Azure Document Intelligence vs Chandra
Chandra is cheaper per page; Azure Document Intelligence is faster; only Azure Document Intelligence supports confidence; only Chandra supports math.
Azure Document Intelligenceazure/document-intelligence | Chandradatalab/chandra | |
|---|---|---|
| Type | OCR API | Open source |
| Price | 15 credits / page | 2 credits / page |
| Per 1,000 pages | $15.00 | $2.00 |
| Typical speed | 1.5 s / page | 2.0 s / page |
| Best for | Enterprise forms and IDs | Complex layouts and handwriting |
| Inputs | PDF, images | PDF, images |
| Languages | 300+ languages | 40+ languages |
| Max pages per request | 2,000 | 500 |
| Tables | ✓ Yes | ✓ Yes |
| Handwriting | ✓ Yes | ✓ Yes |
| Math | No | ✓ Yes |
| Bounding boxes | ✓ Yes | ✓ Yes |
| Confidence | ✓ Yes | No |
| Forms | ✓ Yes | ✓ Yes |
| 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
Azure Document Intelligence
Azure layout model with tables, selection marks and prebuilt invoice and ID readers.
Azure Document Intelligence detailsChandra
Datalab's OCR model that keeps layout and handles forms, tables and handwriting.
Chandra detailsUse one, fall back to the other
Request body
{
"model": "azure/document-intelligence",
"fallbacks": ["datalab/chandra"],
"file_url": "https://example.com/document.pdf"
}Questions
More comparisons
Mistral OCR vs Azure Document IntelligenceMistral OCR vs ChandraGemini Flash vs Azure Document IntelligenceGemini Flash vs ChandraGPT vs Azure Document IntelligenceGPT vs ChandraClaude vs Azure Document IntelligenceClaude vs Chandra
Azure Document Intelligence alternativesChandra alternatives