Optimism (OP) is a cryptocurrency . Optimism has a current supply of 4,294,967,296 with 0 in circulation. The last known price of Optimism is 1.84807474 USD and is down -59.55 over the last 24 hours. It is currently trading on 17 active market(s) with $295,585,777.71 traded over the last 24 hours. More information can be found at https://www.optimism.io/.