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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)ClosedOpenAI60.2$1166118 s
2—GPT-5.5 (high)ClosedOpenAI58.9$116341 s
3—Claude Opus 4.7 (Adaptive Reasoning, Max Effort)ClosedAnthropic57.3$104926 s
4—Gemini 3.1 Pro PreviewClosedGoogle57.2$4.512225 s
5—GPT-5.4 (xhigh)ClosedOpenAI56.8$5.688215 s
6—GPT-5.5 (medium)ClosedOpenAI56.7$11588.2 s
7▲ 1GPT-5.3 Codex (xhigh)ClosedOpenAI53.6$4.87294 s
8NewGrok 4.3ClosedxAI53.2$1.620313 s
9—Claude Opus 4.6 (Adaptive Reasoning, Max Effort)ClosedAnthropic53.0$104623 s
10—Muse SparkClosedMeta52.2———
11—Claude Opus 4.7 (Non-reasoning, High Effort)ClosedAnthropic51.8$10391.5 s
12—Qwen3.6 Max PreviewClosedAlibaba51.8$2.9333.6 s
13—Claude Sonnet 4.6 (Adaptive Reasoning, Max Effort)ClosedAnthropic51.7$6.060117 s
14—GPT-5.2 (xhigh)ClosedOpenAI51.3$4.868159 s
15—GPT-5.5 (low)ClosedOpenAI50.8$11592.4 s
16—Qwen3.6 PlusClosedAlibaba50.0$1.1522.9 s
17—Claude Opus 4.5 (Reasoning)ClosedAnthropic49.7$105016 s
18—Grok 4.20 0309 v2 (Reasoning)ClosedxAI49.3$3.09326 s
19—MiMo-V2-ProClosedXiaomi49.2$1.5623.4 s
20—GPT-5.2 Codex (xhigh)ClosedOpenAI49.0$4.811244 s
21—GPT-5.4 mini (xhigh)ClosedOpenAI48.9$1.71648.8 s
22—Grok 4.20 0309 (Reasoning)ClosedxAI48.5$3.09319 s
23—Gemini 3 Pro Preview (high)ClosedGoogle48.4$4.512828 s
24NewGPT-5.4 (low)ClosedOpenAI47.9$5.6632.2 s
25▼ 1GPT-5.1 (high)ClosedOpenAI47.7$3.412039 s
26▼ 1GLM-5-TurboClosedZ AI46.8———
27▼ 1GPT-5.2 (medium)ClosedOpenAI46.6$4.8——
28▼ 1Claude Opus 4.6 (Non-reasoning, High Effort)ClosedAnthropic46.5$10391.7 s
29▼ 1Gemini 3 Flash Preview (Reasoning)ClosedGoogle46.4$1.11657.7 s
30▼ 1MiMo-V2-Omni-0327ClosedXiaomi44.9$0.0001192.2 s
31▼ 1GPT-5 (high)ClosedOpenAI44.6$3.47988 s
31▼ 1GPT-5 Codex (high)ClosedOpenAI44.6$3.41767.4 s
33▼ 1Claude Sonnet 4.6 (Non-reasoning, High Effort)ClosedAnthropic44.4$6.0451.2 s
34▼ 1GPT-5.4 nano (xhigh)ClosedOpenAI44.0$0.461605.0 s
35▼ 1MiMo-V2-OmniClosedXiaomi43.4$0.0001182.0 s
36▼ 1GPT-5.1 Codex (high)ClosedOpenAI43.1$3.41768.1 s
37▼ 1Claude Opus 4.5 (Non-reasoning)ClosedAnthropic43.1$10471.5 s
38▼ 1Claude 4.5 Sonnet (Reasoning)ClosedAnthropic43.0$6.04510 s
39▼ 1GLM 5V Turbo (Reasoning)ClosedZ AI42.9———
40▼ 1Claude Sonnet 4.6 (Non-reasoning, Low Effort)ClosedAnthropic42.6$6.0491.3 s
41▼ 1GPT-5 (medium)ClosedOpenAI42.0$3.47546 s
42▼ 1Claude 4.1 Opus (Reasoning)ClosedAnthropic42.0$303313 s
43▼ 1Grok 4ClosedxAI41.5$6.04912 s
44▼ 1Gemini 3 Pro Preview (low)ClosedGoogle41.3$4.5——
45▼ 1GPT-5 mini (high)ClosedOpenAI41.2$0.6972118 s
46▼ 1GPT-5.5 (Non-reasoning)ClosedOpenAI40.9$11561.2 s
47▼ 1o3-proClosedOpenAI40.7$3527105 s
48▼ 1Qwen3 Max ThinkingClosedAlibaba39.9$2.4403.7 s
49▼ 1GPT-5 (low)ClosedOpenAI39.2$3.48112 s
50▼ 1Claude 4 Opus (Reasoning)ClosedAnthropic39.0$303311 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 “—”.