OpenUI Generative UI Benchmark: leaderboard
Metric: Structural Validity (%). Source: www.openui.com. 30 models tracked.
Top models
| # | Model | Score |
|---|---|---|
| 1 | GPT-5.6 Sol | 99.5 |
| 2 | Grok 4.6 | 99.5 |
| 3 | Claude Opus 4.8 | 98.9 |
| 4 | Gemini 3.7 Flash | 98.9 |
| 5 | GPT-5.6 Terra | 98.4 |
| 6 | Claude Sonnet 5 | 98.4 |
| 7 | Kimi K3 | 96.2 |
| 8 | Claude Opus 5 | 96.2 |
| 9 | Muse Spark 1.2 | 96.2 |
| 10 | Claude Sonnet 4.6 | 92.9 |
| 11 | GLM-5.3 | 90.8 |
| 12 | Inkling Small | 88.6 |
| 13 | DeepSeek V4 Flash | 85.8 |
| 14 | DeepSeek V4 Pro | 84.2 |
| 15 | GPT-5.6 Luna | 83.7 |
Interactive version: theaggregate.ai/benchmark?slug=openui-generative-ui-benchmark · How It Works · Data refreshed daily, snapshot 2026-09-05.