Community preference (documents)

Arena Elo (Documents)

Real people hand two anonymous AIs the same PDF or document and vote for whichever answers better. The votes become a chess-style Elo rating on arena.ai. Unlike a fixed document benchmark, the files are whatever people actually brought along. Higher is better.

Rankings

Higher is better

Arena Elo (Documents) — frequently asked questions

What is Arena Elo (Documents)?
Real people hand two anonymous AIs the same PDF or document and vote for whichever answers better. The votes become a chess-style Elo rating on arena.ai. Unlike a fixed document benchmark, the files are whatever people actually brought along. Higher is better.
Which AI model scores highest on Arena Elo (Documents)?
Claude Opus 5 by Anthropic holds the best Arena Elo (Documents) result among tracked models, at 1520 (released Jul 24 2026). Higher scores are better on this benchmark.
What are the top 5 models on Arena Elo (Documents)?
1. Claude Opus 5 (Anthropic) — 1520; 2. Claude Opus 4.6 (Anthropic) — 1510; 3. Claude Fable 5 (Anthropic) — 1504; 4. Claude Opus 4.7 (Anthropic) — 1498; 5. GPT-5.5 (OpenAI) — 1485.
How many models have a published Arena Elo (Documents) score?
25 tracked models have a published Arena Elo (Documents) score. Scores are the figures reported by each lab at that model's release, so this page is a record of results over time rather than a re-run leaderboard.