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IFAI

Model rankings

1092 models · 5 boards · 2 sources

WebDev arena · People compare web pages built by two models · Published March 26, 2026

Best web builder
claude-opus-4-6Anthropic1,549Score
Best open model
glm-5Z.ai1,445Score
Best from China
glm-5Z.ai1,445Score
Most voted
claude-sonnet-4-5-20250929Anthropic17,947Votes
Top three by Score
1claude-opus-4-6Anthropic1,549
2claude-sonnet-4-6Anthropic1,523
Top three open models
1glm-5Z.ai · #7 overall1,445
2glm-4.7Z.ai · #8 overall1,439
3kimi-k2.5-thinkingMoonshot AI · #13 overall1,430
This week's changes
MiniMax-M2.7Intelligence · #9New
MiMo-V2-ProIntelligence · #10New
GPT-5.4 mini (xhigh)Intelligence · #14New
GLM-5-TurboIntelligence · #17New
GPT-5.4 nano (xhigh)Intelligence · #22New
RankChangeModelScore95% intervalVotesPrice $/M
1—claude-opus-4-6ClosedAnthropic · 1 more variant1,549±114,264—
2—claude-sonnet-4-6ClosedAnthropic1,523±96,391—
3—claude-opus-4-5-20251101-thinking-32kClosedAnthropic1,491±713,247—
4—claude-opus-4-5-20251101ClosedAnthropic1,465±713,559—
5—gpt-5.4-high (codex-harness)ClosedOpenAI1,457±171,488—
6—gemini-3.1-pro-previewClosedGoogle1,455±104,733—
7—gemini-3-proClosedGoogle1,438±717,152—
8—gemini-3-flashClosedGoogle · 1 more variant1,437±713,266—
9—gpt-5.4-medium (codex-harness)ClosedOpenAI1,428±161,575—
10—gpt-5.3-codex (codex-harness)ClosedOpenAI1,407±122,973—
11—gpt-5.2ClosedOpenAI1,403±161,460—
12—gpt-5-mediumClosedOpenAI1,392±133,752—
13▲ 1gpt-5.1-mediumClosedOpenAI1,390±96,121—
14▼ 1claude-sonnet-4-5-20250929-thinking-32kClosedAnthropic1,389±615,905—
15—claude-sonnet-4-5-20250929ClosedAnthropic1,386±617,947—
16—claude-opus-4-1-20250805ClosedAnthropic1,384±98,568—
17—grok-4.20-beta-0309-reasoningClosedxAI1,378±132,379—
18—gpt-5.1ClosedOpenAI1,339±712,865—
19—gpt-5.2-codexClosedOpenAI1,336±87,951—
20—gpt-5.1-codexClosedOpenAI1,328±96,221—
21—claude-haiku-4-5-20251001ClosedAnthropic1,309±615,957$2.0
22▲ 2gemini-3.1-flash-lite-previewClosedGoogle1,242±104,579$0.56
23▼ 1gpt-5.1-codex-miniClosedOpenAI1,238±171,443—
24▼ 1grok-4-1-fast-reasoningClosedxAI1,233±96,916—
25—grok-4.1-thinkingClosedxAI1,206±201,209—
26—gemini-2.5-proClosedGoogle1,202±133,295—
27—mercury-2ClosedInception1,183±211,107—
28—grok-4-fast-reasoningClosedxAI1,147±23933—
29—grok-code-fast-1ClosedxAI1,138±22983—

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 “—”.