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Mathpix Convert vs Kraken

Kraken is cheaper per page; only Mathpix Convert supports math, tables, confidence; only Kraken supports multilingual.

Mathpix Convertmathpix/convertKrakenkraken/kraken
TypeOCR APIOpen source
Price7 credits / page1 credit / page
Per 1,000 pages$7.00$1.00
Typical speed1.5 s / page1.5 s / page
Best forMath and scientific papersHistorical documents and manuscripts
InputsPDF, imagesimages
Languages30+ languagesMany scripts, incl. right-to-left
Max pages per request500500
Tables✓ YesNo
Handwriting✓ Yes✓ Yes
Math✓ YesNo
Bounding boxes✓ Yes✓ Yes
Confidence✓ YesNo
FormsNoNo
MultilingualNo✓ Yes
On OCRRouterComing soonComing soon

Prices are what you pay on OCRRouter. Speed is the provider's typical figure, not a benchmark we ran.

What each one is

Mathpix Convert

Specialist for math, science papers and handwritten formulas. Outputs LaTeX.

Mathpix Convert details

Kraken

OCR engine for historical documents and manuscripts, with trainable models for unusual scripts.

Kraken details

Use one, fall back to the other

Request body
{
  "model": "mathpix/convert",
  "fallbacks": ["kraken/kraken"],
  "file_url": "https://example.com/document.pdf"
}

Questions

More comparisons

Mathpix Convert alternativesKraken alternatives