Nhận diện hình ảnh (Image Inputs)

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import OpenAI from 'openai';
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const openai = new OpenAI({
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  baseURL: 'https://api.staging.tram.ai.vn/v1',
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  apiKey: '<TRAM_AI_API_KEY>',
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});
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const result = await openai.chat.completions.create({
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  model: 'google/gemini-3-flash-preview',
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  messages: [
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    {
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      role: 'user',
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      content: [
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        {
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          type: 'text',
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          text: "What's in this image?",
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        },
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        {
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          type: 'image_url',
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          imageUrl: {
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            url: 'https://upload.wikimedia.org/wikipedia/commons/thumb/d/dd/Gfp-wisconsin-madison-the-nature-boardwalk.jpg/2560px-Gfp-wisconsin-madison-the-nature-boardwalk.jpg',
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          },
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        },
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      ],
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    },
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  ],
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  stream: false,
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});
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console.log(result);

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import OpenAI from 'openai';
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import * as fs from 'fs';
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const openai = new OpenAI({
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  baseURL: 'https://api.staging.tram.ai.vn/v1',
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  apiKey: '<TRAM_AI_API_KEY>',
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});
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async function encodeImageToBase64(imagePath: string): Promise<string> {
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  const imageBuffer = await fs.promises.readFile(imagePath);
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  const base64Image = imageBuffer.toString('base64');
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  return `data:image/jpeg;base64,${base64Image}`;
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}
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// Read and encode the image
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const imagePath = 'path/to/your/image.jpg';
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const base64Image = await encodeImageToBase64(imagePath);
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const result = await openai.chat.completions.create({
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  model: 'google/gemini-3-flash-preview',
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  messages: [
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    {
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      role: 'user',
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      content: [
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        {
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          type: 'text',
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          text: "What's in this image?",
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        },
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        {
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          type: 'image_url',
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          imageUrl: {
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            url: base64Image,
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          },
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        },
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      ],
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    },
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  ],
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  stream: false,
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});
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console.log(result);