{"id":"tp-46116","type":"article-newspaper","title":"Anthropic Extends Invisible Watermarks to Earlier Claude Models","author":"Simon Yoon","publisher":"TOKENPOST Inc.","url":"https://www.tokenpost.com/news/technology/46116","datePublished":"2026-11-02T03:45:26.000Z","dateModified":"2026-11-02T03:45:26.000Z","language":"en","abstract":"The watermark is built into word choice and may remain after copying or some edits. Article 50 transparency obligations under the EU AI Act began applying Aug. 2.","section":"Technology","references":[]}