OpenIntegrations/docs/en/examples/OpenAI/UploadFile.txt

    URL   = FunctionParameters["OpenAI_URL"];
    Token = FunctionParameters["OpenAI_Token"];

    File = FunctionParameters["Picture"]; // URL, Path or Binary Data

    FileName    = StrTemplate("%1.png", String(New UUID()));
    Destination = "assistants";

    Result = OPI_OpenAI.UploadFile(URL, Token, FileName, File, Destination);