View your account balances
CallGET /api/v3/brokerage/accounts to list all accounts associated with your profile, including the available and hold balances for each currency.
available_balance reflects funds you can use immediately; hold represents funds reserved by open orders.
List your open orders
To see all orders that are currently working on the book, callGET /api/v3/brokerage/orders/historical/batch with the order_status=OPEN query parameter.
product_id, order_type, or a time range using the start_date and end_date query parameters.
Cancel an order
To cancel one or more open orders, send aPOST request to /api/v3/brokerage/orders/batch_cancel with an array of order_ids. You can cancel up to 100 orders in a single call.
order_id you submitted. Check each success field individually — a partial failure does not cause the whole request to fail.
View portfolio breakdown
To see how your assets are distributed across positions, callGET /api/v3/brokerage/portfolios/{portfolio_uuid}. This returns a snapshot of your portfolio including the value and cost basis of each position.
Get transaction summary
The transaction summary endpoint provides an aggregated overview of your trading fees and volume over a specified time window. This is useful for auditing costs or calculating net P&L.fee_tier block shows your current maker/taker fee rates based on your 30-day trading volume. Higher volume unlocks lower fee tiers automatically.