GPT-5 nano (Medium) vs Step 5 Preview

GPT-5 nano (Medium) vs Step 5 Preview. 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
-
StepFunStep 5 PreviewOff the frontier
Intelligence
43.70
Total cost
$1190
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)Step 5 PreviewDifference
Intelligence (higher is better)12.543.7+249.6% Step 5 Preview is 3.5× more intelligent
Total AA cost (lower is better)Not reported$1,190.26— not comparable
End-to-end time (lower is better)40.59s12.06s−70.3% Step 5 Preview is 70.3% faster
Price per 1M tokens (in / out)$0.05 / $0.40$1.00 / $2.70
Input modalitiesText, ImageText, Image
Open this matchup in the interactive pickerGPT-5 nano (Medium): what beats itStep 5 Preview: what beats it
Matchup

Compare something else

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