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IFAI

Model rankings

1160 models · 5 boards · 2 sources

WebDev arena · People compare web pages built by two models · Published April 23, 2026

Best web builder
claude-opus-4-7-thinkingAnthropic1,572Score
Best open model
glm-5.1Z.ai1,534Score
Best from China
glm-5.1Z.ai1,534Score
Most voted
claude-sonnet-4-5-20250929Anthropic18,382Votes
Top three by Score
1claude-opus-4-7-thinkingAnthropic1,572
2claude-opus-4-6-thinkingAnthropic1,552
3glm-5.1Z.ai1,534
Top three open models
1glm-5.1Z.ai · #3 overall1,534
2kimi-k2.6Moonshot AI · #4 overall1,529
3deepseek-v4-pro-thinkingDeepSeek · #12 overall1,456
This week's changes
GPT-5.5 (xhigh)Intelligence · #1New
GPT Image 2 (high)Image · #1New
Realtime TTS 1.5 MaxSpeech · #1New
kimi-k2.6Coding · #4New
RankChangeModelScore95% intervalVotesPrice $/M
1—claude-opus-4-7-thinkingClosedAnthropic · 1 more variant1,572±181,393—
2—claude-opus-4-6-thinkingClosedAnthropic · 1 more variant1,552±104,922—
3—claude-sonnet-4-6ClosedAnthropic1,527±97,751—
4Newmuse-sparkClosedMeta1,512±161,611—
5▼ 1claude-opus-4-5-20251101-thinking-32kClosedAnthropic1,491±713,065—
6▲ 1qwen3.6-plusClosedAlibaba1,471±122,854—
7▼ 2claude-opus-4-5-20251101ClosedAnthropic1,468±615,283—
8—gemini-3.1-pro-previewClosedGoogle1,457±86,813—
9▼ 3gpt-5.4-high (codex-harness)ClosedOpenAI1,457±171,482—
10▼ 1gemini-3-proClosedGoogle1,438±717,169—
11▼ 1gpt-5.4-medium (codex-harness)ClosedOpenAI1,437±161,448—
12▼ 1gemini-3-flashClosedGoogle · 1 more variant1,437±713,276—
13▼ 1mimo-v2-proClosedXiaomi1,426±104,021—
14▼ 1gpt-5.3-codex (codex-harness)ClosedOpenAI1,407±122,965—
15▼ 1gpt-5.2ClosedOpenAI1,404±171,459—
16▼ 1grok-4.20-beta-0309-reasoningClosedxAI1,403±104,209—
17—gpt-5.4-mini-highClosedOpenAI1,399±132,541—
18▼ 2gpt-5-mediumClosedOpenAI1,393±133,755—
19▼ 1gpt-5.1-mediumClosedOpenAI1,391±96,122—
20▼ 1claude-sonnet-4-5-20250929-thinking-32kClosedAnthropic1,388±615,740—
21▼ 1claude-sonnet-4-5-20250929ClosedAnthropic1,386±618,382—
22▼ 1claude-opus-4-1-20250805ClosedAnthropic1,385±98,568—
23▼ 1gpt-5.1ClosedOpenAI1,339±712,872—
24▼ 1gpt-5.2-codexClosedOpenAI1,335±87,763—
25▼ 1gpt-5.1-codexClosedOpenAI1,329±96,228—
26▼ 1claude-haiku-4-5-20251001ClosedAnthropic1,316±617,855$2.0
27▼ 1KAT-Coder-Pro-V1Closed1,258±151,882—
28▼ 1gpt-5.1-codex-miniClosedOpenAI1,239±171,444—
29—qwen3.5-flashClosedAlibaba1,236±171,560—
30▼ 2gemini-3.1-flash-lite-previewClosedGoogle1,235±96,233$0.56
31▼ 1grok-4-1-fast-reasoningClosedxAI1,234±96,916—
32▼ 1grok-4.1-thinkingClosedxAI1,208±201,209—
33▼ 1gemini-2.5-proClosedGoogle1,203±133,300—
34▼ 1mercury-2ClosedInception1,165±23947—
35▼ 1grok-4-fast-reasoningClosedxAI1,149±23936—
36▼ 1grok-code-fast-1ClosedxAI1,139±22984—
37▼ 1devstral-medium-2507ClosedMistral1,091±23993—

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 “—”.