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IFAI

Model rankings

1190 models · 5 boards · 2 sources

Artificial AnalysisIntelligence IndexArenaText arena

Intelligence Index · A composite of several evaluations · Updated May 1, 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
Kimi K2.6Kimi53.9Intelligence
Top three by Intelligence
1GPT-5.5 (xhigh)OpenAI60.2
Top three open models
1Kimi K2.6Kimi · #5 overall53.9
2MiMo-V2.5-ProXiaomi · #6 overall53.8
3DeepSeek V4 Pro (Reasoning, Max Effort)DeepSeek · #13 overall51.5
This week's changes
Grok 4.3Intelligence · #8New
mimo-v2.5-proCoding · #9New
gpt-5.5 (codex-harness)Coding · #15New
RankChangeModelIntelligencePrice $/MSpeed tok/sFirst token
1—GPT-5.5 (xhigh)ClosedOpenAI · 4 more variants60.2$1166118 s
2—Claude Opus 4.7 (Adaptive Reasoning, Max Effort)ClosedAnthropic · 1 more variant57.3$104926 s
3—Gemini 3.1 Pro PreviewClosedGoogle57.2$4.512225 s
4—GPT-5.4 (xhigh)ClosedOpenAI · 2 more variants56.8$5.688215 s
5▲ 1GPT-5.3 Codex (xhigh)ClosedOpenAI53.6$4.87294 s
6NewGrok 4.3ClosedxAI53.2$1.620313 s
7—Claude Opus 4.6 (Adaptive Reasoning, Max Effort)ClosedAnthropic · 1 more variant53.0$104623 s
8—Muse SparkClosedMeta52.2———
9—Qwen3.6 Max PreviewClosedAlibaba51.8$2.9333.6 s
10—Claude Sonnet 4.6 (Adaptive Reasoning, Max Effort)ClosedAnthropic · 2 more variants51.7$6.060117 s
11—GPT-5.2 (xhigh)ClosedOpenAI · 2 more variants51.3$4.868159 s
12—Qwen3.6 PlusClosedAlibaba50.0$1.1522.9 s
13—Claude Opus 4.5 (Reasoning)ClosedAnthropic · 1 more variant49.7$105016 s
14—Grok 4.20 0309 v2 (Reasoning)ClosedxAI · 1 more variant49.3$3.09326 s
15—MiMo-V2-ProClosedXiaomi49.2$1.5623.4 s
16—GPT-5.2 Codex (xhigh)ClosedOpenAI49.0$4.811244 s
17—GPT-5.4 mini (xhigh)ClosedOpenAI · 2 more variants48.9$1.71648.8 s
18—Grok 4.20 0309 (Reasoning)ClosedxAI · 1 more variant48.5$3.09319 s
19—Gemini 3 Pro Preview (high)ClosedGoogle · 1 more variant48.4$4.512828 s
20—GPT-5.1 (high)ClosedOpenAI · 1 more variant47.7$3.412039 s
21—GLM-5-TurboClosedZ AI46.8———
22—Gemini 3 Flash Preview (Reasoning)ClosedGoogle · 1 more variant46.4$1.11657.7 s
23—MiMo-V2-Omni-0327ClosedXiaomi · 1 more variant44.9$0.0001192.2 s
24—GPT-5 (high)ClosedOpenAI · 4 more variants44.6$3.47988 s
24—GPT-5 Codex (high)ClosedOpenAI44.6$3.41767.4 s
26—GPT-5.4 nano (xhigh)ClosedOpenAI · 2 more variants44.0$0.461605.0 s
27—GPT-5.1 Codex (high)ClosedOpenAI43.1$3.41768.1 s
28—Claude 4.5 Sonnet (Reasoning)ClosedAnthropic · 1 more variant43.0$6.04510 s
29—GLM 5V Turbo (Reasoning)ClosedZ AI42.9———
30—Claude 4.1 Opus (Reasoning)ClosedAnthropic · 1 more variant42.0$303313 s
31—Grok 4ClosedxAI41.5$6.04912 s
32—GPT-5 mini (high)ClosedOpenAI · 2 more variants41.2$0.6972118 s
33—o3-proClosedOpenAI40.7$3527105 s
34—Qwen3 Max ThinkingClosedAlibaba · 1 more variant39.9$2.4403.7 s
35—Claude 4 Opus (Reasoning)ClosedAnthropic · 1 more variant39.0$303311 s
36—Claude 4 Sonnet (Reasoning)ClosedAnthropic · 1 more variant38.7$6.04712 s
37—GPT-5.1 Codex mini (high)ClosedOpenAI38.6$0.692038.1 s
37—Qwen3.5 Omni PlusClosedAlibaba38.6$1.5552.4 s
39—Grok 4.1 Fast (Reasoning)ClosedxAI · 1 more variant38.6$0.281257.4 s
40—Step 3.5 Flash 2603ClosedStepFun38.5$0.0001421.2 s
41—o3ClosedOpenAI38.4$3.58512 s
42—Claude 4.5 Haiku (Reasoning)ClosedAnthropic · 1 more variant37.1$2.010711 s
43—Nova 2.0 Pro Preview (medium)ClosedAmazon · 2 more variants35.7$3.412514 s
44—Grok 4 Fast (Reasoning)ClosedxAI · 1 more variant35.1$0.28757.0 s
45—Claude 3.7 Sonnet (Reasoning)ClosedAnthropic · 1 more variant34.7$6.0——
46—Gemini 2.5 ProClosedGoogle34.6$3.412823 s
47—Nova 2.0 Lite (high)ClosedAmazon · 3 more variants34.5$0.8518815 s
48—Doubao Seed CodeClosedByteDance Seed33.5———
48—Gemini 3.1 Flash-Lite PreviewClosedGoogle33.5$0.563495.5 s
50—o4-mini (high)ClosedOpenAI33.1$1.912527 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 “—”.