# ‘I think that Claude is about to start hemorrhaging customers': Anthropic is watermarking ordinary text in a way you can’t see — and EU rules could push ChatGPT and Gemini to follow

> To comply with the EU AI Act's Article 50(2) Code of Practice on Transparency of AI-Generated Content, Anthropic has announced that “New models will mark AI-generated content from day one”.

- **Source:** [TechRadar](https://www.techradar.com/ai-platforms-assistants/claude/new-models-will-mark-ai-generated-content-from-day-one-claude-will-now-hide-an-invisible-watermark-inside-ordinary-words-heres-how-thats-even-possible-and-how-eu-rules-could-push-openai-and-google-to-follow-suit?utm_source=gearopen.com&utm_medium=referral&utm_campaign=feed&utm_content=6a7c8d5bf0489032c323f9fe)
- **Published:** 2026-08-12
- **Category:** AI & Bots
- **Tags:** #nintendo-switch #chatgpt #gemini #claude #anthropic #ai
- **Canonical:** http://localhost:4321/a/6a7c8d5bf0489032c323f9fe

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_GearOpen's distilled summary. The full original article is published at TechRadar (source link above); GearOpen does not republish the source's full text._