Anthropic watermarks Claude text to comply with EU AI Act

Anthropic is watermarking Claude outputs using a scheme based on Google's SynthID, with no impact on quality or cost. The change, effective August 2, 2026, complies with the EU AI Act, and other major providers will implement similar watermarks.
How this story unfolded
12 days · 22 reports · 29 community posts · 51 of 60 shown
- Aug 10
- Aug 11
Anthropic says it will watermark text generated by its AI modelstechcrunch.com
Claude will apply invisible watermarks to AI text and imagestheverge.com
Anthropic Posts ‘How Claude Marks AI-Generated Content’ Without Explaining How Claude Marks AI-Generated Contentsupport.claude.com
Anthropic’s watermark survives copy-paste, but not the real dev workflowthenewstack.io
- Aug 12
- Aug 13
- Aug 14
- Aug 15
- Aug 16
- Aug 17
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- Aug 22
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