OpenRouter ranks Claude Opus 5.5 top on scanned-document OCR, Mistral OCR close behind
Overview
OpenRouter's blog reports that Claude Opus 5.5 was the most accurate of 15 vision models and Mistral OCR on its scanned-document test, getting 262 of 264 key values right at $16.42 per 1,000 pages.
Mistral OCR got 258 of 264 at $2.02 per 1,000 pages, and Tesseract 5.5 got 46 of 88 on the same set.
The test used eight degraded pages that OpenRouter built from text it wrote, so every character could be checked. OpenRouter says readers should run their own scans through the models before choosing one.
Written by AI from the articles below · updated Nov 10, 12:04 PM ET
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The articles in this story. Times are ET.
- OpenRouter BlogOfficialOpenRouter tests 15 vision models and Mistral OCR on scanned documents
AIOpenRouter ranks Claude Opus 5.5 most accurate on scanned documents, with 262 of 264 key values correct at $16.42 per 1,000 pages. Mistral OCR scored 258 of 264 at $2.02 per 1,000 pages, while Tesseract 5.5 scored 46 of 88 on the same test set. The test used eight degraded pages built from known text, so OpenRouter says readers should test models on their own scans.
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