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Model rankings

1539 models · 5 boards · 2 sources

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Week of September 28, 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 September 28, 2026

Smartest
Claude Opus 5.5 (Adaptive Reasoning, Max Effort, 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 (Adaptive Reasoning, Max Effort, Default Fallback)Anthropic57.6
2Claude Fable 5.1 (Adaptive Reasoning, Max Effort, Default Fallback)Anthropic53.4
3GPT-6 Astra (max)OpenAI52.7
Top three open models
1MiMo-V2.6-ProXiaomi · #10 overall46.3
2GLM-5.3 (max)Z AI · #12 overall44.8
3Kimi K3 (max)Kimi · #15 overall43.6
This week's changes
Claude Opus 5.5 (Adaptive Reasoning, Max Effort, Default Fallback)Intelligence · #1New
Eleven v4Speech · #1New
Qwen-Audio-3.1-TTS-PlusSpeech · #2New
claude-sonnet-5.5-xhighCoding · #3New
gpt-6.1-sol-maxCoding · #4New
AllOpenClosed
All regionsUSChina
One row per modelAll variants
SortIntelligenceValueSpeedLowest price
RankChangeModelIntelligencePrice $/MSpeed tok/sFirst token
1NewClaude Opus 5.5 (Adaptive Reasoning, Max Effort, Default Fallback)ClosedAnthropic · 4 more variants57.6$8.095683 s
2▼ 1Claude Fable 5.1 (Adaptive Reasoning, Max Effort, Default Fallback)ClosedAnthropic · 4 more variants53.4$2069227 s
3▼ 1GPT-6 Astra (max)ClosedOpenAI · 4 more variants52.7$2064268 s
4▼ 1Claude Opus 5 (Adaptive Reasoning, Max Effort)ClosedAnthropic · 4 more variants50.8$106135 s
5▼ 1Claude Fable 5 (Adaptive Reasoning, Max Effort, Opus 4.8 Fallback)ClosedAnthropic49.6$206399 s
6▼ 1Muse Spark 1.3 (max)ClosedMeta · 1 more variant48.1$2.021026 s
7NewGPT-6 Sol (max)ClosedOpenAI · 5 more variants47.5$4.089138 s
8▼ 2GPT-5.6 Sol (max)ClosedOpenAI · 5 more variants47.0$8.09687 s
9NewGrok 4.7 (xhigh)ClosedSpaceXAI · 1 more variant46.4$3.08361 s
10▼ 3Qwen3.8 Max (0902)ClosedAlibaba · 1 more variant45.4$3.0393.0 s
11▼ 3Grok 4.6 (high)ClosedSpaceXAI · 3 more variants44.3$3.06828 s
12▼ 3Step 5 PreviewClosedStepFun43.7$1.4793.0 s
13▼ 3GPT-5.6 Terra (max)ClosedOpenAI · 5 more variants42.1$4.5104139 s
14▼ 3Claude Opus 4.8 (Adaptive Reasoning, Max Effort)ClosedAnthropic41.8$10519.4 s
15▼ 3Gemini 3.8 Flash (high)ClosedGoogle · 2 more variants40.9$1.531138 s
16▼ 3Claude Opus 4.7 (Adaptive Reasoning, Max Effort)ClosedAnthropic · 1 more variant40.7$105014 s
17▼ 3Gemini 3.7 Flash (medium)ClosedGoogle · 2 more variants39.6$1.53076.1 s
18▼ 3Muse Spark 1.2 (xhigh)ClosedMeta39.6$2.023413 s
19▼ 3GPT-5.4 (xhigh)ClosedOpenAI · 2 more variants39.0$5.6115133 s
20▼ 3Grok 4.5 (high)ClosedSpaceXAI38.8$3.0665.4 s
21▼ 3GPT-5.5 (xhigh)ClosedOpenAI · 4 more variants38.4$1111039 s
22▼ 3Claude Sonnet 5 (Adaptive Reasoning, Max Effort)ClosedAnthropic · 5 more variants38.2$4.075160 s
23▼ 3GPT-5.6 Luna (max)ClosedOpenAI · 5 more variants37.3$0.45128108 s
24NewGPT-6 Luna (max)ClosedOpenAI · 5 more variants37.3$0.2016796 s
25▼ 2DeepSeek V4 Flash Vision (Reasoning, Max Effort)ClosedDeepSeek34.8$0.662271.1 s
26▼ 2Gemini 3.6 Flash (high)ClosedGoogle34.0$1.521621 s
27▼ 2Muse Spark 1.1 (xhigh)ClosedMeta33.7$2.0——
28▼ 2Gemini 3.5 Flash (medium)ClosedGoogle · 2 more variants33.6$3.427719 s
29▼ 2GPT-5.3 Codex (xhigh)ClosedOpenAI32.5$4.811775 s
30▼ 2Motif 3 (Beta)ClosedMotif Technologies32.3———
31▼ 2Claude Opus 4.6 (Adaptive Reasoning, Max Effort)ClosedAnthropic · 1 more variant31.9$103813 s
32▼ 2Muse SparkClosedMeta31.3———
33▼ 2GPT-5.2 (xhigh)ClosedOpenAI · 2 more variants30.4$4.87684 s
34▼ 1Claude Sonnet 4.6 (Adaptive Reasoning, Max Effort)ClosedAnthropic · 2 more variants30.1$6.04791 s
35▼ 1Gemini 3.1 Pro PreviewClosedGoogle29.7$4.511529 s
36▼ 1Qwen3.7 MaxClosedAlibaba29.5$3.82122.3 s
37▼ 1Claude Opus 4.5 (Reasoning)ClosedAnthropic · 1 more variant29.1$10487.6 s
38▼ 1MiMo-V2-ProClosedXiaomi28.6———
39▼ 1GPT-5.2 Codex (xhigh)ClosedOpenAI28.5$4.8——
40▼ 1Qwen3.6 Max PreviewClosedAlibaba28.4$2.9773.0 s
41▼ 1Solar Pro 4ClosedUpstage28.2$0.52942.0 s
42▼ 1Gemini 3 Pro Preview (high)ClosedGoogle · 1 more variant28.0$4.5——
43▼ 1JT-4.1 Flash 236B A21BClosedChina Mobile27.3———
44▼ 1Grok Build 0.1 0616ClosedSpaceXAI27.2$1.3640.6 s
45▼ 1Qwen3.6 PlusClosedAlibaba27.0$1.1572.0 s
46▼ 1Quasar 438B (max, based on GLM-5.2)ClosedMultiverse Computing26.7$0.901371.3 s
47▼ 1GLM-5-TurboClosedZ AI26.6———
48▼ 16Apodex 1.1ClosedApodex26.4$0.98——
49▼ 2Gemini 3 Flash Preview (Reasoning)ClosedGoogle · 1 more variant26.3$1.12205.6 s
50▼ 2GPT-5.5 Instant (June 2026)ClosedOpenAI · 1 more variant26.0$111571.0 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 “—”.