Which is cheaper, Mathpix Convert or GLM-OCR?

GLM-OCR. Mathpix Convert is 7 credits / page and GLM-OCR is 2 credits / page.

Which is more accurate?

It depends on the document. Mathpix Convert is strongest at math and scientific papers, and GLM-OCR at low-cost general documents. Run a few of your own files through both and compare the output.

Yes. Put one as model and the other in fallbacks. If the first fails, the second reads the page, and you pay only for the one that answered.

Mathpix Convert vs GLM-OCR

GLM-OCR is cheaper per page; GLM-OCR is faster; only Mathpix Convert supports handwriting; only GLM-OCR supports multilingual.

Get API key All models

	Mathpix Convert`mathpix/convert`	GLM-OCR`zai/glm-ocr`
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	1.3 s / page
Best for	Math and scientific papers	Low-cost general documents
Inputs	PDF, images	PDF, images
Languages	30+ languages	100+ languages
Max pages per request	500	500
Tables	✓ Yes	✓ Yes
Handwriting	✓ Yes	No
Math	✓ Yes	✓ Yes
Bounding boxes	✓ Yes	✓ Yes
Confidence	✓ Yes	✓ Yes
Forms	No	No
Multilingual	No	✓ Yes
On OCRRouter	Coming soon	Available

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

GLM-OCR

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

GLM-OCR details

Use one, fall back to the other

Request body

{
  "model": "mathpix/convert",
  "fallbacks": ["zai/glm-ocr"],
  "file_url": "https://example.com/document.pdf"
}

Questions

More comparisons

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