About BookTranslator AI

Features

  • Process PDF, DOCX, and ODT files
  • Multiple chunking strategies:
    • Character count
    • Word count
    • Paragraph-based
  • OpenAI integration with latest models
  • Customizable prompt templates
  • Real-time processing status
  • Multiple export options

How It Works

  1. Upload your document (PDF or DOCX)
  2. Choose your preferred chunking strategy
  3. Enter your OpenAI API key
  4. Select a model and prompt template
  5. Process your document
  6. Export the results in your preferred format

Translation Costs

Important: Translation costs depend on document size, chunking strategy, and the OpenAI model used. Always test your settings on a small sample first.

Typical costs for full book translations:

  • Short documents (10-50 pages): $3-5
  • Medium novels (100-300 pages): $5-15
  • Large books (300+ pages): $15-50+

Cost factors:

  • gpt-4.1 cost more than gpt-4.1-mini which costs more than 4.1-nano
  • Smaller chunks create more API calls
  • Complex prompts increase token usage
  • Document formatting affects text extraction

Security

Your documents and API keys are processed securely and are never stored on our servers. All processing is done in real-time and data is cleared after completion.

Support

For support or questions, please contact us at: contact@chunker.ai