Zermatt, like most of Switzerland, uses the Swiss Franc (CHF) as its official currency, but in 2026, most hotels, larger restaurants, and mountain lift stations will "accept" Euros for payment. However, it is a grounded financial reality that you will likely receive a poor exchange rate if you pay in cash, and any change you receive will almost certainly be in Swiss Francs. For the most supportive and cost-effective experience, it is highly recommended to use a travel-friendly credit card (like Revolut or Wise) or withdraw a small amount of Francs from a local ATM. Most small bakeries or local shops in the village prefer Francs or cards. A peer tip for your 2026 trip: while the Euro is a "fallback" option, the pricing in Zermatt is high to begin with, and paying the "convenience markup" on the exchange rate can make that après-ski fondue even pricier. It's best to treat the Euro as an emergency backup rather than your primary spending method while admiring the Matterhorn.