In-region inference, open models, and new European infrastructure for sovereign AI.

Bringing open AI models to the frontier

Why we're building Mistral AI.

Advancing responsible AI across Europe

OpenAI shares how its safety, security, transparency, and provenance practices support responsible AI governance in Europe. The work will continue as the EU AI Act advances.

Supporting Europe’s work in ensuring a trustworthy AI ecosystem

OpenAI supports the EU Code of Practice on AI content transparency, advancing provenance standards and tools to help people understand AI-generated content.

AI Policy @🤗: Open ML Considerations in the EU AI Act

Making AI work for everyone, everywhere: our approach to localization

OpenAI shares its approach to AI localization, showing how globally shared frontier models can be adapted to local languages, laws, and cultures without compromising safety.

The Future of the Global Open-Source AI Ecosystem: From DeepSeek to AI+

The EU Code of Practice and future of AI in Europe

OpenAI joins the EU Code of Practice, advancing responsible AI while partnering with European governments to drive innovation, infrastructure, and economic growth.

Open Source Developers Guide to the EU AI Act

OpenAI’s EU Economic Blueprint

Today, OpenAI is sharing the EU Economic Blueprint—a set of proposals to help Europe seize the promise of artificial intelligence, drive sustainable economic growth across the region, and ensure that AI is developed and deployed by Europe, in Europe, for Europe.

Transformers v5: Simple model definitions powering the AI ecosystem

Introducing OpenAI for Countries

A new initiative to support countries around the world that want to build on democratic AI rails.

Codex is Open Sourcing AI models