Delphi ActiveX

OpenAI (ChatGPT) Upload JSON String

See more OpenAI ChatGPT Examples

Demonstrate how to upload a file (from a JSON string) to a OpenAI user's organization. Delphi ActiveX

uses
    Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
    Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Chilkat_TLB;

...

procedure TForm1.Button1Click(Sender: TObject);
var
success: Integer;
http: TChilkatHttp;
req: TChilkatHttpRequest;
sbJsonData: TChilkatStringBuilder;
resp: TChilkatHttpResponse;
sbResponseBody: TChilkatStringBuilder;
jResp: TChilkatJsonObject;
respStatusCode: Integer;
id: WideString;
v_object: WideString;
v_bytes: Integer;
created_at: Integer;
filename: WideString;
purpose: WideString;

begin
success := 0;

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

http := TChilkatHttp.Create(Self);

// Implements the following CURL command:

// curl https://api.openai.com/v1/files \
//   -H "Authorization: Bearer $OPENAI_API_KEY" \
//   -F purpose="fine-tune" \
//   -F file="@mydata.jsonl"

// Use the following online tool to generate HTTP code from a CURL command
// Convert a cURL Command to HTTP Source Code

req := TChilkatHttpRequest.Create(Self);
req.HttpVerb := 'POST';
req.Path := '/v1/files';
req.ContentType := 'multipart/form-data';
req.AddParam('purpose','fine-tune');

// { "prompt": "aa", "completion": "bb" }
// { "prompt": "cc", "completion": "dd" }
sbJsonData := TChilkatStringBuilder.Create(Self);
sbJsonData.AppendLine('{ "prompt": "aa", "completion": "bb" }',1);
sbJsonData.AppendLine('{ "prompt": "cc", "completion": "dd" }',1);
success := req.AddStringForUpload2('file','mydata2.jsonl',sbJsonData.GetAsString(),'utf-8','application/octet-stream');

// This is NOT a real key.  Change the "sk-vi...." to your own key.
req.AddHeader('Authorization','Bearer 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');
req.AddHeader('Expect','100-continue');

resp := TChilkatHttpResponse.Create(Self);
success := http.HttpSReq('api.openai.com',443,1,req.ControlInterface,resp.ControlInterface);
if (success = 0) then
  begin
    Memo1.Lines.Add(http.LastErrorText);
    Exit;
  end;

sbResponseBody := TChilkatStringBuilder.Create(Self);
resp.GetBodySb(sbResponseBody.ControlInterface);

jResp := TChilkatJsonObject.Create(Self);
jResp.LoadSb(sbResponseBody.ControlInterface);
jResp.EmitCompact := 0;

Memo1.Lines.Add('Response Body:');
Memo1.Lines.Add(jResp.Emit());

respStatusCode := resp.StatusCode;
Memo1.Lines.Add('Response Status Code = ' + IntToStr(respStatusCode));
if (respStatusCode >= 400) then
  begin
    Memo1.Lines.Add('Response Header:');
    Memo1.Lines.Add(resp.Header);
    Memo1.Lines.Add('Failed.');
    Exit;
  end;

// Sample JSON response:
// (Sample code for parsing the JSON response is shown below)

// {
//   "id": "file-XjGxS3KTG0uNmNOK362iJua3",
//   "object": "file",
//   "bytes": 140,
//   "created_at": 1613779121,
//   "filename": "mydata2.jsonl",
//   "purpose": "fine-tune"
// }

// Sample code for parsing the JSON response...
// Use the following online tool to generate parsing code from sample JSON:
// Generate Parsing Code from JSON

id := jResp.StringOf('id');
v_object := jResp.StringOf('object');
v_bytes := jResp.IntOf('bytes');
created_at := jResp.IntOf('created_at');
filename := jResp.StringOf('filename');
purpose := jResp.StringOf('purpose');
end;