WebDev Arena: leaderboard
Code Arena WebDev ranking from LMArena. Models generate web apps from prompts and are ranked by human preference votes; this project ingests the corresponding webdev_arena_external.csv feed from Epoch AI benchmark data.
Metric: Arena Score. Source: arena.ai. Saturation forecast: Around December 2027. 134 models tracked.
Top models
| # | Model | Score | Overall rank |
|---|---|---|---|
| 1 | Claude Opus 5.5 (Max) | 1820.31 | #3 (Claude Opus 5.5) |
| 2 | GPT-6 Astra (Max) | 1800.28 | #6 (GPT-6 Astra) |
| 3 | Claude Sonnet 5.5 (xHigh) | 1786.26 | #11 (Claude Sonnet 5.5) |
| 4 | GPT-6.1 Sol (Max) | 1758.72 | #7 (GPT-6.1 Sol) |
| 5 | Claude Fable 5.1 (Max) | 1758.05 | #9 (Claude Fable 5.1) |
| 6 | Claude Sonnet 5.5 (High) | 1698.82 | #11 (Claude Sonnet 5.5) |
| 7 | GPT-6 Sol (Max) | 1689.33 | #14 (GPT-6 Sol) |
| 8 | Claude Opus 5 (Max) | 1686.99 | #12 (Claude Opus 5) |
| 9 | Gemini 4 Argon (High) | 1679.5 | #8 (Gemini 4 Argon) |
| 10 | Kimi K3 (Max) | 1674.26 | #30 (Kimi K3) |
| 11 | Qwen 3.8 Max | 1670.58 | #35 |
| 12 | Claude Opus 5 (High) | 1660.45 | #12 (Claude Opus 5) |
| 13 | Muse Spark 1.3 (Max) | 1651.94 | #24 (Muse Spark 1.3) |
| 14 | Grok 4.7 (xHigh) | 1637.52 | #25 (Grok 4.7) |
| 15 | Claude Fable 5 (High) | 1627.98 | #16 (Claude Fable 5) |
No result here: #10 Muse Wonder Full.
Interactive version: theaggregate.ai/benchmark?slug=webdev-arena · How It Works · Data refreshed daily, snapshot 2026-10-20.