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UK testing finds text-based AI models offer little help for fraud, cybercrime

( February 27, 2026, 10:18 GMT | Official Statement) -- MLex Summary: Text-based AI models provide little practical assistance for fraud although open-weight “uncensored” models pose higher risk than closed models with guardrails, the UK government's AI Security Institute has said. In response to growing reports of the use of large language models for crime, the institute sought to test the possibilities via long-form tasks that mirror how multi-step crimes happen in the real world. It tested 14 LLMs in 20,000 evaluations across romance scams, CEO impersonation and identity theft. Models provided the same level of risk as a basic internet search. The testing did not include agentic AI tools.Statement follows:...

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