Mathpix Convert vs Chandra
Chandra is cheaper per page; Mathpix Convert is faster; only Mathpix Convert supports confidence; only Chandra supports forms, multilingual.
Mathpix Convertmathpix/convert | Chandradatalab/chandra | |
|---|---|---|
| Type | OCR API | Open source |
| Price | 7 credits / page | 2 credits / page |
| Per 1,000 pages | $7.00 | $2.00 |
| Typical speed | 1.5 s / page | 2.0 s / page |
| Best for | Math and scientific papers | Complex layouts and handwriting |
| Inputs | PDF, images | PDF, images |
| Languages | 30+ languages | 40+ languages |
| Max pages per request | 500 | 500 |
| Tables | ✓ Yes | ✓ Yes |
| Handwriting | ✓ Yes | ✓ Yes |
| Math | ✓ Yes | ✓ Yes |
| Bounding boxes | ✓ Yes | ✓ Yes |
| Confidence | ✓ Yes | No |
| Forms | No | ✓ Yes |
| Multilingual | No | ✓ Yes |
| On OCRRouter | Coming soon | Coming 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 detailsChandra
Datalab's OCR model that keeps layout and handles forms, tables and handwriting.
Chandra detailsUse one, fall back to the other
Request body
{
"model": "mathpix/convert",
"fallbacks": ["datalab/chandra"],
"file_url": "https://example.com/document.pdf"
}