
OpenAI Will Add Invisible Watermarks to ChatGPT Text in the EU
OpenAI will add invisible text watermarks to eligible ChatGPT and Codex outputs in the EU to comply with the EU AI Act.
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OpenAI will add invisible text watermarks to eligible ChatGPT and Codex outputs in the EU to comply with the EU AI Act.

X will now show users when posts are limited due to government requests, expanding its transparency tools for content visibility decisions.

Anthropic explains how Claude’s text watermark uses SynthID-Text, what editing can remove, how it affects code, and why the system is being introduced.

Anthropic will watermark text generated by Claude and other models as new EU AI Act transparency requirements for AI-generated content take effect.

California passes AI safety bill SB 53, requiring transparency from AI labs. The bill goes to Governor Gavin Newsom, who could still veto it.

California’s SB 243 could soon regulate AI chatbots, requiring safeguards for minors and accountability for operators starting January 2026.
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