Even Claude says AI watermarking is no ‘silver bullet’

cityam

Aug 18

Anthropic has begun embedding an invisible mark into AI-generated text Claude has questioned whether watermarking AI-generated text can ever provide a foolproof way to identify machine-written ...

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One of the best stock trading platforms in Singapore.","ogImage":"https://c1.itigergrowtha.com/portal5/static/media/og-logo.0a0bd8dc.png","ogUrl":"https://www.itiger.com/news/2660493599"},"companyName":"Tiger Brokers"},"pageData":{"isMobile":false,"isTiger":false,"isTTM":true,"region":"SGP","license":"TBSG","edition":"fundamental"},"isCrawlerRequest":true,"__swrFallback__":{"@#url:\"https://stock-news.skytigris.cn/v3/news\",params:#id:\"2660493599\",edition:\"fundamental\",auth_exemption:1,,,undefined,":{"share":"https://ttm.financial/m/news/2660493599?lang=en_US&edition=fundamental","thumbnail":"https://www.cityam.com/wp-content/uploads/2026/05/Claude-AI-e1779190315910.jpg?w=824&h=463&crop=1","is_english":true,"pubTime":"2026-08-18 22:16","share_image_url":"https://static.laohu8.com/e9f99090a1c2ed51c021029395664489","id":"2660493599","market":"nz","top_or_hot":-1,"title":"Even Claude says AI watermarking is no ‘silver bullet’","media":"cityam","content":"<div>\n<p>Anthropic has begun embedding an invisible mark into AI-generated text  Claude has questioned whether watermarking AI-generated text can ever provide a foolproof way to identify machine-written ...</p>\n\n<a href=\"https://www.cityam.com/even-claude-says-ai-watermarking-is-no-silver-bullet/\">Source Link</a>\n\n</div>\n","source":"cityam_highlight","html":"<!DOCTYPE html>\n<html>\n<head>\n<meta http-equiv=\"Content-Type\" content=\"text/html; 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height: 30px; margin: 0; padding: 0; border-radius: 50%; float: left;}\n.head .h-content { margin: 0; padding: 0 0 0 9px; float: left;}\n.head .h-name {font-size: 13px; color: #eee; margin: 0;}\n.head .h-time {font-size: 11px; color: #7E829C; margin: 0;line-height: 11px;}\n.small {font-size: 12.5px; display: inline-block; transform: scale(0.9); -webkit-transform: scale(0.9); transform-origin: left; -webkit-transform-origin: left;}\n.smaller {font-size: 12.5px; display: inline-block; transform: scale(0.8); -webkit-transform: scale(0.8); transform-origin: left; -webkit-transform-origin: left;}\n.bt-text {font-size: 12px;margin: 1.5em 0 0 0}\n.bt-text p {margin: 0}\n</style>\n</head>\n<body>\n<div class=\"wrapper\">\n<header>\n<h2 class=\"title\">\nEven Claude says AI watermarking is no ‘silver bullet’\n</h2>\n\n<h4 class=\"meta\">\n\n\n2026-08-18 22:16 GMT+8&nbsp;&nbsp;&nbsp;<a href=https://www.cityam.com/even-claude-says-ai-watermarking-is-no-silver-bullet/><strong>cityam</strong></a>\n\n\n</h4>\n\n</header>\n<article>\n<div>\n<p>Anthropic has begun embedding an invisible mark into AI-generated text  Claude has questioned whether watermarking AI-generated text can ever provide a foolproof way to identify machine-written ...</p>\n\n<a href=\"https://www.cityam.com/even-claude-says-ai-watermarking-is-no-silver-bullet/\">Source Link</a>\n\n</div>\n\n\n</article>\n</div>\n</body>\n</html>\n","isBrief":false,"type":0,"news_type":1,"symbol":"CHAT","symbol_name":"ROUNDHILL GENERATIVE AI & TECHNOLOGY ETF","start_time":0,"source_url":"https://www.cityam.com/even-claude-says-ai-watermarking-is-no-silver-bullet/","article_id":"2660493599","we_media_id":null,"thumbnails":["https://www.cityam.com/wp-content/uploads/2026/05/Claude-AI-e1779190315910.jpg?w=824&h=463&crop=1"],"rights":{"source":"cityam_highlight","url":"https://www.cityam.com/even-claude-says-ai-watermarking-is-no-silver-bullet/","rn_cache_url":null,"directOrigin":true},"url":"https://stock-news.laohu8.com/highlight/detail?id=2660493599","pubTimestamp":1787062613,"columns":[],"sourceInfo":{"source_id":"cityam_highlight","name":"cityam"},"weMediaInfo":null,"summary":"Anthropic has begun embedding an invisible mark into AI-generated text  Claude has questioned whether watermarking AI-generated text can ever provide a foolproof way to identify machine-written material, just days after its maker, Anthropic, began embedding invisible marks into the chatbot’s own output.Asked by City AM whether AI-generated content should be watermarked, Claude warned that simple marks can be “cropped, screenshotted, or edited out”, while more sophisticated text watermarks can often be defeated by paraphrasing or reformatting.The chatbot ultimately backed watermarking, but described it as only one part of a wider system for identifying AI content, not a “silver bullet”.The technique is adapted from Google DeepMind’s technology, and is designed to leave a pattern that can later be detected with the appropriate verification system. Anthropic also plans to allow third parties to check text for the signal.But the tech behemoth itself has stressed that finding the mark is no","collect":0,"end_time":0,"defaultTopTitle":"cityam.com","property":[],"viewcount":null,"language":"en","relate_stocks":{"CHAT":"ROUNDHILL GENERATIVE AI & TECHNOLOGY ETF"},"translate_title":"就连克劳德也说人工智能水印不是“灵丹妙药”","themeId":null,"isJumpTheme":false,"ttsUrl":null,"symbols_score_info":{"CHAT":1.63},"content_text":"Anthropic has begun embedding an invisible mark into AI-generated text  Claude has questioned whether watermarking AI-generated text can ever provide a foolproof way to identify machine-written material, just days after its maker, Anthropic, began embedding invisible marks into the chatbot’s own output.Asked by City AM whether AI-generated content should be watermarked, Claude warned that simple marks can be “cropped, screenshotted, or edited out”, while more sophisticated text watermarks can often be defeated by paraphrasing or reformatting.The chatbot ultimately backed watermarking, but described it as only one part of a wider system for identifying AI content, not a “silver bullet”.\n\n“I think watermarking is worth doing, but I’m sceptical of it as a headline solution,” Claude said when pressed for its view.It argued the technology was weakest against precisely the people most likely to deliberately misuse AI.\n\n\n\n\n\n\nNews Updates\nStay ahead with our three daily briefings delivering all the key market moves, top business and political stories, and incisive analysis straight to your inbox.\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n“The people most likely to weaponise synthetic content for fraud, disinformation, or non-consensual imagery are exactly the people motivated to strip a watermark,” Claude said, adding that for text this could be as simple as rephrasing it or translating it into a different language and back again.\n\nThe response comes after Anthropic became the first major AI company to detail how it will watermark Claude-generated text under new EU transparency rules.Claude leads watermark pushAnthropic has begun embedding an invisible mark into text generated by newer Claude models, with the system applying globally rather than just to users in Europe.Rather than inserting hidden characters or a visible label, Claude slightly changes the way it chooses between possible words as it generates a response.\n\nThe technique is adapted from Google DeepMind’s technology, and is designed to leave a pattern that can later be detected with the appropriate verification system. Anthropic also plans to allow third parties to check text for the signal.But the tech behemoth itself has stressed that finding the mark is not definitive evidence that Claude wrote a piece of content from scratch.Human-written work can be watermarked after being translated or substantially edited by Claude, while text originally generated by the chatbot can eventually lose its detectable signal if it is heavily rewritten.","kind":"highlight","is_publish_news":true,"is_publish_highlight":false,"is_publish_live":false,"is_publish_wemedia":false,"editions":null,"column":"","sentiment":"0","news_tag":"","news_rank":0,"isVideo":false,"video":null,"symbols":[],"gpt_button":0,"need_auth":false,"need_login_tip":false,"code":"91000000","status":"200"}}}