You can access the Stream API automatically using a Live Application Key.
For access to the Stream API using a Delayed App Key your account must be fully verified in line with our KYC policy and funded.
Please contact Developer Support once the above requirements are in place.
Please note: Stream API data will be conflated when returned using the Delayed App Key. This means that you will receive any changes that have occurred in the last 3 minutes in a single message every 3 minutes.
If you wish to consume live Stream API data for trading purposes you'll require a Live Application Key.
To apply for a Live Application key please click here and follow the instructions.