# Benchmark Comparison

Side-by-side performance benchmark visualization comparing multiple implementations.

## Surfaces

web, google-meet-stage, google-apps-script-web, mcp-apps

## Fields

| Field | Type |
|---|---|
| items | array of {label, value}. Benchmark entries. |

## Example payload

```json
{
  "type": "benchmark_comparison",
  "items": [
    {
      "label": "Item 1"
    },
    {
      "label": "Item 2"
    }
  ]
}
```

Live page: https://a2uicatalog.ai/atoms/benchmark_comparison/
Full field contract: https://a2uicatalog.ai/spec.json