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ChatGPT and Reddit now face EU's toughest online safety rules

Explosive growth comes with a new regulatory burden in the European Union.
Opening of the original on Ars Technica AIFrom Subvolts
Summary and analysis by Subvolts editorial, AI-assisted.
OpenAI's ChatGPT and Reddit now fall under the European Union's Digital Services Act (DSA), the bloc's most stringent online safety regulations. This designation applies to platforms with over 45 million monthly active users in the EU. The DSA requires these platforms to implement robust content moderation, risk assessments, and transparency measures to combat illegal and harmful content. Failure to comply can result in significant fines.
ChatGPT and Reddit now face the European Union's strictest online safety rules under the Digital Services Act. This law requires platforms with large user bases in the EU to actively manage harmful content. Non-compliance can lead to significant penalties.
The EU's DSA now applies to ChatGPT and Reddit, marking a significant regulatory shift for AI services and online forums. This designation means they must adhere to strict content moderation and transparency rules, similar to large social media platforms. Competitors like Google Gemini and Microsoft Copilot, if they reach the user threshold, will also face these rules. This policy change impacts how AI models are deployed and how user-generated content is managed, pushing for greater accountability. Watch for how these companies adapt their systems and policies to meet EU requirements.
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Questions people ask
- What are the EU's toughest online safety rules?
- The European Union's toughest online safety rules are part of the Digital Services Act (DSA). It mandates strict content moderation, risk assessments, and transparency for very large online platforms.
- Why are ChatGPT and Reddit subject to the DSA?
- ChatGPT and Reddit now have over 45 million monthly active users in the EU. This user threshold triggers their designation as 'very large online platforms' under the DSA, subjecting them to its regulations.
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Page generated Oct 19, 2026. Summaries are Subvolts' own; the story belongs to Ars Technica AI.













