Portugal
ChatGPT will identify texts with invisible watermarks in the EU
Publication: PÚBLICO
Author: publico@publico.pt
Source published: 06/10/2026, 11:16:00 UTC
Briefing created: 20/10/2026, 10:22:51 UTC
Based on a feed excerpt; full article content has not been acquired. Source evidence retrieved 06/10/2026, 12:05:25 UTC.
Briefings
The OpenAI system introduced in October 2026 embeds invisible watermarks into AI-generated text to comply with the EU AI Regulation, allowing machines to detect these markers while humans cannot. This marks a shift from purely human-readable outputs to machine-detectable digital signatures for regulatory compliance.
Key points
- The OpenAI system embeds invisible watermarks into AI-generated text to comply with the EU AI Regulation.
- The system allows machines to detect these markers while humans cannot perceive them.
Context
This finding addresses the EU AI Regulation's requirement for machine-readable compliance markers in AI-generated content, enabling automated verification of AI-generated text.
Limitations
Evidence is limited to a single article from October 2026; no data on implementation scale, detection accuracy, or specific text examples is provided.
Generated by Bittrees-hosted qwen35-2b sha256:aaf42c8b7c3c on 20/10/2026, 10:22:51 UTC. Based on publisher-provided feed evidence; may not cover the full original article. Check the source for details.
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