The live Proton price today is $0.00344 USD with a 24-hour trading volume of 2,337,388 USD. We update our Proton to USD price in real-time. Proton is -6.41% in the last 24 hours. The current SoSoValue marketcap ranking is # 266, with a live market cap of $ 97,051,643 USD. It has a circulating supply of 28,212,686,926 XPR coins and a max supply of ∞ XPR coins.