Artificial Analysis Intelligence Index

General

Source ↗ Higher is better

Rank	Model	Provider	Score
1	Claude Opus 5.5 (Adaptive Reasoning, Max Effort, Default Fallback)	Anthropic	57.6
2	Claude Opus 5.5 (Adaptive Reasoning, Xhigh Effort, Default Fallback)	Anthropic	56.0
3	Claude Sonnet 5.5 (Adaptive Reasoning, Max Effort, Default Fallback)	Anthropic	56.0
4	Muse Wonder Full (Max)	Meta	55.8
5	Claude Opus 5.5 (Adaptive Reasoning, High Effort, Default Fallback)	Anthropic	53.6
6	Claude Fable 5.1 (Adaptive Reasoning, Max Effort, Default Fallback)	Anthropic	53.4
7	Claude Fable 5.1 (Adaptive Reasoning, Xhigh Effort, Default Fallback)	Anthropic	53.2
8	GPT-6 Astra (max)	OpenAI	52.7
9	Gemini 4 Argon (High)	Google	52.6
10	Muse Wonder (Max)	Meta	52.4
11	GPT-6 Astra (xhigh)	OpenAI	52.4
12	Claude Sonnet 5.5 (Adaptive Reasoning, Xhigh Effort, Default Fallback)	Anthropic	51.9
13	GPT-6.1 Sol (max)	OpenAI	51.8
14	Claude Fable 5.1 (Adaptive Reasoning, High Effort, Default Fallback)	Anthropic	51.2
15	Claude Opus 5.5 (Adaptive Reasoning, Medium Effort, Default Fallback)	Anthropic	51.2
16	GPT-6.1 Sol (xhigh)	OpenAI	51.0
17	GPT-6 Astra (high)	OpenAI	50.9
18	Claude Opus 5 (Adaptive Reasoning, Max Effort)	Anthropic	50.8
19	GPT-6.1 Sol (high)	OpenAI	50.2
20	Claude Opus 5 (Adaptive Reasoning, Xhigh Effort)	Anthropic	49.7
21	GPT-6 Astra (medium)	OpenAI	49.6
22	Claude Fable 5 (Adaptive Reasoning, Max Effort, Opus 4.8 Fallback)	Anthropic	49.6
23	Claude Fable 5.1 (Adaptive Reasoning, Medium Effort, Default Fallback)	Anthropic	48.9
24	Muse Spark 1.3 (max)	Meta	48.1
25	Claude Opus 5 (Adaptive Reasoning, High Effort)	Anthropic	48.1
26	GPT-6.1 Sol (medium)	OpenAI	47.8
27	GPT-6 Sol (max)	OpenAI	47.6
28	GPT-5.6 Sol (max)	OpenAI	47.0
29	Claude Fable 5.1 (Adaptive Reasoning, Low Effort, Default Fallback)	Anthropic	46.8
30	Claude Sonnet 5.5 (Adaptive Reasoning, High Effort, Default Fallback)	Anthropic	46.8
31	Grok 4.7 (xhigh)	SpaceXAI	46.4
32	Xiaomi: MiMo-V2.6-Pro	Xiaomi	46.3
33	Grok 4.7 (high)	SpaceXAI	46.3
34	GPT-6 Astra (low)	OpenAI	45.8
35	Qwen: Qwen3.8 Max (0902)	Alibaba	45.4
36	Muse Spark 1.3 (xhigh)	Meta	45.1
37	Claude Opus 5 (Adaptive Reasoning, Medium Effort)	Anthropic	44.8
38	GLM-5.3 (max)	Z.ai	44.8
39	Grok 4.6 (high)	SpaceXAI	44.3
40	GPT-6 Sol (xhigh)	OpenAI	44.2
41	Grok 4.6 (xhigh)	SpaceXAI	44.2
42	GPT-5.6 Sol (xhigh)	OpenAI	44.0
43	StepFun: Step 5 Preview	Stepfun	43.7
44	Kimi K3 (max)	Moonshot AI	43.6
45	Claude Haiku 5.5 (Max)	Anthropic	43.4
46	Grok 4.6 (medium)	SpaceXAI	42.8
47	GPT-6 Sol (high)	OpenAI	42.4
48	Claude Opus 5.5 (Adaptive Reasoning, Low Effort, Default Fallback)	Anthropic	42.3
49	GPT-5.6 Sol (high)	OpenAI	42.3
50	Grok 4.7 (Low)	SpaceXAI	42.2

Access this data

JSON GET /api/v1

[
  {
    "rank": 1,
    "model": "Claude Opus 5.5 (Adaptive Reasoning, Max Effort, Default Fallback)",
    "provider": "Anthropic",
    "score": "57.6"
  },
  {
    "rank": 2,
    "model": "Claude Opus 5.5 (Adaptive Reasoning, Xhigh Effort, Default Fallback)",
    "provider": "Anthropic",
    "score": "56.0"
  },
  {
    "rank": 3,
    "model": "Claude Sonnet 5.5 (Adaptive Reasoning, Max Effort, Default Fallback)",
    "provider": "Anthropic",
    "score": "56.0"
  }
]

Curl

$ curl -s https://rightrank.ai/api/v1/rankings/artificial-analysis-intelligence-index.json | jq '.[:3]'

CLI brew install rightrank

$ rightrank top artificial-analysis-intelligence-index --limit 5
$ rightrank compare claude-opus-4.6 gpt-5.4-pro --category artificial-analysis-intelligence-index
$ rightrank value artificial-analysis-intelligence-index  # best performance per dollar

Claude Code Skill Skill

# In Claude Code, use the RightRank skill:
/rightrank best model for artificial-analysis-intelligence-index
/rightrank compare top 5 by value
/rightrank cheapest model scoring above 80 on artificial-analysis-intelligence-index