Anthropic defends Claude watermarking amid global concerns

Anthropic responded to worldwide concerns about its implementation of invisible watermarks on text generated or edited by Claude, stating the measure complies with the European Union's AI Act. The watermark flags any content processed by Claude, even text only edited by humans. Following the announcement, users have reported canceling subscriptions in protest against the watermarking system. Anthropic published technical clarifications addressing concerns from the technology community about the watermark's functionality and implications.