NCERT HISTORY / OCR BENCHMARK

Which model reads the page best?

Seven OCR models. Forty-eight pages from four textbook eras. A side-by-side view of what the judge saw.

How to read this

Scores are one VLM judge’s preferences, not measured transcription accuracy. The pages are a diagnostic sample, not a random sample of all textbooks. Confidence intervals overlap for the top two models; use page-level inspection and independent human transcripts before choosing a winner.

01 / OVERVIEW

Leaderboard

994 judged · 14 automatic ties
RankModelELO (95% interval)WinsLossesTies

48 pages × 21 model pairs = 1,008 comparisons. The English-only rubric used Qwen3.5-35B-A3B (Novita). Images shown below are resized copies for viewing; the judge used images capped at 1,024 pixels on the long side and OCR text capped at 2,500 characters per output.

02 / PAGE BY PAGE

Inspect a comparison

Selected textbook page
Source page · click to enlarge
JUDGE VERDICT