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. Status: years away from saturation. 119 models tracked.

Top models

#ModelScore
1Claude Fable 5.1 (Max)1765.37
2Claude Opus 5 (Max)1690.64
3Kimi K3 (Max)1673.7
4Qwen 3.8 Max1668.94
5Claude Opus 5 (High)1662.59
6Grok 4.6 (High)1628.84
7GPT-5.6 Sol (xHigh)1618.71
8GLM-5.3 Flash1604.43
9GLM-5.3 (Max)1598.6
10Qwen 3.8 27B1594.78
11GLM-5.2 (Max)1593.25
12Gemini 3.7 Flash (High)1587.04
13DeepSeek V4 Flash (0731) (High)1579.1
14Gemini 3.8 Flash (High)1567.33
15Claude Opus 4.8 (High)1563.49

Interactive version: theaggregate.ai/benchmark?slug=webdev-arena · How It Works · Data refreshed daily, snapshot 2026-09-05.