olmOCR 2 vs Opus 4.5 (Medium)
Head-to-head OCR comparison · 123 battles · Updated October 6, 2026
In head-to-head OCR battles, Opus 4.5 (Medium) outperforms olmOCR 2 with a 87.0% win rate across 123 matchups. Opus 4.5 (Medium) currently ranks #4 on the OCR Arena leaderboard with an ELO rating of 1713, while olmOCR 2 holds position #15 with an ELO of 1408. These rankings are based on blind community voting where users compare OCR outputs without knowing which model produced each result.
Other comparisons
vs Opus 4.5 (Low)vs Gemini 3 Flashvs Opus 4.6 (Adaptive)vs Opus 4.6 (Low)vs Gemini 2.5 Flashvs Gemini 2.5 Provs Opus 4.6 (Medium)vs Sonnet 4.5vs Mistral OCR v3vs Qwen3-VL-8Bvs dots.ocrvs Nanonets2-3Bvs GLM-OCRvs Gemini 3 Previewvs GPT-5.1 (Medium)vs DeepSeek OCRvs GPT-5.1 (Low)vs GPT-5 (Low)vs GPT-5.2 (None)vs GPT-5 (Medium)vs GPT-5.2 (Medium)vs Iris