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Model rankings

1510 models · 5 boards · 2 sources

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Week of October 5, 2026
November 9, 202636 changesNovember 2, 202641 changesOctober 26, 20269 changesOctober 19, 2026247 changesOctober 12, 2026127 changesOctober 5, 202634 changesSeptember 28, 202617 changesSeptember 21, 2026115 changesSeptember 14, 2026174 changesSeptember 7, 2026144 changesAugust 31, 202620 changesAugust 24, 202615 changes
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Artificial AnalysisIntelligence IndexArenaText arena

Intelligence Index · A composite of several evaluations · Updated October 5, 2026

Smartest
Claude Opus 5.5 (Max, Default Fallback)Anthropic57.6Intelligence
Best open model
MiMo-V2.6-ProXiaomi46.3Intelligence
Best value
Llama 3.1 Instruct 8BMeta252 pts/$Value
Best from China
MiMo-V2.6-ProXiaomi46.3Intelligence
Top three by Intelligence
1Claude Opus 5.5 (Max, Default Fallback)Anthropic57.6
2Claude Sonnet 5.5 (Max, Default Fallback)Anthropic56.0
3Claude Fable 5.1 (Max, Default Fallback)Anthropic53.4
Top three open models
1MiMo-V2.6-ProXiaomi · #13 overall46.3
2GLM-5.3 (Max)Z AI · #15 overall44.8
3Kimi K3 (Max)Kimi · #18 overall43.6
This week's changes
Claude Sonnet 5.5 (Max, Default Fallback)Intelligence · #2New
Utopai XVideo · #2New
Dreamina Seedance 2.5Video · #3New
Gemini 4 Argon (High)Intelligence · #5New
MiniMax H3 MaxVideo · #5New
AllOpenClosed
All regionsUSChina
One row per modelAll variants
SortIntelligenceValueSpeedLowest price
RankChangeModelIntelligencePrice $/MSpeed tok/sFirst token
1—Claude Opus 5.5 (Max, Default Fallback)ClosedAnthropic · 4 more variants57.6$8.092723 s
2NewClaude Sonnet 5.5 (Max, Default Fallback)ClosedAnthropic · 4 more variants56.0$4.0129423 s
3▼ 1Claude Fable 5.1 (Max, Default Fallback)ClosedAnthropic · 4 more variants53.4$2065253 s
4▼ 1GPT-6 Astra (Max)ClosedOpenAI · 4 more variants52.7$2060261 s
5NewGemini 4 Argon (High)ClosedGoogle52.6$4.0——
6NewGPT-6.1 Sol (Max)ClosedOpenAI · 4 more variants51.8$4.054271 s
7▼ 3Claude Opus 5 (Max)ClosedAnthropic · 4 more variants50.8$105657 s
8▼ 3Claude Fable 5 (Max, Opus 4.8 Fallback)ClosedAnthropic49.6$206176 s
9▼ 3Muse Spark 1.3 (Max)ClosedMeta · 1 more variant48.1$2.014649 s
10▼ 3GPT-6 Sol (Max)ClosedOpenAI · 5 more variants47.6$4.0104102 s
11▼ 3GPT-5.6 Sol (Max)ClosedOpenAI · 5 more variants47.0$8.07997 s
12▼ 3GPT-5.6 Terra (Max)ClosedOpenAI · 5 more variants42.1$4.5108117 s
13▼ 3Claude Opus 4.8 (Max)ClosedAnthropic41.8$105634 s
14▼ 3Gemini 3.8 Flash (High)ClosedGoogle · 2 more variants40.9$1.523713 s
15▼ 3Claude Opus 4.7 (Max)ClosedAnthropic · 1 more variant40.7$104624 s
16▼ 3Gemini 3.7 Flash (Medium)ClosedGoogle · 2 more variants39.6$1.52715.6 s
17▼ 3Muse Spark 1.2 (Xhigh)ClosedMeta39.6$2.025211 s
18▼ 3GPT-5.4 (Xhigh)ClosedOpenAI · 2 more variants39.0$5.6105146 s
19▼ 3GPT-5.5 (Xhigh)ClosedOpenAI · 4 more variants38.4$119138 s
20▼ 3Claude Sonnet 5 (Max)ClosedAnthropic · 5 more variants38.2$4.086198 s
21▼ 2GPT-6 Luna (Max)ClosedOpenAI · 5 more variants38.1$0.2014187 s
22▼ 4GPT-5.6 Luna (Max)ClosedOpenAI · 5 more variants37.3$0.45128102 s
23▼ 3Gemini 3.6 Flash (High)ClosedGoogle34.0$1.518914 s
24▼ 3Muse Spark 1.1 (Xhigh)ClosedMeta33.7$2.011925 s
25▼ 3Gemini 3.5 Flash (Medium)ClosedGoogle · 2 more variants33.6$3.420314 s
26▼ 3GPT-5.3 Codex (Xhigh)ClosedOpenAI32.5$4.810250 s
27▼ 3Claude Opus 4.6 (Max)ClosedAnthropic · 1 more variant31.9$103819 s
28▼ 3Muse SparkClosedMeta31.3———
29▼ 3GPT-5.2 (Xhigh)ClosedOpenAI · 2 more variants30.4$4.880144 s
30▼ 3Claude Sonnet 4.6 (Max)ClosedAnthropic · 2 more variants30.1$6.045126 s
31▼ 3Gemini 3.1 Pro PreviewClosedGoogle29.7$4.511923 s
32▼ 3Claude Opus 4.5 (Reasoning)ClosedAnthropic · 1 more variant29.1$104716 s
33▼ 3GPT-5.2 Codex (Xhigh)ClosedOpenAI28.5$4.8——
34▼ 3Gemini 3 Pro Preview (High)ClosedGoogle · 1 more variant28.0$4.5——
35▼ 2Gemini 3 Flash Preview (Reasoning)ClosedGoogle · 1 more variant26.3$1.11915.8 s
36▼ 2GPT-5.5 Instant (June 2026)ClosedOpenAI · 1 more variant26.0$111190.9 s
37▼ 5Inkling SmallOpenThinking Machines25.7$0.521932.1 s
38▼ 3Inkling (Xhigh)OpenThinking Machines25.0$1.81721.8 s
39▼ 3GPT-5 Codex (High)ClosedOpenAI24.9$3.4——
40▼ 3GPT-5.1 (High)ClosedOpenAI · 1 more variant24.7$3.412117 s
41▼ 3GPT-5.4 mini (Xhigh)ClosedOpenAI · 2 more variants24.1$1.7246125 s
42▼ 3GPT-5.1 Codex (High)ClosedOpenAI23.7$3.4——
43▼ 3GPT-5 (High)ClosedOpenAI · 4 more variants23.0$3.411554 s
44▼ 3Nemotron 3 Ultra 550B A55B (Reasoning)OpenNVIDIA22.9$1.11731.2 s
45▼ 3Claude 4.1 Opus (Reasoning)ClosedAnthropic · 1 more variant22.8$30——
46▼ 3Gemini 3.5 Flash-LiteClosedGoogle22.2$0.853249.6 s
47▼ 3o3-proClosedOpenAI21.9$35——
48▼ 3GPT-5.4 nano (Xhigh)ClosedOpenAI · 2 more variants20.7$0.4617066 s
49▼ 3Claude 4.5 Sonnet (Reasoning)ClosedAnthropic · 1 more variant20.7$6.04314 s
50▼ 3Claude 4 Opus (Reasoning)ClosedAnthropic · 1 more variant20.6$30——

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 “—”.