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Docling vs olmOCR

OlmOCR is faster; only Docling supports bounding boxes; only olmOCR supports handwriting.

Doclingibm/doclingolmOCRallenai/olmocr
TypeOpen sourceOpen source
Price2 credits / page2 credits / page
Per 1,000 pages$2.00$2.00
Typical speed2.2 s / page1.5 s / page
Best forStructured export for RAGBulk PDF to text for datasets
InputsPDF, images, DOCXPDF, images
LanguagesLatin scripts, CJKMainly English
Max pages per request5001,000
Tables✓ Yes✓ Yes
HandwritingNo✓ Yes
Math✓ Yes✓ Yes
Bounding boxes✓ YesNo
ConfidenceNoNo
FormsNoNo
MultilingualNoNo
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

Docling

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

Docling details

olmOCR

Open-source vision model from Ai2 that turns PDFs into clean, reading-order text.

olmOCR details

Use one, fall back to the other

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

Questions

More comparisons

Docling alternativesolmOCR alternatives