SWAN: a semantic-level text watermark that survives paraphrasing

burkov · x · 2026-10-16

Andriy Burkov highlights SWAN, a watermarking framework addressing a key weakness of LLM-era text watermarks: word-level signatures break under paraphrasing. SWAN hides the detectable signature in the underlying meaning of each sentence instead, aiming to survive edits and help trace misinformation, impersonation, and unauthorized reuse.

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