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IFAI

Model rankings

866 models · 5 boards · 2 sources

WebDev arena · People compare web pages built by two models · Published November 8, 2026

Best web builder
Claude Opus 5.5 (Max)Anthropic1,818Score
Best open model
Kimi K3.1 Pro (Max)Moonshot AI1,687Score
Best from China
Kimi K3.1 Pro (Max)Moonshot AI1,687Score
Most voted
GPT-6 Luna (Max)OpenAI30,097Votes
Top three by Score
1Claude Opus 5.5 (Max)Anthropic1,818
Top three open models
1Kimi K3.1 Pro (Max)Moonshot AI · #9 overall1,687
2DeepSeek-V4.1-Flash-20261017 (Max)DeepSeek · #14 overall1,664
3Kimi K3 (Max)Moonshot AI · #15 overall1,657
This week's changes
Gemini 4 Carbon (High)Intelligence · #1New
GPT-6.1 Terra (Max)Intelligence · #6New
Fish Audio Drama 3Speech · #6New
P-Video-2-ProVideo · #11New
AssemblyAI-TTS-1Speech · #14New
RankChangeModelScore95% intervalVotesPrice $/M
1—Muse Spark Open (Max)OpenMeta1,528±151,799$2.0
2—InklingOpenThinking Machines1,414±617,184$1.8
3—Inkling-SmallOpenThinking Machines1,407±95,227$0.52
4—NVIDIA-Nemotron-3.5-Super-VL-120B-A12B (NVFP4)OpenNVIDIA1,399±114,732—
5—Gemma 4 31BOpenGoogle1,369±616,301$0.000
6—Gemma 4 26B A4BOpenGoogle1,359±171,491—
7—Muse GlimmerOpenMeta1,355±161,634$0.52
8—Granite 4.1 8BOpenIBM1,193±191,749—

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 “—”.