OpenAI will watermark ChatGPT outputs by default—but only in the EU.

Ars Technica AIAnalysis or commentary·06 Oct 2026, 20:50

AI brief

OpenAI will watermark ChatGPT outputs by default in the EU. The watermarking is not especially reliable and is easy to circumvent.

Written by AI from Ars Technica AI's published text.

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“Like other solutions, it is not especially reliable, and it’s easy to circumvent.”

Ars Technica AI, 06 Oct 2026, 20:50.

Interpretation or community commentary rather than straight reporting.