OCRRouterGet API key

Unlimited OCR API

Open-source model from Baidu that reads hundreds of pages in one pass with flat memory use.

Get API keyOpen in playground
Model ID
baidu/unlimited-ocr
Type
Open source
Price
2 credits / page ($2.00 per 1,000 pages)
Typical speed
1.2 s / page
Inputs
PDF, images
Languages
30+ languages
Max pages per request
1,000
Output
Markdown, JSON with positions
License
MIT
Supports
TablesMathBounding boxesMultilingual
curl https://api.ocrrouter.ai/v1/ocr \
  -H "Authorization: Bearer $OCRROUTER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "baidu/unlimited-ocr",
    "file_url": "https://example.com/invoice.pdf",
    "format": "markdown"
  }'
Unlimited OCR is not connected yet. The price below is an estimate. You can call the models that are live today with the same request.

Unlimited OCR speed and reliability

Loading…

Measured on our own traffic over the last 7 days.

Unlimited OCR pricing

Unlimited OCR costs 2 credits per page. One dollar buys 1,000 credits, so 1,000 pages cost $2.00. You only pay for pages that return a result.

New accounts get 200 free credits, enough for about 100 pages with this model. See pricing for credit packs.

Similar models

1MinerUOpen-source PDF to Markdown pipeline popular for academic and Chinese documents.opendatalab/mineru2 credits / page2dots.ocrSingle vision model from rednote that does layout detection and content recognition together.rednote/dots-ocr2 credits / page3Hunyuan OCRSmall end-to-end OCR model from Tencent covering parsing, extraction and photo translation.tencent/hunyuan-ocr2 credits / page

All Unlimited OCR alternatives

Compare Unlimited OCR

Unlimited OCR vs MinerUUnlimited OCR vs dots.ocrUnlimited OCR vs Hunyuan OCRUnlimited OCR vs Azure Document IntelligenceUnlimited OCR vs PaddleOCR (PP-OCR)Unlimited OCR vs Mathpix Convert

Questions