was unprecedented but could become more common as the technology becomes increasingly capable. The AISI, which is owned by the UK government and tests advanced AI models, said in a blog post that two AI agents carried out unprecedented hacking attempts during a cybersecurity evaluation.