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Azure Document Intelligence vs Surya

Surya is cheaper per page; only Azure Document Intelligence supports forms, handwriting, confidence.

Azure Document Intelligenceazure/document-intelligenceSuryadatalab/surya
TypeOCR APIOpen source
Price15 credits / page2 credits / page
Per 1,000 pages$15.00$2.00
Typical speed1.5 s / page1.5 s / page
Best forEnterprise forms and IDsLayout and line-level OCR
InputsPDF, imagesPDF, images
Languages300+ languages90+ languages
Max pages per request2,000500
Tables✓ Yes✓ Yes
Handwriting✓ YesNo
MathNoNo
Bounding boxes✓ Yes✓ Yes
Confidence✓ YesNo
Forms✓ YesNo
Multilingual✓ Yes✓ Yes
On OCRRouterAvailableComing 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 details

Surya

Open-source OCR toolkit with line detection, layout analysis, reading order and tables.

Surya details

Use one, fall back to the other

Request body
{
  "model": "azure/document-intelligence",
  "fallbacks": ["datalab/surya"],
  "file_url": "https://example.com/document.pdf"
}

Questions

More comparisons

Azure Document Intelligence alternativesSurya alternatives