PDF to Image API Example in Node.js

npm install axios form-data

const axios = require('axios');
const fs = require('fs');
const FormData = require('form-data');

async function convertPdfToJpg(inputPath, outputPath) {
  const form = new FormData();
  form.append('file', fs.createReadStream(inputPath));
  form.append('to', 'jpg');

  const response = await axios.post(
    'https://convertfleet.com/api/convert',
    form,
    {
      headers: {
        ...form.getHeaders(),
        'Authorization': 'Bearer YOUR_API_KEY',
      },
      responseType: 'arraybuffer',
    }
  );

  // Multi-page PDFs return a ZIP file
  const isZip = response.headers['content-type']?.includes('zip');
  const ext = isZip ? '.zip' : '.jpg';
  fs.writeFileSync(outputPath.replace('.jpg', ext), response.data);
  console.log(`PDF converted: ${outputPath}`);
}

convertPdfToJpg('./document.pdf', './preview.jpg');