Skip to content
IFAI

Model rankings

1492 models · 5 boards · 2 sources

Artificial AnalysisIntelligence IndexArenaText arena

Intelligence Index · A composite of several evaluations · Updated September 7, 2026

Best open model
Kimi K3 (max)Kimi50.2Intelligence
Best value
Hy3-preview (Reasoning)Tencent268 pts/$Value
Best from China
Kimi K3 (max)Kimi50.2Intelligence
Top three open models
1Kimi K3 (max)Kimi · #8 overall50.2
2GLM-5.3 (max)Z AI · #9 overall48.6
3Qwen3.8 2.4T A95BAlibaba · #15 overall46.7
This week's changes
GPT-6 Astra (max)Intelligence · #2New
MAI-Image-2.6Image · #2New
Realtime TTS-2Speech · #2New
Muse Spark 1.3 (max)Intelligence · #5New
RankChangeModelIntelligencePrice $/MSpeed tok/sFirst token
1NewClaude Fable 5.1 (Adaptive Reasoning, Max Effort, Default Fallback)ClosedAnthropic56.8$2068272 s
2NewClaude Fable 5.1 (Adaptive Reasoning, Xhigh Effort, Default Fallback)ClosedAnthropic56.2$2065107 s
3NewGPT-6 Astra (max)ClosedOpenAI54.7$2064355 s
4NewClaude Fable 5.1 (Adaptive Reasoning, High Effort, Default Fallback)ClosedAnthropic54.5$205626 s
5NewGPT-6 Astra (xhigh)ClosedOpenAI54.3$2060169 s
6▼ 5Claude Opus 5 (Adaptive Reasoning, Max Effort)ClosedAnthropic54.1$105695 s
7▼ 5Claude Opus 5 (Adaptive Reasoning, Xhigh Effort)ClosedAnthropic53.4$105333 s
8NewGPT-6 Astra (high)ClosedOpenAI53.4$206246 s
9▼ 6Claude Fable 5 (Adaptive Reasoning, Max Effort, Opus 4.8 Fallback)ClosedAnthropic53.2$206391 s
10NewMuse Spark 1.3 (max)ClosedMeta53.0$2.023326 s
11NewClaude Fable 5.1 (Adaptive Reasoning, Medium Effort, Default Fallback)ClosedAnthropic52.8$205615 s
12NewGPT-6 Astra (medium)ClosedOpenAI52.2$20587.0 s
13▼ 9Claude Opus 5 (Adaptive Reasoning, High Effort)ClosedAnthropic52.0$105218 s
14NewMuse Spark 1.3 (xhigh)ClosedMeta51.6$2.016541 s
15▼ 10GPT-5.6 Sol (max)ClosedOpenAI51.3$8.076256 s
16NewClaude Fable 5.1 (Adaptive Reasoning, Low Effort, Default Fallback)ClosedAnthropic50.9$20545.9 s
17▼ 11Grok 4.6 (high)ClosedSpaceXAI50.6$3.06040 s
18▼ 10Kimi K3 (max)OpenKimi50.2$6.0423.3 s
19▼ 12Grok 4.6 (xhigh)ClosedSpaceXAI49.9$3.06253 s
20▼ 10GPT-5.6 Sol (xhigh)ClosedOpenAI49.8$8.07564 s
21▼ 9Claude Opus 5 (Adaptive Reasoning, Medium Effort)ClosedAnthropic49.5$10524.7 s
22NewGPT-6 Astra (low)ClosedOpenAI49.3$20592.5 s
23▼ 12Grok 4.6 (medium)ClosedSpaceXAI48.8$3.06142 s
24▼ 15GLM-5.3 (max)OpenZ AI48.6$2.2832.1 s
25▼ 9GPT-5.6 Sol (high)ClosedOpenAI48.3$8.07216 s
26NewGPT-6 Astra (Non-reasoning)ClosedOpenAI47.8$20——
27▼ 10Claude Opus 4.8 (Adaptive Reasoning, Max Effort)ClosedAnthropic47.8$105928 s
28NewGemini 3.8 Flash (high)ClosedGoogle47.1$1.528111 s
29▼ 16Qwen3.8 MaxClosedAlibaba46.9$3.0402.4 s
30▼ 12Muse Spark 1.2 (xhigh)ClosedMeta46.8$2.026914 s
31NewGemini 3.8 Flash (medium)ClosedGoogle46.8$1.52468.3 s
32▼ 13GPT-5.6 Terra (max)ClosedOpenAI46.8$4.5114160 s
33▼ 19Qwen3.8 2.4T A95BOpenAlibaba46.7$3.0402.8 s
34▼ 19GLM-5.3-FlashOpenZ AI46.2$0.24511.5 s
35▼ 11GPT-5.6 Sol (medium)ClosedOpenAI46.0$8.0705.8 s
36▼ 16GPT-5.5 (xhigh)ClosedOpenAI45.6$118582 s
37▼ 15Qwen3.8-Flash-NextOpenAlibaba45.6$0.23872.6 s
38▼ 15Grok 4.5 (high)ClosedSpaceXAI45.5$3.05910 s
39▼ 18Gemini 3.7 Flash (high)ClosedGoogle45.2$1.53059.5 s
40▼ 15Claude Sonnet 5 (Adaptive Reasoning, Max Effort)ClosedAnthropic45.1$4.075185 s
41▼ 9GPT-5.6 Terra (xhigh)ClosedOpenAI44.4$4.510048 s
42▼ 16Claude Opus 4.7 (Adaptive Reasoning, Max Effort)ClosedAnthropic44.3$104814 s
43▼ 16GPT-5.5 (high)ClosedOpenAI44.1$119037 s
44▼ 10Claude Opus 5 (Adaptive Reasoning, Low Effort)ClosedAnthropic43.8$10532.3 s
45▼ 10GPT-5.6 Luna (max)ClosedOpenAI43.4$0.45130136 s
46▼ 18Gemini 3.7 Flash (medium)ClosedGoogle43.4$1.53104.4 s
47▼ 16GPT-5.4 (xhigh)ClosedOpenAI42.8$5.6149123 s
48▼ 18DeepSeek V4 Pro 0813 (Reasoning, Max Effort)OpenDeepSeek42.1$2.0711.7 s
49▼ 16GLM-5.2 (max)OpenZ AI42.1$2.2761.6 s
50▼ 11Grok 4.6 (low)ClosedSpaceXAI41.6$3.0557.0 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 “—”.