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LongBench v2
Long Bench v2
Multi-domain long context understanding
📜 Long Context
Best: 75%
2 Models Evaluated
Champion
Gemini 3 Pro
63.3%
Best Score
Model Rankings
All models ranked by score on LongBench v2. Scores are relative to the best score of 75%.
| # | Model | Provider | Score | vs Best |
|---|---|---|---|---|
| 1 | Gemini 3 Pro Elo 1486 | 63.3% | Best | |
| 2 | Claude Opus 4.6 Elo 1503 | Anthropic | 58% | -17.0% |
Score Distribution
Gemini 3 Pro
63.3%
Claude Opus 4.6
58%
Run This Benchmark
Learn how to evaluate your own models on LongBench v2.
LongBench v2 is a standardized benchmark for evaluating AI model capabilities.
To run this benchmark on your own models, visit the official benchmark page or leaderboard for detailed instructions, code, and evaluation scripts.
Data compiled from official model cards, public leaderboards, and independent evaluations.