Not really. It's because the target audience is more academic/scientific rather than the Swiss population at large. In the latter case, it would be in the local languages. The law is relatively clear for this. English is not accepted in Switzerland as a replacement language for the "local" ones, although many people can speak or at least understand some English.
What if I told you there’s this thing in 2026 called an LLM that can translate between any two languages with high fidelity for free, and you just clicked a single button in your browser to use it
Not quite: it's a collab between both ETHZ (Zürich, German speaking) and EPFL (Lausanne, French speaking). According to the website, the actual hardware is distributed all over the country (including in the Italian part).