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Benchmark

GPT-6.1 Terra (Max)

  • OpenAI
  • Release · October 26, 2026
  • Proprietary
  • Reasoning

Intelligence

Intelligence Index

#12 of 77
  1. 54.555GPT-6.1 Sol (Max)
  2. 54.254Claude Sonnet 5.5 (Max)
  3. 52.352GPT-6.1 Sol (Xhigh)
  4. 51.752Claude Opus 5.5 (High)
  5. 51.552GPT-6 Astra (Medium)
  6. 5151GPT-6.1 Terra (Max)
  7. 50.450Gemini 4 Argon (High)
  8. 50.250GPT-6.1 Sol (High)
  9. 49.750Muse Wonder Full (Max)
  10. 49.750Claude Fable 5.1 (Xhigh)
Data from Artificial Analysis

Evaluations

  • AA-Briefcase v1.11,402#44
  • AA-Omniscience v1.1 Accuracy47.6%#31
  • AA-Omniscience v1.1 Non-Hallucination65.5%#20
  • AutomationBench-AA60.2%#30
  • Terminal-Bench-Science 0.157.6%#7
  • FrontierCode 2.042.3%#4
  • HLE-Diamond47.3%#19
  • GDP.pdf28.6%#14
  • Terminal-Bench 4.055.6%#13
  • CritPt v2 (Hard Subset)64.5%#9
  • GDPval-AA v2.11,476#42
  • MLCR-AA30.6%#14
  • MMMU-Pro84.7%#13
  • FrontierCode 1.136%#44
  • AA-LCR v1.182.7%#23
  • SciCode55.1%#33
  • Humanity's Last Exam46.3%#33
  • CritPt28%#21
GPT-6.1 Terra (Max)Median
Data from Artificial Analysis

Cost per task

Cost per task

$ per Intelligence Index task · #8 of 26
  1. $0.280.28Beam 1.0
  2. $0.410.41Claude Haiku 5.5 (Max)
  3. $0.490.49MiniMax-M3.1-Flash
  4. $0.560.56Nemotron 3.5 Super VL
  5. $0.60.6DeepSeek V4.1 Flash 1017 (Max)
  6. $0.960.96GPT-6.1 Terra (Max)
  7. $1.271.27GPT-6.1 Sol (Max)
  8. $1.351.35Inkling (Xhigh)
  9. $2.022.02Muse Spark Open (Xhigh)
  10. $2.352.35Step 5 Preview
Data from Artificial Analysis

Time per task

seconds per task · #11 of 26
  1. 456456Muse Wonder (Max)
  2. 520520DeepSeek V4.1 Flash 1017 (Max)
  3. 580580Step 5 Preview
  4. 594594Claude Haiku 5.5 (Max)
  5. 599599GPT-6 Luna (Max)
  6. 656656GPT-6.1 Terra (Max)
  7. 682682Gemini 3.8 Flash (High)
  8. 694694GPT-6 Astra (Max)
  9. 835835GPT-6.1 Sol (Max)
  10. 925925Grok 4.7 (Xhigh)
Data from Artificial Analysis

Tokens per task

output tokens per task · #4 of 28
  1. 34.2K34KBeam 1.0
  2. 51.3K51KInkling (Xhigh)
  3. 52K52KGPT-6 Astra (Max)
  4. 59.9K60KGPT-6.1 Terra (Max)
  5. 63.7K64KK2 Horizon 375B A23B
  6. 66.4K66KMuse Spark Open (Xhigh)
  7. 67.8K68KGPT-6.1 Sol (Max)
  8. 72.2K72KKimi K3.1 Pro
  9. 75.3K75KGPT-6 Luna (Max)
  10. 81.4K81KNemotron 3.5 Super VL
Data from Artificial Analysis

Speed and price

Speed

tokens per second · #92 of 161
  1. 9797Qwen3 Omni 30B A3B Instruct
  2. 9292Ministral 3 8B
  3. 9191GPT-6.1 Terra (Non-reasoning)
  4. 9191GPT-6.1 Terra (Low)
  5. 9191GPT-6.1 Terra (Medium)
  6. 9191GPT-6.1 Terra (Max)
  7. 9191GPT-6.1 Terra (High)
  8. 9191GPT-6.1 Terra (Xhigh)
  9. 9090Reka Flash 3
  10. 8989Llama 3.3 Instruct 70B
Data from Artificial Analysis

Latency

seconds to first token · #156 of 161
  1. 97.598Gemini 4 Carbon (High)
  2. 101.9102GPT-6.1 Sol (Xhigh)
  3. 128.9129Claude Fable 5.1 (Max)
  4. 129.8130GPT-6 Astra (Xhigh)
  5. 131131Claude Opus 5.5 (Xhigh)
  6. 138.2138GPT-6.1 Terra (Max)
  7. 251251GPT-6 Astra (Max)
  8. 251.4251GPT-6.1 Sol (Max)
  9. 343.4343Claude Haiku 5.5 (Max)
  10. 448.1448Claude Sonnet 5.5 (Max)
Data from Artificial Analysis

Price

$ per 1M tokens (3:1) · #117 of 169
  1. $1.51.5Hermes 4 - Llama-3.1 405B (Reasoning)
  2. $1.711.71Kimi K2.7 Code
  3. $1.761.76Inkling (Xhigh)
  4. $1.981.98DeepSeek V4 Pro 0813 (Max)
  5. $1.981.98DeepSeek V4 Pro 0813 (Non-reasoning)
  6. $22GPT-6.1 Terra (Max)
  7. $22GPT-6.1 Terra (Xhigh)
  8. $22GPT-6.1 Terra (High)
  9. $22GPT-6.1 Terra (Medium)
  10. $22GPT-6.1 Terra (Non-reasoning)
Data from Artificial Analysis

Nearby models

Data from Artificial Analysis

Same lab

Data from Artificial Analysis