olmOCR 2 vs Opus 4.5 (Medium)
Head-to-head OCR comparison · 116 battles · Updated May 20, 2026
In head-to-head OCR battles, Opus 4.5 (Medium) outperforms olmOCR 2 with a 87.1% win rate across 116 matchups. Opus 4.5 (Medium) currently ranks #1 on the OCR Arena leaderboard with an ELO rating of 1716, while olmOCR 2 holds position #23 with an ELO of 1377. These rankings are based on blind community voting where users compare OCR outputs without knowing which model produced each result.
Other comparisons
vs Gemini 3 Flashvs Opus 4.6 (Adaptive)vs Opus 4.6 (Low)vs Gemini 2.5 Provs Opus 4.5 (Low)vs Opus 4.6 (Medium)vs Gemini 2.5 Flashvs Sonnet 4.5vs Mistral OCR v3vs Gemini 3 Previewvs GPT-5.1 (Medium)vs GPT-5.1 (Low)vs GPT-5 (Medium)vs Qwen3-VL-8Bvs GPT-5 (Low)vs dots.ocrvs GPT-5.2 (Medium)vs Nanonets2-3Bvs Irisvs DeepSeek OCRvs GPT-5.2 (None)vs GLM-OCR