Create a key
In the app, open More → API in the rail and click Create (step by step). Choose its scopes:
The key is shown once, when you create it. Store it like a password.
Use a key
Send it on every request:Revoke a key
Revoke a key on the same API page. It stops working on the next request. A key can’t create or revoke keys; that is done in the app.What a key can’t reach
Sending money out, linking banks, buying from an Offtake listing, and the live exchange reads (order book, positions, open orders) are session only today: the app does them, a key gets401. The reads are coming to the API.