Open-source watermarks-remover strips watermarks from major LLMs

dr_cintas · x · 2026-08-13

Following Anthropic's official announcement of embedding invisible watermarks in Claude's generated text and files, a developer has released an open-source Skill named watermarks-remover.

This tool specifically targets the watermarking mechanisms of major models (including Claude, Gemini, and OpenAI). It is capable of handling Unicode text carriers, C2PA metadata, and SynthID statistical signals. It currently supports removing watermarks from various file formats such as PNG, PDF, DOCX, SVG, HTML, and Markdown.

Related event: Open-source watermarks-remover gains 1k stars in 24h, removes AI watermarks from multiple vendors(8 posts)→

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