Google Document AI vs Kraken
Kraken is cheaper per page; Google Document AI is faster; only Google Document AI supports tables, forms, confidence.
Google Document AIgoogle/document-ai | Krakenkraken/kraken | |
|---|---|---|
| Type | OCR API | Open source |
| Price | 3 credits / page | 1 credit / page |
| Per 1,000 pages | $3.00 | $1.00 |
| Typical speed | 1.4 s / page | 1.5 s / page |
| Best for | Multilingual scans | Historical documents and manuscripts |
| Inputs | PDF, images | images |
| Languages | 200+ languages | Many scripts, incl. right-to-left |
| Max pages per request | 500 | 500 |
| Tables | ✓ Yes | No |
| Handwriting | ✓ Yes | ✓ Yes |
| Math | No | No |
| Bounding boxes | ✓ Yes | ✓ Yes |
| Confidence | ✓ Yes | No |
| Forms | ✓ Yes | No |
| Multilingual | ✓ Yes | ✓ Yes |
| On OCRRouter | Available | Coming soon |
Prices are what you pay on OCRRouter. Speed is the provider's typical figure, not a benchmark we ran.
What each one is
Google Document AI
Google Cloud OCR with layout parsing and specialised processors.
Google Document AI detailsKraken
OCR engine for historical documents and manuscripts, with trainable models for unusual scripts.
Kraken detailsUse one, fall back to the other
Request body
{
"model": "google/document-ai",
"fallbacks": ["kraken/kraken"],
"file_url": "https://example.com/document.pdf"
}