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Comments on No. 79 of 107 · IEEE Spectrum · edition of Saturday 7 November 2026

AI Text Watermarking May Not Be Able to Meet the E.U.'S New Rules

Summary

Researchers testing OpenAI's textGrain watermark for AI-generated text report that it often fails to survive light editing or texts under about 150 words, raising doubts about whether it can meet the EU AI Act's Article 50 transparency rules, which took effect on 2 August.

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