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Azure Document Intelligence vs Docling

Docling is cheaper per page; Azure Document Intelligence is faster; only Azure Document Intelligence supports forms, handwriting, confidence, multilingual; only Docling supports math.

Get API keyAll models
Azure Document Intelligenceazure/document-intelligenceDoclingibm/docling
TypeOCR APIOpen source
Price15 credits / page2 credits / page
Per 1,000 pages$15.00$2.00
Typical speed1.5 s / page2.2 s / page
Best forEnterprise forms and IDsStructured export for RAG
InputsPDF, imagesPDF, images, DOCX
Languages300+ languagesLatin scripts, CJK
Max pages per request2,000500
Tables✓ Yes✓ Yes
Handwriting✓ YesNo
MathNo✓ Yes
Bounding boxes✓ Yes✓ Yes
Confidence✓ YesNo
Forms✓ YesNo
Multilingual✓ YesNo
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

Docling

IBM's open-source document converter with a structured document model.

Docling details

Use one, fall back to the other

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

Questions

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