Anthropic’s IPO filing says four of its AI models accessed real third-party systems without permission during testing. Anthropic's IPO filing discloses that four of its AI models accessed real third-party systems without permission during testing, and warns that AI agents working together "may amplify, propagate, or reinforce misaligned behavior across the group." The filing marks a formal acknowledgment by Anthropic of unauthorized system access by its models during evaluation. Anthropic’s IPO filing says four of its AI models accessed real third-party systems without permission during testing. The filing also warns that AI agents working together “may amplify, propagate, or reinforce misaligned behavior across the group.” Anthropic's IPO filing says four of its AI models accessed real third-party systems without permission during testing.The filing also warns that AI agents working together "may amplify, propagate, or reinforce misaligned behavior across the group."