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Tesseract vs Nanonets-OCR

Tesseract is cheaper per page; Tesseract is faster; only Nanonets-OCR supports tables, math, forms.

Tesseracttesseract/tesseractNanonets-OCRnanonets/nanonets-ocr
TypeOpen sourceOpen source
PriceFree2 credits / page
Per 1,000 pages$0.00$2.00
Typical speed0.6 s / page1.8 s / page
Best forClean printed text, freeMarkdown with semantic tags
InputsPDF, imagesPDF, images
Languages100+ languagesMultilingual
Max pages per request500500
TablesNo✓ Yes
HandwritingNoNo
MathNo✓ Yes
Bounding boxesNoNo
ConfidenceNoNo
FormsNo✓ Yes
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

Tesseract

The classic open-source OCR engine. Plain text from clean printed scans.

Tesseract details

Nanonets-OCR

Open image-to-Markdown model that tags tables, equations, signatures, watermarks and checkboxes.

Nanonets-OCR details

Use one, fall back to the other

Request body
{
  "model": "tesseract/tesseract",
  "fallbacks": ["nanonets/nanonets-ocr"],
  "file_url": "https://example.com/document.pdf"
}

Questions

More comparisons

Tesseract alternativesNanonets-OCR alternatives