What timezone is used for date/time values? Artur Pietrzyk May 07, 2019 10:03 We are using UTC timezone for all date/time data. More information about the time handling is available in our documentation: https://docs.coinapi.io/#time Related articles How to use CoinAPI from Matlab? Geographic locations and the latency. Was my free API Key banned/blocked? What protocols can I use to access CoinAPI? FIX API Logon Troubleshooting. Comments 0 comments Article is closed for comments.