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Azure Document Intelligence vs GLM-OCR

GLM-OCR is cheaper per page; GLM-OCR is faster; only Azure Document Intelligence supports forms, handwriting; only GLM-OCR supports math.

Azure Document Intelligenceazure/document-intelligenceGLM-OCRzai/glm-ocr
TypeOCR APIOpen source
Price15 credits / page2 credits / page
Per 1,000 pages$15.00$2.00
Typical speed1.5 s / page1.3 s / page
Best forEnterprise forms and IDsLow-cost general documents
InputsPDF, imagesPDF, images
Languages300+ languages100+ languages
Max pages per request2,000500
Tables✓ Yes✓ Yes
Handwriting✓ YesNo
MathNo✓ Yes
Bounding boxes✓ Yes✓ Yes
Confidence✓ Yes✓ Yes
Forms✓ YesNo
Multilingual✓ Yes✓ Yes
On OCRRouterAvailableAvailable

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

GLM-OCR

Small open-source OCR model from Z.ai with layout regions. MIT licensed.

GLM-OCR details

Try both on your own file

Run the file once with each model and compare the output.

النتيجة

سيظهر ناتج Markdown أو JSON هنا.

Use one, fall back to the other

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

Questions

More comparisons

Azure Document Intelligence alternativesGLM-OCR alternatives