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IFAI

Model rankings

1227 models · 5 boards · 2 sources

Artificial AnalysisIntelligence IndexArenaText arena

Intelligence Index · A composite of several evaluations · Updated May 22, 2026

Smartest
GPT-5.5 (xhigh)OpenAI60.2Intelligence
Best open model
Kimi K2.6Kimi53.9Intelligence
Best value
Qwen3.5 0.8B (Reasoning)Alibaba526 pts/$Value
Best from China
Qwen3.7 MaxAlibaba56.6Intelligence
Top three by Intelligence
1GPT-5.5 (xhigh)OpenAI60.2
Top three open models
1Kimi K2.6Kimi · #7 overall53.9
2MiMo-V2.5-ProXiaomi · #8 overall53.8
3DeepSeek V4 Pro (Reasoning, Max Effort)DeepSeek · #15 overall51.5
This week's changes
Sonic 3.5Speech · #1New
Qwen3.7 MaxIntelligence · #5New
Gemini 3.5 Flash (high)Intelligence · #6New
gemini-3.5-flashCoding · #7New
RankChangeModelIntelligencePrice $/MSpeed tok/sFirst token
1—GPT-5.5 (xhigh)ClosedOpenAI · 4 more variants60.2$1165116 s
2—Claude Opus 4.7 (Adaptive Reasoning, Max Effort)ClosedAnthropic · 1 more variant57.3$115121 s
3—Gemini 3.1 Pro PreviewClosedGoogle57.2$4.512727 s
4—GPT-5.4 (xhigh)ClosedOpenAI · 2 more variants56.8$5.685185 s
5NewGemini 3.5 Flash (high)ClosedGoogle · 1 more variant55.3$3.419023 s
6▼ 1GPT-5.3 Codex (xhigh)ClosedOpenAI53.6$4.876114 s
7▼ 1Grok 4.3 (high)ClosedxAI · 2 more variants53.2$1.6909.2 s
8▼ 1Claude Opus 4.6 (Adaptive Reasoning, Max Effort)ClosedAnthropic · 1 more variant52.9$114523 s
9▼ 1Muse SparkClosedMeta52.2———
10▼ 1Claude Sonnet 4.6 (Adaptive Reasoning, Max Effort)ClosedAnthropic · 2 more variants51.7$6.656111 s
11▼ 1GPT-5.2 (xhigh)ClosedOpenAI · 2 more variants51.3$4.876173 s
12▼ 1Claude Opus 4.5 (Reasoning)ClosedAnthropic · 1 more variant49.7$115117 s
13▼ 1Grok 4.20 0309 v2 (Reasoning)ClosedxAI · 1 more variant49.3$3.09725 s
14▼ 1GPT-5.2 Codex (xhigh)ClosedOpenAI49.0$4.812158 s
15▼ 1GPT-5.4 mini (xhigh)ClosedOpenAI · 2 more variants48.9$1.716111 s
16▼ 1Grok 4.20 0309 (Reasoning)ClosedxAI · 1 more variant48.5$3.09822 s
17▼ 1Gemini 3 Pro Preview (high)ClosedGoogle · 1 more variant48.4$4.514531 s
18▼ 1GPT-5.1 (high)ClosedOpenAI · 1 more variant47.7$3.411960 s
19▼ 1Gemini 3 Flash Preview (Reasoning)ClosedGoogle · 1 more variant46.4$1.11647.0 s
20▼ 1GPT-5 Codex (high)ClosedOpenAI44.6$3.41897.9 s
21▼ 1GPT-5 (high)ClosedOpenAI · 4 more variants44.6$3.47994 s
22▼ 1GPT-5.4 nano (xhigh)ClosedOpenAI · 2 more variants44.0$0.461505.5 s
23▼ 1GPT-5.1 Codex (high)ClosedOpenAI43.1$3.41775.0 s
24▼ 1Claude 4.5 Sonnet (Reasoning)ClosedAnthropic · 1 more variant43.0$6.64712 s
25▼ 1Claude 4.1 Opus (Reasoning)ClosedAnthropic · 1 more variant42.0$333313 s
26▼ 1Grok 4ClosedxAI41.5$11——
27▼ 1GPT-5 mini (high)ClosedOpenAI · 2 more variants41.2$0.6989101 s
28▼ 1o3-proClosedOpenAI40.7$3523121 s
29▼ 1Claude 4 Opus (Reasoning)ClosedAnthropic · 1 more variant39.0$333111 s
30▼ 1Claude 4 Sonnet (Reasoning)ClosedAnthropic · 1 more variant38.7$6.64614 s
31▼ 1GPT-5.1 Codex mini (high)ClosedOpenAI38.6$0.6917212 s
32▼ 1Grok 4.1 Fast (Reasoning)ClosedxAI · 1 more variant38.6———
33▼ 1o3ClosedOpenAI38.4$3.59211 s
34▼ 1Claude 4.5 Haiku (Reasoning)ClosedAnthropic · 1 more variant37.1$2.29213 s
35▼ 1Nova 2.0 Pro Preview (medium)ClosedAmazon · 2 more variants35.7$3.413613 s
36▼ 1Grok 4 Fast (Reasoning)ClosedxAI · 1 more variant35.1$0.28——
37▼ 1Claude 3.7 Sonnet (Reasoning)ClosedAnthropic · 1 more variant34.7———
38▼ 1Gemini 2.5 ProClosedGoogle34.6$3.412823 s
39▼ 1Nova 2.0 Lite (high)ClosedAmazon · 3 more variants34.5$0.8515416 s
40▼ 1Gemini 3.1 Flash-Lite PreviewClosedGoogle33.5$0.563325.3 s
41▼ 1o4-mini (high)ClosedOpenAI33.1$1.914525 s
42▼ 1Mercury 2ClosedInception32.8$0.388405.0 s
43▼ 1Grok 3 mini Reasoning (high)ClosedxAI32.1$0.35510.7 s
44▼ 1Gemini 2.5 Flash Preview (Sep '25) (Reasoning)ClosedGoogle · 3 more variants31.1———
45▼ 1o1ClosedOpenAI · 1 more variant30.7$267849 s
46▼ 1Gemini 2.5 Pro Preview (Mar' 25)ClosedGoogle · 1 more variant30.3———
47▼ 1Grok Code Fast 1ClosedxAI28.7———
48▼ 1Nova 2.0 Omni (medium)ClosedAmazon · 2 more variants28.0$0.85——
49▼ 1Gemini 2.5 Flash (Reasoning)ClosedGoogle · 1 more variant27.0$0.8520014 s
50▼ 1GPT-5 nano (high)ClosedOpenAI · 2 more variants26.8$0.1414798 s

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 “—”.