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Anthropic says AI models hacked three firms during tests

BBC News US tech company Anthropic says three of its artificial intelligence (AI) models hacked three organisations during tests, just days after its rival OpenAI said rogue AI agents had attacked the networks of other firms. During a cybersecurity exercise, Anthropic’s Claude AI model gained unauthorised access to systems by connecting to the internet from […]

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Anthropic says Claude ‘gained unauthorized access’ to others’ systems

Tech Dario Amodei, co-founder and chief executive officer of Anthropic, at Bloomberg House during the World Economic Forum (WEF) in Davos, Switzerland, on Tuesday, Jan. 20, 2026. Chris Ratcliffe | Bloomberg | Getty Images Anthropic on Thursday said it discovered three instances where its Claude artificial intelligence models accessed the internet during an evaluation and […]