First, sorry for my english, isnt very good.
I want to extract info from power ups with api calls, im using Chronos time tracker, its a way with the Trello Api to extract info from power ups?
Thanks for your time!
Take a look at the documentation for the Trello REST API. The API call you want to get data from powerups is:
The Trello developer docs have great information about how to get started and how to use the APIs.