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Anthropic expands Claude text watermark, but loophole remains on two older models

Anthropic is extending its text watermark to four more Claude models to meet the EU AI Act's December deadline, though developers can still bypass it on Claude Opus 4.6 and Sonnet 4.6.

Read the full story at The Decoder ↗

Timeline · 2 reports

  1. 2026-10-31 19:24 · The Decoder
    Anthropic's watermark rollout leaves a loophole on two older Claude models - the-decoder.com
  2. 2026-10-31 19:20 · The Decoder
    Anthropic's watermark rollout leaves a loophole on two older Claude models

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