benchmark evidence
Arena-Hard
Arena-Hard win rate vs GPT-4-0314 baseline on 500 challenging prompts.
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winner on Arena-Hard
OpenAI: GPT-579.2
direct benchmark result, not a broad vertical composite | source row dated 2026-05-18
scored on 2026-05-18
latest mapped results | top 20
| # | Model | Score | Evidence | Tested |
|---|---|---|---|---|
| 1 | OpenAI: GPT-5 | 79.2 | model-only independent_benchmark | 2026-05-18 |
| 2 | Mistral Large | 37.7 | model-only independent_benchmark | 2026-05-18 |
what this result means
Arena-Hard win rate vs GPT-4-0314 baseline on 500 challenging prompts.
This benchmark contributes direct public evidence. Read its scope before generalizing the result.
A win here is a win on Arena-Hard. Broad task pages require independent corroboration before naming a general winner.
source record
category: overall
metric: win_rate
matched models: 2
latest source date: 2026-05-18
direction: higher is better