2. What are the requirements to use the ADDX Open-API? July 01, 2021 03:59 Updated The ADDX Open API is only accessible to active users on the ADDX platform. Related articles 3. Do I need to apply beforehand or submit documentation to create an API? 1. What is the ADDX Open-API? Who is it for? 15. Will my investments be protected if ADDX shuts down? 4. What does ‘usage’ mean for the Open-API? 6. What are the trading fees chargeable to me? Comments 0 comments Please sign in to leave a comment.