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IFAI

Model rankings

1447 models · 5 boards · 2 sources

Artificial AnalysisIntelligence IndexArenaText arena

Text arena · Anonymous head-to-head votes · Published August 27, 2026

Most preferred
claude-fable-5Anthropic1,507Score
Best open model
kimi-k3-maxMoonshot AI1,489Score
Best from China
kimi-k3-maxMoonshot AI1,489Score
Most voted
claude-3-opus-20240229Anthropic194,909Votes
Top three by Score
1claude-fable-5Anthropic1,507
2claude-opus-4-6-highAnthropic1,505
3claude-opus-4-7-highAnthropic1,502
Top three open models
1kimi-k3-maxMoonshot AI · #10 overall1,489
2glm-5.3-maxZ.ai · #15 overall1,484
3glm-5.2-maxZ.ai · #33 overall1,472
This week's changes
hy4-previewCoding · #5New
GLM-5.3 (max)Intelligence · #6New
MAI-Image-2.5-ProImage · #7New
qwen3.8-flash-nextCoding · #8New
glm-5.3-flashCoding · #11New
RankChangeModelScore95% intervalVotesPrice $/M
1—claude-fable-5ClosedAnthropic1,507±525,824—
2—claude-opus-4-6-highClosedAnthropic1,505±472,104—
3—claude-opus-4-7-highClosedAnthropic1,502±460,136—
4—muse-spark-1.2 (xHigh)ClosedMeta1,498±103,247—
5—claude-opus-4-6ClosedAnthropic1,497±376,079—
6—claude-opus-4-7ClosedAnthropic1,494±461,282—
7—claude-opus-5-highClosedAnthropic1,492±531,570—
8—muse-spark-1.1ClosedMeta1,490±522,215—
9—gemini-3.7-flash-highClosedGoogle1,490±85,720—
10—muse-sparkClosedMeta1,488±613,574—
11—claude-opus-5-maxClosedAnthropic1,488±615,398—
12—gemini-3.1-pro-previewClosedGoogle1,487±3101,163—
13—gemini-3-proClosedGoogle1,486±440,674—
14▲ 1gpt-5.5-highClosedOpenAI1,482±461,604—
15▼ 1gpt-5.6-sol-xhighClosedOpenAI1,482±521,537—
16—claude-opus-4-8-highClosedAnthropic1,481±446,773—
17—gemini-3.6-flash-highClosedGoogle1,481±520,190—
18—gemini-3.5-flash-highClosedGoogle1,479±432,174—
19▲ 1gpt-5.5ClosedOpenAI1,477±462,975—
20▼ 1gpt-5.4-highClosedOpenAI1,477±460,614—
21—gpt-5.2-chat-latest-20260210ClosedOpenAI1,476±434,229—
22—grok-4.20-beta1ClosedxAI1,475±526,645—
23▲ 3gemini-3-flashClosedGoogle · 1 more variant1,474±430,242—
24▼ 1gemini-3.5-flash-mediumClosedGoogle1,473±530,593—
25▼ 1gpt-5.5-instantClosedOpenAI1,473±525,857—
26▲ 1claude-opus-4-5-20251101-high-32kClosedAnthropic1,473±436,267—
27▼ 2claude-opus-4-8ClosedAnthropic1,473±447,459—
28—claude-sonnet-4-6ClosedAnthropic1,472±466,354—
29—grok-4.20-beta-0309-reasoningClosedxAI1,472±462,244—
30▲ 1grok-4.20-multi-agent-beta-0309ClosedxAI1,470±460,845—
31▼ 1grok-4.5ClosedxAI1,470±524,152—
32—claude-opus-4-5-20251101ClosedAnthropic1,469±370,044—
33▲ 2gpt-5.6-terra-xhighClosedOpenAI1,466±522,345—
34▼ 1gpt-5.4ClosedOpenAI1,466±463,594—
35▼ 1grok-4.1-thinkingClosedxAI · 1 more variant1,465±364,196—
36—claude-sonnet-5-highClosedAnthropic1,461±529,477—
37—grok-4.6-highClosedxAI1,461±103,471—
38—gemini-3.5-flash-liteClosedGoogle1,458±520,133$0.85
39—claude-sonnet-4-5-20250929-high-32kClosedAnthropic1,456±381,027—
40▲ 1gpt-5.1-highClosedOpenAI1,455±440,297—
41▼ 1claude-sonnet-4-5-20250929ClosedAnthropic1,455±379,687—
42▲ 1gpt-5.6-luna-xhighClosedOpenAI1,452±522,852—
43▼ 1gemma-4-31bOpenGoogle1,451±85,898$0.000
44—claude-opus-4-1-20250805-thinking-16kClosedAnthropic1,450±348,803—
45—gpt-5.3-chat-latestClosedOpenAI1,449±432,748—
46—gpt-5.4-mini-highClosedOpenAI1,448±459,472—
47—claude-opus-4-1-20250805ClosedAnthropic1,448±375,897—
48—gemini-2.5-proClosedGoogle1,446±2122,589—
49—gpt-4.5-preview-2025-02-27ClosedOpenAI1,445±614,547—
50—chatgpt-4o-latest-20250326ClosedOpenAI1,443±380,687—

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 “—”.