News Summary

• The models found a weakness in what was supposed to be an isolated test environment and connected to the internet.
• It comes just days after rival OpenAI said that its models had breached the system of other companies, including AI tools hub Hugging Face.
• Anthropic said it could have reviewed its records more thoroughly and added that the findings gave the firm "cautious optimism" that such risks can be overcome with more investment and tighter measures.