Mistral partners with Mozilla to power Firefox's AI browsing assistant, Smart Window, in the US, Canada, and France, with UK and Germany rollouts later in 2026 (Mauro Orru/Wall Street Journal)

Mistral has partnered with Mozilla to power Firefox's AI browsing assistant, Smart Window. This integration will initially roll out in the US, Canada, and France. Future expansions are planned for the UK and Germany, with these rollouts expected later in 2026. This collaboration aims to enhance the browsing experience for Firefox users in these regions.