AI models watermark output two ways: invisible Unicode characters, and statistical patterns in word choice. This tool handles both. Quick Clean strips 34+ invisible characters (zero-width spaces, BOM, bidi controls) right in your browser — text never leaves your device. Free and unlimited. Deep Rewrite uses an LLM paraphrase to break statistical watermarks like Claude’s SynthID-Text. 10 free rewrites a day. Honest by design: no "guaranteed bypass" claims. No sign-up, nothing stored.
Framer AI AgentsDesign and publish professional sites with AI
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Hi there! 👋
I built this after the Claude watermark news — I noticed AI output carries two very different kinds of marks, and most tools only handle one:
1. Invisible Unicode characters (zero-width spaces etc.) that survive copy-paste into your docs
2. Statistical watermarks woven into word choice (Claude's SynthID-Text approach)
Quick Clean handles #1 instantly in your browser — nothing is uploaded. Deep Rewrite tackles #2 with an LLM paraphrase pass.
One thing I cared about: honesty. We never claim "guaranteed to bypass detection" — for statistical watermarks that's not verifiable without the official detectors, so we say best-effort and mean it.
Happy to answer anything about how the detection works!