Chilkat Online Tools

delphiAx / Binance perpetual future API / Open Interest Statistics

Back to Collection Items

var
http: TChilkatHttp;
success: Integer;
queryParams: TChilkatJsonObject;
resp: IChilkatHttpResponse;

begin
// This example assumes the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

http := TChilkatHttp.Create(Self);

queryParams := TChilkatJsonObject.Create(Self);
queryParams.UpdateString('symbol','BTCUSDT');
queryParams.UpdateString('period','');

http.SetRequestHeader('Content-Type','application/json');
http.SetRequestHeader('X-MBX-APIKEY','{{binance-api-key}}');

resp := http.QuickRequestParams('GET','https://domain.com/futures/data/openInterestHist',queryParams.ControlInterface);
if (http.LastMethodSuccess = 0) then
  begin
    Memo1.Lines.Add(http.LastErrorText);
    Exit;
  end;

Memo1.Lines.Add(IntToStr(resp.StatusCode));
Memo1.Lines.Add(resp.BodyStr);

Curl Command

curl -G -d "symbol=BTCUSDT"
	-d "period="
	-H "Content-Type: application/json"
	-H "X-MBX-APIKEY: {{binance-api-key}}"
https://domain.com/futures/data/openInterestHist

Postman Collection Item JSON

{
  "name": "Open Interest Statistics",
  "request": {
    "method": "GET",
    "header": [
      {
        "key": "Content-Type",
        "type": "text",
        "value": "application/json"
      },
      {
        "key": "X-MBX-APIKEY",
        "type": "text",
        "value": "{{binance-api-key}}"
      }
    ],
    "url": {
      "raw": "{{url}}/futures/data/openInterestHist?symbol=BTCUSDT&period=",
      "host": [
        "{{url}}"
      ],
      "path": [
        "futures",
        "data",
        "openInterestHist"
      ],
      "query": [
        {
          "key": "symbol",
          "value": "BTCUSDT"
        },
        {
          "key": "period",
          "value": "",
          "description": "\"5m\",\"15m\",\"30m\",\"1h\",\"2h\",\"4h\",\"6h\",\"12h\",\"1d\""
        },
        {
          "key": "limit",
          "value": "30",
          "disabled": true
        },
        {
          "key": "startTime",
          "value": "",
          "disabled": true
        },
        {
          "key": "endTime",
          "value": "",
          "disabled": true
        }
      ]
    },
    "description": "Get present open interest of a specific symbol."
  },
  "response": [
  ]
}