{"slug": "openai-embeds-watermarks-in-eu-chatgpt-codex-outputs", "title": "OpenAI Embeds Watermarks in EU ChatGPT, Codex Outputs", "summary": "OpenAI has introduced an invisible watermark called textGrain into ChatGPT and Codex outputs in the European Union, subtly altering word choices to create a detectable pattern that identifies AI-generated content. The technique applies to outputs from both ChatGPT and Codex within the EU.", "body_md": "OpenAI is taking a proactive approach to responsible AI development by introducing an invisible watermark to ChatGPT and Codex outputs in the European Union, helping to identify AI-generated content. This innovative technique, called textGrain, subtly alters word choices to create a detectable pattern.", "url": "https://wpnews.pro/news/openai-embeds-watermarks-in-eu-chatgpt-codex-outputs", "canonical_source": "https://osintsights.com/openai-embeds-watermarks-in-eu-chatgpt-codex-outputs", "published_at": "2026-10-05 23:10:05+00:00", "updated_at": "2026-10-05 23:16:06.812844+00:00", "lang": "en", "topics": ["artificial-intelligence", "generative-ai", "ai-policy", "large-language-models"], "entities": ["OpenAI", "ChatGPT", "Codex", "European Union", "textGrain"], "also_reported_by": [], "alternates": {"html": "https://wpnews.pro/news/openai-embeds-watermarks-in-eu-chatgpt-codex-outputs", "markdown": "https://wpnews.pro/news/openai-embeds-watermarks-in-eu-chatgpt-codex-outputs.md", "text": "https://wpnews.pro/news/openai-embeds-watermarks-in-eu-chatgpt-codex-outputs.txt", "jsonld": "https://wpnews.pro/news/openai-embeds-watermarks-in-eu-chatgpt-codex-outputs.jsonld"}}