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Claude now watermarks its own writing, and ChatGPT ads underdeliver
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Your ghostwriter just started signing its work in a way that you don’t even see.e Invisible ink, but for LLMs: Anthropic is embedding machine-readable marks in Claude output, per the EU AI Act transparency code. Two techniques: A text gets an imperceptible watermark woven into the words, so it survives copy-paste and some editing; while...
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