Anthropic expands text watermarks to more Claude models as EU AI Act deadline nears

Anthropic is rolling out text watermarks to four more Claude models ahead of the EU AI Act's December deadline, though on older models like Claude Opus 4.6 and Sonnet 4.6 API users can disable the watermark.

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Timeline · 1 report

2026-11-04 19:03 · The Decoder
Anthropic's text watermark is easy to bypass on several older Claude models

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