> ## Documentation Index > Fetch the complete documentation index at: https://openrouter.ai/docs/llms.txt > Use this file to discover all available pages before exploring further. # DABenchmarkEntry A single Design Arena benchmark entry for a specific arena+category ## Fields | Field | Type | Required | Description | Example | | ---------- | ------- | -------------------- | ----------------------------------------------------------------------------------------------- | ------- | | `arena` | *str* | :heavy\_check\_mark: | Arena type (e.g. models, builders, agents) | models | | `category` | *str* | :heavy\_check\_mark: | Category within the arena (e.g. website, gamedev, uicomponent) | website | | `elo` | *float* | :heavy\_check\_mark: | ELO rating from head-to-head arena battles | 1385.2 | | `rank` | *int* | :heavy\_check\_mark: | Rank position within this arena+category among models available on OpenRouter (1 = highest ELO) | 5 | | `win_rate` | *float* | :heavy\_check\_mark: | Win rate percentage in arena battles | 62.5 |