Paris is undergoing a transport revolution with the adoption of hydrogen-powered taxis, contributing to enhanced air quality and sustainable urban mobility. The Hydrogen Fuel for Paris project is a key driver of this initiative, planning to install multiple hydrogen refuelling stations in the city. These stations will provide hydrogen at high pressures to accommodate both small vehicles and larger buses, offering clean and efficient fueling options. Hydrogen-fuelled taxis are noted for their environmental benefits, releasing only water vapor and operating quietly. The successful deployment of hydrogen technology during the 2024 Summer Olympics highlighted its potential for widespread adoption. The project's ambitious goal is to convert at least 5% of Paris's taxi fleet to zero-emission vehicles, amounting to 2,500 hydrogen-powered cars. To support this transition, the initiative secures funding of €6.74m from the EU's CEF Transport programme. The integration of hydrogen infrastructure not only promotes sustainable transportation but also sets the stage for a greener urban environment.