API Kraken

Kraken

 

Overview

WebSockets API offers real-time market data updates. WebSockets is a bidirectional protocol offering fastest real-time data, helping you build real-time applications. The public message types presented below do not require authentication. Private-data messages can be subscribed on a separate authenticated endpoint.

 

Kraken offers a REST API too with Public market data and Private user data (which requires an authentication).

 

Configuration

 

Private API requires creating an API key from your Kraken account.

Kraken allows Test environment on WebSocket protocol, enable Beta property from Kraken Property to use this beta feature.

APIs supported

 

• WebSockets Public API: connects to a public WebSocket server.
• WebSockets Private API: connects to a private WebSocket server and requires an API Key and API Secret to Authenticate against server.
• REST Public API: connects to a public REST server.
• REST Private API: connects to a public REST server and requires an API Key and API Secret to Authenticate against server.

 

 

Kraken Examples

How to Connect to Public WebSocket Server

oClient := TsgcWebSocketClient.Create(nil);
oKraken := TsgcWSAPI_Kraken.Create(nil);
oKraken.Client := oClient;
oClient.Active := True;

How to Connect to Private WebSocket Server

oClient := TsgcWebSocketClient.Create(nil);
oKraken := TsgcWSAPI_Kraken.Create(nil);
oKraken.Kraken.ApiKey := 'your api key';
oKraken.Kraken.ApiSecret := 'your api secret';
oKraken.Client := oClient;
oClient.Active := True;

How to Get Ticker from REST API

oClient := TsgcWebSocketClient.Create(nil);
oKraken := TsgcWSAPI_Kraken.Create(nil);
oKraken.Client := oClient;
ShowMessage(oKraken.GetTicker(['XBTUSD']));

REST API Methods

Public Endpoints

Method	Arguments	Description
GetSystemStatus		Get current system status.

Private Endpoints

Method	Arguments	Description
GetExtendedBalance		Get extended balance information.
AmendOrder		Amend an existing order.
CancelAllOrders		Cancel all open orders.
CancelAllOrdersAfter		Dead man's switch - cancel all orders after timeout.
EditOrder		Edit an existing order.
AddOrderBatch		Batch add multiple orders.
CancelOrderBatch		Batch cancel multiple orders.
GetWithdrawalMethods		Get available withdrawal methods.
GetWithdrawalAddresses		Get withdrawal addresses.

How to Get Account Balance from REST API

oClient := TsgcWebSocketClient.Create(nil);
oKraken := TsgcWSAPI_Kraken.Create(nil);
oKraken.Kraken.ApiKey := 'your api key';
oKraken.Kraken.ApiSecret := 'your api secret';
oKraken.Client := oClient;
ShowMessage(oKraken.GetAccountBalance());