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IFAI

Model rankings

1432 models · 5 boards · 2 sources

WebDev arena · People compare web pages built by two models · Published August 21, 2026

Best web builder
claude-opus-5-maxAnthropic1,691Score
Best open model
kimi-k3-maxMoonshot AI1,674Score
Best from China
kimi-k3-maxMoonshot AI1,674Score
Most voted
claude-haiku-4-5-20251001Anthropic26,652Votes
Top three by Score
1claude-opus-5-maxAnthropic1,691
2kimi-k3-maxMoonshot AI1,674
3qwen3.8-maxAlibaba1,669
Top three open models
1kimi-k3-maxMoonshot AI · #2 overall1,674
2glm-5.3-maxZ.ai · #8 overall1,599
3qwen3.8-27bAlibaba · #9 overall1,595
This week's changes
Sonic 3.6Speech · #1New
Grok 4.6 (high)Intelligence · #4New
Qwen3.8 2.4T A95BIntelligence · #7New
glm-5.3-maxCoding · #8New
Qwen-Image-3.0-ProImage · #8New
RankChangeModelScore95% intervalVotesPrice $/M
1—inklingOpenThinking Machines1,408±87,088$1.8
2NewInkling SmallOpenThinking Machines1,402±113,806$0.52
3▼ 1gemma-4-31bOpenGoogle1,364±78,965$0.000
4▼ 1gemma-4-26b-a4bOpenGoogle1,362±171,443—
5▼ 1muse-glimmerOpenMeta1,359±161,507$0.52
6▼ 1granite-4.1-8bOpenIBM1,191±191,704—

Intelligence over time

Each maker's best model at the time on the Artificial Analysis Intelligence Index, by the month it was released.

Gained most · Anthropic +57.2Highest now · Anthropic 64.6Gap between highest and lowest 18.1 ptsTime range Nov 2025 – Nov 2026
64.6Anthropic60.0Google56.9OpenAI50.1Meta46.5Kimi

Arena data comes from the leaderboard dataset it publishes on Hugging Face (CC BY 4.0). Only each board's overall leaderboard is used; scores and ranks are unchanged. dataset · CC BY 4.0

Artificial Analysis data comes from its API (artificialanalysis.ai). Scores are unchanged; ranks follow the scores. artificialanalysis.ai

Open or closed follows the license Arena gives; prices and Artificial Analysis intelligence show only where model names match, otherwise “—”.