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IFAI

Model rankings

896 models · 5 boards · 2 sources

WebDev arena · People compare web pages built by two models · Published November 9, 2026

Best web builder
Claude Opus 5.5 (Max)Anthropic1,818Score
Best open model
Kimi K3.1 Pro (Max)Moonshot AI1,688Score
Best from China
Kimi K3.1 Pro (Max)Moonshot AI1,688Score
Most voted
GPT-6 Luna (Max)OpenAI29,989Votes
Top three by Score
1Claude Opus 5.5 (Max)Anthropic1,818
Top three open models
1Kimi K3.1 Pro (Max)Moonshot AI · #9 overall1,688
2DeepSeek-V4.1-Flash-20261017 (Max)DeepSeek · #14 overall1,664
3Kimi K3 (Max)Moonshot AI · #15 overall1,657
This week's changes
Simba 3.5Speech · #5New
Bach 1.0 ProVideo · #7New
RankChangeModelScore95% intervalVotesPrice $/M
1—Qwen3.8-Max (0902)ClosedAlibaba1,677±621,354$3.0
2—Qwen3.8-MaxClosedAlibaba1,670±123,373$3.0
3—Step 5 Preview (High)ClosedStepFun1,572±87,267$1.4
4—Seed2.1 Pro PreviewClosedByteDance1,519±617,367—
5—Qwen3.7-Max (20260517)ClosedAlibaba1,515±78,751—
6—Qwen3.6-Max-PreviewClosedAlibaba1,482±132,677—
7—Qwen3.6-PlusClosedAlibaba1,461±618,273—
8—MiMo-V2-ProClosedXiaomi1,434±87,194—
9—GLM-5V-TurboClosedZ.ai1,399±132,375—
10—Qwen3.5-FlashClosedAlibaba1,243±201,322—

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 “—”.