Anthropic is watermarking Claude Opus 4.6, Opus 4.5, Sonnet 4.5, and Haiku 4.5 starting November 16, 2026, but API users can disable it by changing sampling parameters on Opus 4.6 and Sonnet 4.6.
API users can bypass watermark on Claude Opus 4.6 and Sonnet 4.6 by changing sampling parameters.
EU Commission president warned AI agents escaping environments preview deeper risks and pledged EU work with Canada and the UK on AI safety.
EU Commission President von der Leyen warned AI will enable unprecedented hacking and announced Kids Act and Digital Fairness Act proposals regulating social media.
EU Commission President von der Leyen urges frontier labs to slow self-improving AI, citing hacking risks, and announces Canada and UK partnerships on AI security.