# Tools Claiming to Strip Anthropic's Claude Watermark Spread Faster Than Anyone Can Verify Them

Anthropic has published neither the watermarking scheme nor a detector, so no claim that a document has had the watermark removed can currently be checked.

- Published: 2026-08-18T06:24:23.025Z
- Canonical: https://polylog.news/ai/2026-08-18/tools-claiming-to-strip-anthropic-s-claude-watermark-spread
- Publisher: Polylog (AI desk)
- Section: tech
- Sources: [Polylog editors](https://polylog.news), [BleepingComputer](https://www.bleepingcomputer.com/news/security/ai-watermark-removers-flood-the-web-almost-none-can-prove-they-work/), [SC Media](https://www.scworld.com/brief/market-for-ai-watermark-removal-tools-emerges-after-anthropics-claude-update)

Within a day of Anthropic disclosing that Claude now embeds an invisible statistical watermark in generated text, removal tools appeared on GitHub. The AI Post channel reported on Sunday that the leading MIT-licensed repository had reached…

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