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Benchmark

Claude Sonnet 5.5 (High)

  • Anthropic
  • Proprietary
  • Reasoning

Intelligence

Intelligence Index

#23 of 266
  1. 50.951GPT-6 Astra (High)
  2. 50.250GPT-6.1 Sol (High)
  3. 49.650GPT-6 Astra (Medium)
  4. 48.949Claude Fable 5.1 (Medium)
  5. 47.848GPT-6.1 Sol (Medium)
  6. 46.847Claude Sonnet 5.5 (High)
  7. 46.847Claude Fable 5.1 (Low)
  8. 46.446Grok 4.7 (Xhigh)
  9. 46.346MiMo-V2.6-Pro
  10. 46.346Grok 4.7 (High)
Data from Artificial Analysis

Evaluations

  • AA-Omniscience Accuracy52%#29
  • Humanity's Last Exam45.8%#32
  • Terminal-Bench 4.043.9%#23
  • AA-LCR78%#70
  • SciCode53.7%#44
  • CritPt24.6%#29
Claude Sonnet 5.5 (High)Median
Data from Artificial Analysis

Speed and price

Speed

tokens per second · #84 of 162
  1. 112112Solar Mini 4
  2. 109109Mistral Large 4 Preview
  3. 108108Claude Sonnet 5.5 (Xhigh)
  4. 108108Gemma 4 26B A4B (Non-reasoning)
  5. 106106Claude Sonnet 5.5 (Medium)
  6. 106106Claude Sonnet 5.5 (High)
  7. 105105Claude Sonnet 5.5 (Low)
  8. 105105Muse Glimmer (High)
  9. 105105DeepSeek V4 Pro 0813 (Max)
  10. 103103MiniMax-M3
Data from Artificial Analysis

Latency

seconds to first token · #128 of 162
  1. 7.27.2o3
  2. 7.57.5Claude Haiku 5.5 (Low)
  3. 7.97.9Gemini 3.5 Flash-Lite
  4. 9.29.2Nova 2.0 Lite (Low)
  5. 9.710Claude Haiku 5.5 (Medium)
  6. 10.511Claude Sonnet 5.5 (High)
  7. 10.511GPT-6 Luna (High)
  8. 10.611Nova 2.0 Pro Preview (Low)
  9. 12.513Nova 2.0 Pro Preview (Medium)
  10. 1313Nova 2.0 Lite (Medium)
Data from Artificial Analysis

Price

$ per 1M tokens (3:1) · #140 of 169
  1. $44Claude Sonnet 5.5 (Xhigh)
  2. $44GPT-6.1 Sol (Max)
  3. $44GPT-6.1 Sol (Xhigh)
  4. $44GPT-6.1 Sol (High)
  5. $44GPT-6.1 Sol (Medium)
  6. $44Claude Sonnet 5.5 (High)
  7. $44GPT-6.1 Sol (Low)
  8. $44Claude Sonnet 5.5 (Medium)
  9. $44Claude Sonnet 5.5 (Low)
  10. $4.384.38Command A
Data from Artificial Analysis

Nearby models

  • GPT-6 Astra (High)OpenAI50.9
  • GPT-6.1 Sol (High)OpenAI50.2
  • GPT-6 Astra (Medium)OpenAI49.6
  • Claude Fable 5.1 (Medium)Anthropic48.9
  • GPT-6.1 Sol (Medium)OpenAI47.8
  • Claude Fable 5.1 (Low)Anthropic46.8
  • Grok 4.7 (Xhigh)SpaceXAI46.4
  • MiMo-V2.6-ProXiaomi46.3
Data from Artificial Analysis

Same lab

  • Claude Opus 5.5 (Max)Anthropic57.6
  • Claude Opus 5.5 (Xhigh)Anthropic56
  • Claude Sonnet 5.5 (Max)Anthropic56
  • Claude Opus 5.5 (High)Anthropic53.6
  • Claude Fable 5.1 (Max)Anthropic53.4
  • Claude Fable 5.1 (Xhigh)Anthropic53.2
  • Claude Sonnet 5.5 (Xhigh)Anthropic51.9
  • Claude Opus 5.5 (Medium)Anthropic51.2
Data from Artificial Analysis
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