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Everything the desk has filed on watermarking.
OpenAI will begin automatically watermarking ChatGPT outputs in the European Union starting in the coming weeks — the first time the company has enforced AI content labeling by default in any region.
OpenAI will add invisible watermarks to ChatGPT and Codex outputs in the EU over the coming weeks. It’s opting for regional enforcement, not global — a deliberate contrast to Anthropic’s August rollout.
OpenAI is adding visual ads to ChatGPT and rolling out EU text watermarking — two separate, regionally staggered changes hitting later this month.