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Web development, measured.

Inspect results for a specific evaluation. Source coverage, test suite, and prompting configuration matter as much as the score.

EvalPlus archive (2024)Arena latest published

Arena published dataset · source published (oldest included board) 22 Oct 2026

Latest published overall boards for text, web development, and agents. Each rating has its own scale and publication date. Results are imported, not evaluated by BuildnScale. Update check overdue: no successful source check in the last eight hours. Displaying the last validated snapshot.

Retrieved 26 Oct 2026 · Last successful check 2026-10-26 22:34:24 UTC · View exact source ↗ · CC BY 4.0

Source: Arena / lmarena-ai leaderboard dataset, CC BY 4.0. Filtered to the latest overall boards and normalized by BuildnScale; evaluations were not rerun. No endorsement implied.

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Published evidence. Clear sources. No sponsored rank placement.

How to read these results →

150 models · Arena Web Development · Higher is better

Arena web development preference rating (overall). Distinct from repository issue resolution or general coding accuracy. Ranks apply only to this source snapshot and selected metric. Arena ranks are preserved from the source; other ranks use exact scores. Small differences do not establish statistical superiority.

Arena Web Development results from arena. Select models to compare.
CompareRankModel / evaluated labelArena Web DevelopmentSource
#1Claude Opus 5.5 (Max)anthropic1806.9

Source CI: 1793.6 to 1820.3

3,140 votes

Published 2026-10-23

Evidence
#2GPT-6 Astra (Max)openai1774.3

Source CI: 1764.4 to 1784.2

6,579 votes

Published 2026-10-23

Evidence
#3Claude Sonnet 5.5 (xHigh)anthropic1768.9

Source CI: 1756.7 to 1781.1

3,822 votes

Published 2026-10-23

Evidence
#4GPT-6.1 Sol (Max)openai1749.3

Source CI: 1737.1 to 1761.6

3,469 votes

Published 2026-10-23

Evidence
#5Claude Fable 5.1 (Max)anthropic1742.5

Source CI: 1733.7 to 1751.2

8,098 votes

Published 2026-10-23

Evidence
#6Muse Wonder Full (Max)meta1725.9

Source CI: 1712.0 to 1739.8

2,253 votes

Published 2026-10-23

Evidence
#7Claude Sonnet 5.5 (High)anthropic1709.2

Source CI: 1699.6 to 1718.8

5,632 votes

Published 2026-10-23

Evidence
#8Kimi K3.1 Pro (Max)moonshot1691.6

Source CI: 1678.1 to 1705.2

2,451 votes

Published 2026-10-23

Evidence
#9Claude Opus 5 (Max)anthropic1690.7

Source CI: 1684.5 to 1696.9

18,995 votes

Published 2026-10-23

Evidence
#10GPT-6 Sol (Max)openai1680.8

Source CI: 1670.9 to 1690.8

5,008 votes

Published 2026-10-23

Evidence
#11Gemini 4 Argon (High)google1674.2

Source CI: 1661.5 to 1686.8

2,729 votes

Published 2026-10-23

Evidence
#12Qwen3.8-Max (0902)alibaba1673.1

Source CI: 1666.2 to 1680.0

15,637 votes

Published 2026-10-23

Evidence
#13Qwen3.8-Maxalibaba1672.2

Source CI: 1660.2 to 1684.3

3,429 votes

Published 2026-10-23

Evidence
#14DeepSeek-V4.1-Flash-20261017 (Max)deepseek1665.0

Source CI: 1651.9 to 1678.0

2,500 votes

Published 2026-10-23

Evidence
#15Claude Opus 5 (High)anthropic1658.6

Source CI: 1653.2 to 1663.9

25,607 votes

Published 2026-10-23

Evidence
#16Muse Spark 1.3 (Max)meta1657.2

Source CI: 1649.5 to 1664.9

9,921 votes

Published 2026-10-23

Evidence
#17Kimi K3 (Max)moonshot1654.9

Source CI: 1648.9 to 1660.8

20,312 votes

Published 2026-10-23

Evidence
#18Muse Wonder (Max)meta1651.0

Source CI: 1638.3 to 1663.6

2,733 votes

Published 2026-10-23

Evidence
#19Grok 4.7 (xHigh)xai1637.9

Source CI: 1628.7 to 1647.2

5,725 votes

Published 2026-10-23

Evidence
#20MiMo-V2.6-Flashxiaomi1634.8

Source CI: 1625.7 to 1644.0

5,749 votes

Published 2026-10-23

Evidence
#21Hy4 previewtencent1631.2

Source CI: 1621.6 to 1640.9

4,788 votes

Published 2026-10-23

Evidence
#22Qwen3.8-Flash-Nextalibaba1628.8

Source CI: 1620.9 to 1636.6

8,866 votes

Published 2026-10-23

Evidence
#23MiMo-V2.6-Proxiaomi1625.4

Source CI: 1616.3 to 1634.5

5,678 votes

Published 2026-10-23

Evidence
#24Claude Fable 5 (High)anthropic1624.3

Source CI: 1618.2 to 1630.3

16,342 votes

Published 2026-10-23

Evidence
#25GLM-5.3 (Max)zai1622.8

Source CI: 1615.4 to 1630.2

10,315 votes

Published 2026-10-23

Evidence

#1

Claude Opus 5.5 (Max)
1806.9Arena Web Development

Source CI: 1793.6 to 1820.3

3,140 votes

Published 2026-10-23

anthropicEvidence

#2

GPT-6 Astra (Max)
1774.3Arena Web Development

Source CI: 1764.4 to 1784.2

6,579 votes

Published 2026-10-23

openaiEvidence

#3

Claude Sonnet 5.5 (xHigh)
1768.9Arena Web Development

Source CI: 1756.7 to 1781.1

3,822 votes

Published 2026-10-23

anthropicEvidence

#4

GPT-6.1 Sol (Max)
1749.3Arena Web Development

Source CI: 1737.1 to 1761.6

3,469 votes

Published 2026-10-23

openaiEvidence

#5

Claude Fable 5.1 (Max)
1742.5Arena Web Development

Source CI: 1733.7 to 1751.2

8,098 votes

Published 2026-10-23

anthropicEvidence

#6

Muse Wonder Full (Max)
1725.9Arena Web Development

Source CI: 1712.0 to 1739.8

2,253 votes

Published 2026-10-23

metaEvidence

#7

Claude Sonnet 5.5 (High)
1709.2Arena Web Development

Source CI: 1699.6 to 1718.8

5,632 votes

Published 2026-10-23

anthropicEvidence

#8

Kimi K3.1 Pro (Max)
1691.6Arena Web Development

Source CI: 1678.1 to 1705.2

2,451 votes

Published 2026-10-23

moonshotEvidence

#9

Claude Opus 5 (Max)
1690.7Arena Web Development

Source CI: 1684.5 to 1696.9

18,995 votes

Published 2026-10-23

anthropicEvidence

#10

GPT-6 Sol (Max)
1680.8Arena Web Development

Source CI: 1670.9 to 1690.8

5,008 votes

Published 2026-10-23

openaiEvidence

#11

Gemini 4 Argon (High)
1674.2Arena Web Development

Source CI: 1661.5 to 1686.8

2,729 votes

Published 2026-10-23

googleEvidence

#12

Qwen3.8-Max (0902)
1673.1Arena Web Development

Source CI: 1666.2 to 1680.0

15,637 votes

Published 2026-10-23

alibabaEvidence

#13

Qwen3.8-Max
1672.2Arena Web Development

Source CI: 1660.2 to 1684.3

3,429 votes

Published 2026-10-23

alibabaEvidence

#14

DeepSeek-V4.1-Flash-20261017 (Max)
1665.0Arena Web Development

Source CI: 1651.9 to 1678.0

2,500 votes

Published 2026-10-23

deepseekEvidence

#15

Claude Opus 5 (High)
1658.6Arena Web Development

Source CI: 1653.2 to 1663.9

25,607 votes

Published 2026-10-23

anthropicEvidence

#16

Muse Spark 1.3 (Max)
1657.2Arena Web Development

Source CI: 1649.5 to 1664.9

9,921 votes

Published 2026-10-23

metaEvidence

#17

Kimi K3 (Max)
1654.9Arena Web Development

Source CI: 1648.9 to 1660.8

20,312 votes

Published 2026-10-23

moonshotEvidence

#18

Muse Wonder (Max)
1651.0Arena Web Development

Source CI: 1638.3 to 1663.6

2,733 votes

Published 2026-10-23

metaEvidence

#19

Grok 4.7 (xHigh)
1637.9Arena Web Development

Source CI: 1628.7 to 1647.2

5,725 votes

Published 2026-10-23

xaiEvidence

#20

MiMo-V2.6-Flash
1634.8Arena Web Development

Source CI: 1625.7 to 1644.0

5,749 votes

Published 2026-10-23

xiaomiEvidence

#21

Hy4 preview
1631.2Arena Web Development

Source CI: 1621.6 to 1640.9

4,788 votes

Published 2026-10-23

tencentEvidence

#22

Qwen3.8-Flash-Next
1628.8Arena Web Development

Source CI: 1620.9 to 1636.6

8,866 votes

Published 2026-10-23

alibabaEvidence

#23

MiMo-V2.6-Pro
1625.4Arena Web Development

Source CI: 1616.3 to 1634.5

5,678 votes

Published 2026-10-23

xiaomiEvidence

#24

Claude Fable 5 (High)
1624.3Arena Web Development

Source CI: 1618.2 to 1630.3

16,342 votes

Published 2026-10-23

anthropicEvidence

#25

GLM-5.3 (Max)
1622.8Arena Web Development

Source CI: 1615.4 to 1630.2

10,315 votes

Published 2026-10-23

zaiEvidence
Page 1 of 6

Source: Arena / lmarena-ai leaderboard dataset, CC BY 4.0. Filtered to the latest overall boards and normalized by BuildnScale; evaluations were not rerun. No endorsement implied.