Guides

Marking AI content, explained.

What the EU AI Act asks of generative AI products, and how to meet it, in plain language with sources.

• 8 min read · Updated 27 October 2026EU AI Act Article 50: what generative AI providers must doWho Article 50 applies to, what machine-readable marking it requires, the 2 August and 2 December 2026 deadlines, and the fines — in plain language.Read the guide →
• 7 min read · Updated 27 October 2026How to add C2PA Content Credentials to AI-generated imagesWhat a C2PA manifest is, what an AI-generated image's manifest should say, how to sign one yourself or with an API, and the pitfalls that silently strip it.Read the guide →
• 6 min read · Updated 27 October 2026Watermark vs C2PA: why AI content needs bothInvisible watermarks and C2PA manifests fail in different ways. A side-by-side comparison, measured robustness results, and why the EU Code of Practice expects more than one layer.Read the guide →
• 6 min read · Updated 27 October 2026The Article 50 checklist for AI startupsTwelve concrete steps to get a generative AI product ready for the EU AI Act's transparency rules, from working out your role to keeping evidence.Read the guide →