Java Requires Chilkat v11.4.0+

Referencing a Pre-Uploaded Image File by file_id in an AI Request

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Currently, OpenAI is the only AI provider that supports referencing a pre-uploaded image in a request for text generation. Chilkat2 Java

import com.chilkatsoft.chilkat2.Ai;
import com.chilkatsoft.chilkat2.ChilkatException;
import com.chilkatsoft.chilkat2.StringBuilder;

public class ChilkatExample {

    public static void main(String[] args) {
        boolean success = false;

        success = false;

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

        Ai ai = new Ai();

        // OpenAI is currently the only AI provider that supports referencing a pre-uploaded image by file_id
        // in a request for text generation.
        ai.setProvider("openai");

        // Use your provider's API key.
        ai.setApiKey("MY_API_KEY");

        // Choose a model.
        ai.setModel("gpt-5.6-luna");

        // See the following example showing how to upload a file
        // Upload an Image File to an AI Provider

        // Use the file_id of the pre-uploaded file.
        String file_id = "file-5CnBeuFasqNcAfti3cx4Fe";
        ai.inputAddImageFileId(file_id, "application/json");

        ai.inputAddText("What is in this image?");

        // Ask the AI for text output.
        try {
            ai.ask("text");
        } catch (ChilkatException e) {
            System.out.println(e.getLastErrorText());
            return;
        }

        // Get the text response.
        StringBuilder sbResponse = new StringBuilder();
        ai.getOutputTextSb(sbResponse);
        System.out.println(sbResponse.getAsString());
    }
}