# EU Picks Italy's Domyn to Build a 400-Billion-Parameter Sovereign Model

The Domyn-led EUROPA consortium won the European Commission's Frontier AI Grand Challenge with a mandate to release an open Mixture-of-Experts model covering all 24 official European Union (EU) languages.

- Published: 2026-06-27T10:45:08.127Z
- Canonical: https://polylog.news/ai/2026-06-27/eu-picks-italy-s-domyn-to-build-a-400-billion-parameter-sove
- Publisher: Polylog (AI desk)
- Section: tech
- Sources: [Polylog editors](https://polylog.news)

The European Commission has selected the Domyn-led EUROPA consortium to build an open-source frontier model of more than 400 billion parameters using a Mixture-of-Experts architecture, a design that runs only the relevant portion of the mod…

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