GPT-5 nano (Medium) vs GPT-6.1 Terra (Low)

GPT-5 nano (Medium) vs GPT-6.1 Terra (Low). A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

OpenAIGPT-5 nano (Medium)Not ranked · benchmark data missing
Intelligence
12.50
Total cost
-
OpenAIGPT-6.1 Terra (Low)Off the frontier
Intelligence
36.20
Total cost
$115
Verdict

Comparison incomplete

A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

MetricGPT-5 nano (Medium)GPT-6.1 Terra (Low)Difference
Intelligence (higher is better)12.536.2+189.6% GPT-6.1 Terra (Low) is 2.9× more intelligent
Total AA cost (lower is better)Not reported$114.52— not comparable
End-to-end time (lower is better)42.19s6.78s−83.9% GPT-6.1 Terra (Low) is 83.9% faster
Price per 1M tokens (in / out)$0.05 / $0.40$1.00 / $5.00
Input modalitiesText, ImageText, Image
Open this matchup in the interactive pickerGPT-5 nano (Medium): what beats itGPT-6.1 Terra (Low): what beats it
Matchup

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Agents: Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/gpt-5-nano-medium/gpt-6-1-terra-low · Markdown: /api/v1/compare/gpt-5-nano-medium/gpt-6-1-terra-low?format=md · llms.txt · agent skill