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IFAI

Model rankings

1396 models · 5 boards · 2 sources

Artificial AnalysisIntelligence IndexArenaText arena

Text arena · Anonymous head-to-head votes · Published August 6, 2026

Most preferred
claude-fable-5Anthropic1,507Score
Best open model
kimi-k3-maxMoonshot AI1,485Score
Best from China
qwen3.8-maxAlibaba1,497Score
Most voted
claude-3-opus-20240229Anthropic194,909Votes
Top three by Score
1claude-fable-5Anthropic1,507
2claude-opus-4-6-thinkingAnthropic1,505
3claude-opus-4-7-thinkingAnthropic1,502
Top three open models
1kimi-k3-maxMoonshot AI · #12 overall1,485
2glm-5.2-maxZ.ai · #30 overall1,471
3glm-5.1Z.ai · #33 overall1,468
This week's changes
muse-spark-1.2 (xHigh)Coding · #13New
gemini-3.5-flash-highCoding · #25New
Inkling SmallIntelligence · #36New
Celeris-1Intelligence · #221New
RankChangeModelScore95% intervalVotesPrice $/M
1—claude-fable-5ClosedAnthropic1,507±619,390—
2—claude-opus-4-6-thinkingClosedAnthropic · 1 more variant1,505±469,336—
3—claude-opus-4-7-thinkingClosedAnthropic · 1 more variant1,502±457,018—
4Newmuse-spark-1.2 (xHigh)ClosedMeta1,498±132,057—
5▼ 1claude-opus-5-highClosedAnthropic1,493±614,902—
6▼ 1claude-opus-5-maxClosedAnthropic1,488±87,137—
7—muse-sparkClosedMeta1,488±613,476—
8▼ 2muse-spark-1.1ClosedMeta1,487±614,227—
9—gemini-3.1-pro-previewClosedGoogle1,487±391,328—
10▼ 2gemini-3-proClosedGoogle1,486±441,242—
11▲ 1gemini-3.6-flashClosedGoogle1,485±610,968—
12▼ 2claude-opus-4-8-thinkingClosedAnthropic · 1 more variant1,483±537,546—
13—gpt-5.5-highClosedOpenAI1,482±452,142—
14▼ 3gpt-5.6-sol-xhighClosedOpenAI1,482±612,839—
15▼ 1gpt-5.4-highClosedOpenAI1,477±460,156—
16—gpt-5.5ClosedOpenAI1,477±453,407—
17▼ 2gemini-3.5-flash-highClosedGoogle1,476±522,797—
18▼ 1gpt-5.2-chat-latest-20260210ClosedOpenAI1,476±434,020—
19▼ 1grok-4.20-beta1ClosedxAI1,474±526,553—
20▼ 1gemini-3.5-flash-mediumClosedGoogle1,474±521,100—
21▼ 1gpt-5.5-instantClosedOpenAI1,474±525,642—
22▼ 1gemini-3-flashClosedGoogle · 1 more variant1,473±430,625—
23▼ 1claude-opus-4-5-20251101-thinking-32kClosedAnthropic1,473±436,960—
24—claude-sonnet-4-6ClosedAnthropic1,472±463,453—
25▼ 2grok-4.20-beta-0309-reasoningClosedxAI1,472±461,639—
26▼ 1grok-4.20-multi-agent-beta-0309ClosedxAI1,471±460,322—
27▼ 1claude-opus-4-5-20251101ClosedAnthropic1,469±370,504—
28▼ 1grok-4.5ClosedxAI1,468±614,883—
29▼ 1gpt-5.6-terra-xhighClosedOpenAI1,467±613,275—
30▼ 1grok-4.1-thinkingClosedxAI · 1 more variant1,466±365,044—
31▼ 1gpt-5.4ClosedOpenAI1,465±463,097—
32▼ 1claude-sonnet-5-highClosedAnthropic1,463±520,311—
33▼ 1gemini-3.5-flash-liteClosedGoogle1,459±610,847$0.85
34▼ 1claude-sonnet-4-5-20250929-thinking-32kClosedAnthropic1,456±381,888—
35▼ 1claude-sonnet-4-5-20250929ClosedAnthropic1,455±380,284—
36▼ 1gpt-5.1-highClosedOpenAI1,454±440,680—
37▼ 1gemma-4-31bOpenGoogle1,451±85,839$0.000
38▼ 1gpt-5.6-luna-xhighClosedOpenAI1,450±613,651—
39▼ 1claude-opus-4-1-20250805-thinking-16kClosedAnthropic1,449±349,720—
40▼ 1gpt-5.3-chat-latestClosedOpenAI1,449±432,583—
41▼ 1gpt-5.4-mini-highClosedOpenAI1,448±458,984—
42▼ 1claude-opus-4-1-20250805ClosedAnthropic1,447±377,192—
43▼ 1gemini-2.5-proClosedGoogle1,446±2124,014—
44▼ 1gpt-4.5-preview-2025-02-27ClosedOpenAI1,445±614,547—
45▼ 1chatgpt-4o-latest-20250326ClosedOpenAI1,443±382,353—
46▼ 1grok-4.3ClosedxAI1,442±453,234—
47▼ 1inklingOpenThinking Machines1,442±612,086$1.8
48▼ 1gpt-5.1ClosedOpenAI1,439±443,306—
49▼ 1gemma-4-26b-a4bOpenGoogle1,438±85,755—
50▼ 1gpt-5.2-highClosedOpenAI1,438±447,621—

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 “—”.